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2013 Solo Rules - Commuter Cars Corporation

1. GStock os hu oo o SS d CS A toc 5 bud A3monquso RWo o 209613 CECI hui Tebeegedie SsteckiGS hd a a soto ud l rl sos hd pp GStock 5 hd pp Sess bud cupequtro J nono nek audi QuattroCoupe Turbocharged GStock 65 Rude Ot eligible Page 1 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer RS B Stock BS EZ B Stock BS 2 B Stock BS V8 F Stock FS D Stock DS 2 1 2 2 5 6 C5 chassis R 010 13 B Stock BS 992 94 G Stock GS S5 a el i Audi Audi i Mini 1 200833 Bstock BS Austin Healey 100 4 000 06 G Stock GS 008 12 G Stock GS 2 DStock DS Super Stock SS B Stock BS G Stock GS H Stock HS H Stock HS 2 Austin Healey 100 6 Austin Healey 3000 H Stock HS H Stock HS Austin Healey X1 9 E Stock ES lt Stock HS aaa 2011 12 W 1 Series M Coupe A Stock AS lt w 2008 13 _D Stock 05 2008 13 D Stock DS 2 008 13 D Stock DS H Stock HS lt D0 00 DO W0 gt pi gt i gt gt gt gt gt gt gt gt gt D c cicicicicicicicicicic d a fom Fon Fon Fons Fons Fons Fons Boma Bom Bom Eos o 5 5 D wW D MW 135is MW 1600 lt cemere lt
2. FStockfe5 Limon Mak LES tous ps hou SASSO Lese how cm A LBS hou ida ses how ag ses low au o ote not eligible how He soe how Epi memtwbe CStock cs low esetu o D nn AStockfas how europa esee Lotus Exige normally aspirate 2005 Super Stock S5 not eligible not eligible low onte o 006 netelgible Maserati JBirurbo esee eue EEN CTA B Stock 85 Maserati Grans 200407 BStock B5 Maserati seyde 209297 Stock 88 Mazda Baal aaa SS B23GTTurbosedan O o TOO stes stes stos E Z Se E Mazda 323 GTX Turbo AWD Po Mazda ee Mazda C 929 TAI Mazda Mazda Mazda Page 9 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Mazda m BL ARAS Mada est O 2008 13 Stock HS Maa est aa AS Mazda Mazdaspeed miana JOO 200405 CStock cs Mazda Mazdaspeed Prote ll Gstock c9 Maza Mazdaspeeda O seas Mara Mazdaspeed O Stock 05 Mazda Maa O 199097 Ek Mazda mee Sens Stock CS Mara Miemagons os Mara Milenias Supercharged Lessel Wei Mx3 LD Mada msma 209
3. 20072013 Deck Tesa Roadster o 20082 Super stock 55 Hoyos amy dC Stk HS Toyota ceia RWo sos Toyota ceiaATacTubo JO stos Toyota eea o J EECHER Toyota Jiesn 20003 GStock o5 Toyota ceiasrs Mises GStock o5 Toyota eea J 199499 GStock os Toyota celica nocewo Oo Deck Toyota Jackl sos Toyota Jee O Stock 5 Hoya echo La tH Page 15 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer ayee Merk T Heen bet MRz Spyder ll ese Taba IMR2 Supercharged pp T Toyots Mib sedes Toyota Paseo SSS tock tS Toyota Pius SSS SS tock tH Toyota Bude OSS Stock tH Toyota F Stock FS Toyota Supra 197981 sodas Toyota Supra rs G Stock GS Toyota Supra 6steck GS Toyota Supra Turbo 198792 ra Toyota Supra Turbo sa BStock B5 Toyota O A RENE Toyota DEER secs TT O REECH TIN CS AAA A H Stock HS dng oO AAA A ANETO og O AU A Losses ong mes A H Stock HS Humh ma REECH Triumph ma SOS A AN nek Triumph all Stock HS Triumph Jl LC nek mame O A AN ETC Triumph Esos rye EZ A AN ESE O Noc w sets va Noc ies stets wooo Noc a sos TR eege O ESE Volkswagen Bee J LC
4. f Replacement of torsion bar rubbers with spacers of another ma terial g Installation of any ride height adjuster s h Removal of the drum brake backing plates i In the link pin suspension non standard offset link pin bushings may be used in order to obtain desired negative camber Clear ancing of carrier or trailing arm to prevent binding is permitted The rubber portion of the bump stop may be removed Caster camber toe in and link pin inclination are free j In the ball joint suspension the camber caster adjusting nut may be replaced with an aftermarket nut of different design Caster camber and toe in are free k Any wheel bearings that fit the VW sedan spindles and brake drums or disk brake hubs without modification may be used Steering column may be altered or replaced Steering wheel is free and may be detachable Steering mechanism is free but tie rods must attach to the spindle using existing steering arm a modified steering arm or a suitable new or modified bracket welded to the spindle Ball joints in the tie rods may be replaced with rod ends 6 WHEELS a Any wheels and tires are allowed Resulting track changes are allowed Studs may be substituted for wheel attachment bolts in the original location b 4 or 5 lug wheel hubs may be used Wheel mounting lug bolts may be replaced with studs 7 Rear Suspension 234 2013 SCCA Nationat SoLo RULES APPENDIX A MODIFIED a The rea
5. A body Barracuda amp Challenger E body 1970 74 Challenger 2008 13 Challenger 6 cyl amp V8 NOC Charger 2006 13 Conquest Turbo Laser Turbo all 1989 99 Stealth non turbo Dakota 1997 04 Dodge Mitsubishi amp Eagle Colt amp Mirage 1984 88 APPENDIX A STREET PREPARED Colt Mirage amp Summit 1989 92 Colt Mirage amp Summit 1993 96 Mirage 1997 2002 Eagle Talon Turbo all 1989 99 Ferrari 400 America all 500 Superfast all Ford amp Mercury Cougar 1965 70 Cougar 1971 74 Mustang 19647 66 Mustang amp Cougar 1967 68 Mustang amp Cougar 1969 70 Mustang amp Cougar 1971 73 Mustang II all 1974 78 Mustang SVO Cobra Cobra R 1979 93 amp Capri 1979 86 4 cyl Turbo V6 amp V8 Mustang SN95 chassis NOC including Cobra amp Cobra R 1994 2004 Mustang S197 chassis incl Boss 302 amp Leguna Seca 2005 13 Taurus SHO Thunderbird amp Cougar 1983 88 Thunderbird amp Cougar 1989 97 Hyundai Genesis 2009 12 Infiniti G35 G37 M30 Q45 Jaguar Sedans 6 cyl amp 12 cyl XJS all XK 120 140 150 amp 160 Lexus ES 250 GS 400 LS 400 amp SC 400 Mazda 929 APPENDIX A STREET PREPARED CATEGORY 193 STREET PREPARED APPENDIX A ESP CONTINUED MazdaSpeed6 Mercedes 230SL 250SL amp 280SL all 350SL 380SL amp 450SL all 220 230 250 amp 280 Sedans all 280 4 5L all amp 30
6. 2005 07 Corvair Turbo amp 4 carb Malibu all 2008 13 Chrysler Cirrus V6 Conquest Turbo Laser Turbo 2013 SCCA NarionaL SoLo Rules 173 Stock APPENDIX A G Stock CONTINUED PT Cruiser Turbo 2003 09 Sebring V6 Daewoo 6 cyl models Dodge Avenger V6 Caliber SRT4 Conquest Turbo Daytona IROC R T Daytona Turbo NOC Lancer Turbo Neon 1995 99 Shadow Turbo amp V6 NOC Spirit 4 cyl Turbo amp V6 Spirit R T SRT 4 Neon chassis Stealth non turbo Stratus V6 Eagle Talon Turbo FWD Fiat 500 Abarth 2012 13 Ford Contour V6 Five Hundred Focus ST 2013 Fusion 6 cyl Mustang 4 cyl Turbo amp V6 1979 93 Mustang V6 1994 2010 Mustang SVO Probe all 1993 97 Probe 4 cyl Turbo amp V6 1989 92 Taurus SHO 1989 99 2010 13 Tempo V6 Thunderbird Turbo ZX2 S R 1999 2003 General Motors FWD models 4 cyl Turbo 6 cyl Ecotec or Quad 4 engines NOC Honda Accord V6 Civic Si 1986 87 Civic Si 2006 12 Civic Si Mugen 2008 174 2013 SCCA Nationat SoLo RULES CRX Si Prelude VTEC 1993 96 Prelude 2 3L DOHC 1992 96 Prelude 1997 2001 Hyundai Genesis Coupe 4 cyl Turbo 2010 12 Infiniti M30 Isuzu Impulse Turbo all Jaguar X Type 2 5L 2002 05 Kia Forte amp Forte Koup 2 4L Lexus ES 250 ES 300 GS 300 Lincoln LS V6 sedans Mazda 323 GT Turbo sedan 323 GTX Turbo AWD Mazda6 V6 2003 13 Mazdaspeed Prot g Millenia S Supe
7. 2013 Solo Rules e o BFGoodrich Ct ua Mobil EE smmm National Solo Rules 2013 EDITION Sports Car Club of America Solo P O Box 19400 Topeka KS 66619 0400 800 770 2055 785 232 7228 Fax www scca com 9 5 LOSS OF AWARD puma an aaa aei 64 9 6 AMENDMENT OF RESULTS 1 essere 64 9 7 PUBLICATION WT 64 TO APPEALS E 64 10 1 RIGHT TO APPEAL sessi nennen nennen nennen en 64 10 2 INTENT TO APPEAL 1 2 3 0 ia 64 10 3 TAKING AN APPEAL essent nennen nnne 64 10 4 COMPOSITION OF THE NATIONAL APPEALS COMMITTEE 65 10 5 DECISION TO HEAR maa nt 65 10 6 CONVENING THE APPEALS COMMITTEE se 65 10 6 1 Hearing The Appeal National Appeals Committee 02 65 10 6 2 Appointed Appeals Committee oooocccnncccinocccncocccnnoancnanancnan a nananor 66 10 6 3 Hearing The Appeal icit temet tete 66 10 7 JUDGMENT OF THE APPEALS COMMITTEE s 66 10 8 PUBLICATION AND EFFECT OF DECISION 66 10 9 BAD FAITH APPEALS sese 66 VV AWARDS ENES 67 12 AUTOMOBILE DEFINITIONS 67 12 1 AUTOMOBILE CAR sse nnne 67 ET RL WE 67 12 le EE EE 67 12 4 STANDARD PART 2 2 226 1358120 ee Re LUR 67 TLO e d d ene geste 67 12 6 OPEN AND CLOSED CARS sss 68 12 7 FLEOQR PAN m heute 68 12 8 DRIVER PASSENGER COMPARTMENT nm 68 12 9 W
8. amp Sen tra SE R 1991 94 Pulsar amp Pulsar NX non turbo all 196 2012 SCCA Nationat SoLo RULES Stanza all Opel 1900 amp Manta GT 1100 GT 1500 amp 1900 Kadett 1100 Kadett 1500 amp 1900 Pontiac amp Toyota Corolla Matrix amp Vibe 2003 08 NOC Peugeot 405 DL amp 405 S Porsche 912 912E Renault 15 8 17 all 16 all 17 Gordini 18i all Alliance GTA amp Encore Fuego non turbo R 5 NOC amp LeCar Saab Sonnet 1968 74 Saturn SL 1991 95 SW 1993 95 amp SC 1991 96 SL 1996 99 SW 1996 99 amp SC 1997 2000 SL 2000 02 SW 2000 02 amp SC 2001 02 Scion tC Sunbeam Alpine all Subaru Turbo 4WD all NOC Forester non turbo Impreza 2 0i 2012 13 Legacy amp Legacy GT Suzuki Aerio Toyota Camry 4 cyl Celica 1970 77 Celica 1978 81 Celica 1982 85 APPENDIX A STREET PREPARED FSP coNTINUED Celica FWD 1986 89 1800 P1800 amp ES1800 all Celica FWD 1990 93 240 Series non turbo all Celica 1994 99 260 Series all Corolla 1200 700 Series all Corolla 1600 amp SR 5 1970 Yugo 79 all Corolla 1600 amp 1800 RWD 1980 83 Sedans under 1 7L not otherwise Corolla AE86 chassis all classified 1984 87 4 cyl amp rotary RWD mini pickups Corolla FX16 See Section 15 1 C for update Corolla GTS AE92 chassis backdate limitations FWD 1990 91 Starlet Tercel Triumph GT 6 Herald all Spitfire TR
9. e Any exhaust system which terminates more than three inches behind the rearmost part of the body may be used D Counterweighted crankshaft and eight dowel pinned crank shaft to flywheel mounting are allowed All journal dimensions and relationships with each other must remain as stock Crank shaft journals may be ground undersize a maximum of 0 030 0 762mm less than stock dimensions Crankshaft pulley is unrestricted g Deep sump oil pan up to 2 5 qt 2 37L additional capacity is permitted The installation of baffles housed completely within the oil pan and crankcase is permitted The use of any standard VW oil pump is permitted Dry sump systems are permitted Replacement of oil gallery plugs with threaded plugs is permit ted Oil filters and oil coolers are unrestricted provided that they are securely mounted completely within the bodywork A pres sure accumulator e g Accusump may be fitted h Camshaft and valve train components are unrestricted with the following exceptions 1 Pushrods shall be made of metal 232 2013 SCCA Nationat SoLo RULES APPENDIX A MODIFIED 2 Valve lifters tappets shall be dimensionally and functionally identical to and made of the same material as the standard VW parts 3 Roller camshafts are prohibited Rocker arms shall be standard ratio VW 5 Valve guide material is unrestricted provided that the dis tance between valve centers and the angles of the valves does not
10. lt w W 2002 G Stock GS MW D Stock DS MW DEER RENE MW a Gees 3186 UU asa stock 65 3 dl H Stock HS Stock HS x D MW G Stock 65 MW poe w neteligibie 325e ea Stock 65 w Basi 198791 stos MW Ba SSS 198791 stocks BMW 325ix 198891 G Storck GS Mw Basd E 200911 DStock D5 o fa p 9 H Stock HS lt lt ojofojoloju o juo w lt lt BMW 335i D Stock DS D Stock DS D Stock DS 5 Series NOE REH Bmw Te Series coupe pp FSteetf Bmw 7senes 69 stos BMW series Coupe po Estos Bmw Meu Oooo 9962000 C Stock CS 011 12 cem lt lt lt Page 2 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Mcoupe o o ETE TB SOCKS IMRoadster o 1996 2000 MRowster o fooro BStock B5 M3 E30 casi seri CStock cs M3 636 chassis Lessel CStock c5 M3 E46 chasi fooro FStock F5 M3 690 92 93 chassis ooms FStock F5 Ma ughiweight PY Pr il bw O A os ew m S o osf Fs 8 Eet 199688 ra emw uer O o em 19972002 Cc Stock CS Mw 28 coupe ron 200808 6Hok Bmw mMCowe J 200608 AStockfas BMW za Master O 200608 A Stock AS BMW Z4Roadster honM Moons Stock 8S eww s An eligible Buick eNX SSS i
11. 10 Deformable structures as defined by the Formula Atlantic rules 11 On board fire systems 12 Reverse gear in BM and FM vehicles 13 A front impact attenuation device BCR Section 9 4 5 G is not required in Solo Modified Category vehicles 14 Driver restraint system aging requirements ECR 9 3 19 G do not apply The 180 vision rule is recommended Note If any conflict exists between the Club Racing ECR and the Solo Rules the Solo Rules shall take precedence See Sections B 8 and B 3 for documentation requirements Refer to for additional class specific vehicle preparation rules Refer to for past clarifications of these rules The following types of cars are assigned to the Modified Category 18 1 MODIFIED PRODUCTION BASED CARS A Eligibility Classes DM and EM contain production based cars which are per mitted additional modifications beyond those allowed in Prepared classes CP through GP Models must meet the requirements uj ion 13 first paragraph be specifically listed in Appendix A meet the specifications below or be otherwise recognized by the SEB 1 Kit Cars Kit cars which were originally designed constructed and licens able for street use may participate in DM and EM if they are ap proved by the SEB Members desiring approval of a particular kit car should provide the SEB with detailed information regarding the kit model and contact info if available for the OE manufactur er For obs
12. 13 Stock a run than real time display and data recording C Hood straps or fasteners may be added D Any fuel tank cap may be used E Windshields may be folded but not removed provided the required mechanism is standard equipment F Alternate steering wheels are allowed provided the outside diameter is not changed by more than one inch from the standard size Steer ing wheels with an integral airbag may not be changed G Alternate shift knobs are allowed H Spare tires tools and jacks may be removed Any fastening hard ware and or other pieces that can no longer be firmly secured in the absence of the spare tire may be removed if necessary to ensure compliance with Section 3 3 3 B 1 Safety Inspection Requirements Roll Bars and Roll Cages 1 Roll bars may be added Roll bars may be welded in Standard roll over hoops and covers may be removed if the resulting in stallation meets Appendix C A Basic Design Considerations The total weight of components added must not be less than that of components removed 2 Roll cages may be added It is strongly recommended that roll cages be constructed according to the Club Racing GCR though they must be bolted not welded into the automobile and be con tained within the driver passenger compartment A roll cage has more than four attachment points to the body or frame or has bracing both fore and aft of the main hoop J Driver restraints as outlined in Section 3 3 1
13. 1978 81 Celica non turbo 2WD 1982 85 Celica non turbo 2WD 1986 89 Celica non turbo 2WD 1990 93 Celica non turbo 2WD 1994 99 Celica non turbo 2WD 2000 05 Corolla non turbo 2 WD 1968 70 Corolla non turbo 2WD 1971 74 Corolla non turbo 2WD 1975 79 Corolla non turbo 2 WD 1980 83 pm Corolla non turbo 2WD 1984 87 Corolla non turbo 2WD Alt engine 4A C Corolla non turbo 2WD 1993 97 Corolla non turbo 2WD 1998 2002 Corolla non turbo 2WD 2003 08 Paseo non turbo 2WD 1991 97 Starlet non turbo 2WD 1981 84 Alt engine 4A G 1 6L w cyl head P N 11101 16010 or 11101 16030 Tercel non turbo 2WD 1980 82 2013 SCCA NarionaL SoLo Rules 217 SK TS A LALA 1988 92 PREPARED APPENDIX A 1983 86 Tercel non turbo 2WD 1987 90 Tercel non turbo 2WD Tercel non turbo 2WD Tercel non turbo 2WD Yaris Sedans NOC non turbo 2WD 1991 94 1995 99 oa Volkswagen Beetle 1300 1965 66 Beetle 1300 1500 amp 1600 1967 69 Beetle 1600 1970 77 Corrado 16v non supercharged 1988 95 Rabbit Jetta Scirocco Cabriolet amp Pickup A1 chassis 8v 1975 92 Golf amp Jetta A2 chassis 1985 93 Golf GTI amp Jetta 1 8L amp 2 0L non turbo A3 chassis 1993 98 Golf GTI amp Jetta 2 0L non turbo A4 chassis 1999 2005 Golf GTI amp Jetta 2 5L 5 cyl A5 chassis 2006 09 New Beetle 2
14. 2292 cc Alt Spec No peripheral port Sedans non turbo 2WD NOC Mercedes 190E 1983 93 MINI Cooper non S 2002 10 Mitsubishi Cordia non turbo FWD 1982 90 Alt Spec No split shift Eclipse see Chrysler Mirage see Chrysler Nissan Datsun 210 1 4L B310 chassis 1978 82 Alt cyl head P N 11041 H2303 or 11041 H5704 200SX S10 chassis 1977 79 Alt cyl head P N 11041 22010 11041 U0600 A 11041 U0602 SV 11041 21901 or 11041 N7120 2013 SCCA Nationat SoLo Rules 215 PREPARED APPENDIX A 200SX S110 chassis 1980 83 Alt cyl head 11041 22010 11041 U0600 A 11041 U0602 SV 1041 21901 or 11041 N7120 Alt engine L20B or NAPS Z 200SX S12 chassis 1984 88 Alt cyl head P N 11041 N7120 Engine L20B or NAPS Z 240SX 1989 98 Alt engine L20B with cyl head P N 11041 N7120 22010 or 11041 V9182 U0600A Hood may be modified for engine clearance 510 1 6L 1 8L amp 2 0L PL510 chassis 1968 73 Alt cyl head P N 11041 22010 11041 U0600 A 11041 U0602 SV 11041 21901 or 11041 N7120 510 A10 chassis 1979 81 Alt cyl head P N 11041 22010 11041 U0600 A 11041 U0602 SV 11041 21901 or 11041 N7120 610 1973 76 Alt cyl head P N 11041 22010 11041 U0600 A 11041 U0602 SV 11041 21901 or 11041 N7120 710 1974 77 Alt cyl head P N 11041 22010 11041 U0600 A 11041 U0602 SV 11041 21901 or 11041 N7120 720 2WD 1980 86 810 1976 80 810 Maxima 1981 83 B110 1171 1237 1288 1397 amp 1488c
15. 4 cyl 1982 86 Metro amp Swift 1985 88 Metro amp Swift 1989 93 Monza NOC Starfire Omega Astre amp Skyhawk RWD Phoenix amp Skylark Prism S 10 1994 2004 FSP coNTINUED Spectrum 1 5L non turbo 1985 89 Spectrum NOC Sprint amp Sprint Turbo Storm all Sunbird 4 cyl Vega amp Cosworth Vega Chrysler Plymouth amp Dodge Acclaim 4 cyl non turbo Arrow 1600 2000 amp 2600 Champ non turbo all Colt non turbo FWD Colt 8v non turbo Colt 1600 amp 2000 RWD Daytona non turbo Horizon TC3 amp Turismo 1 7L 1 8L amp 2 2L Laser non turbo 1989 99 Neon all 1994 99 Neon 2000 05 Omni 024 amp Charger Rampage 2 2L Sapporo 1600 2000 amp 2600 Shelby 2 2L non turbo 1983 84 Spirit 4 cyl non turbo Dodge Mitsubishi amp Eagle Colt amp Mirage non turbo 1984 88 Colt Mirage amp Summit non turbo 1989 92 Colt Mirage amp Summit non turbo 1993 96 Eagle Talon non turbo 1989 99 Fiat amp Bertone 124 1966 74 128 131 amp Brava 850 Sedan 850 Coupe amp Spider Strada X1 9 all Ford amp Mercury Capri Il 1976 77 Cortina Escort EXP Lynx amp LN7 1981 90 APPENDIX A STREET PREPARED Escort Escort GT amp Tracer 1991 96 Escort ZX2 amp Tracer 1997 2002 Festiva Fiesta 1976 80 Focus all 1999 2007 Fusion amp Milan 4 cyl Mustang II 4 cyl 1974 78 Mustang amp Capri 4 cyl non turbo P
16. Audi 4000S non turbo FWD 1980 87 Sedans 3 0L and under non turbo NOC Austin Morris America 1968 71 Mini Cooper S 1275 Alt engines 850 970 997 998 1071 or 1098cc Firewall modification for adjustable front track rod front lower sus pension arm Alfa Romeo 1600 GTV 1974 Alfetta GT 1976 79 Alt cyl head P N 19510 01053 04 Giulia 1300 amp 1300 Ti 1964 71 GT 1300 Jr amp GTA Jr 1966 77 GTA bore amp stroke 78mm x 67 5 GTV 1750 2000 67 77 Alt cyl head P N 19510 01053 04 twin plug add 100 Ibs Junior Z Sport Sedan Alt cyl head P N 19510 01053 04 twin plug add 100 Ibs Sedans amp sports cars NOC BMW 1600 1966 77 2002 2002ti amp 2002tii 1968 76 2000ti 1966 72 320i 212 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED 3 Series E21 4 cyl 1975 83 3 Series E30 4 cyl 1984 93 3 Series amp M3 8v amp 16v E30 chassis 530i 1975 78 Sedans NOC Chevrolet Pontiac Buick Oldsmobile amp Cadillac Equivalents Beretta 4 cyl amp V6 1987 96 Chevette 1976 87 Citation 1980 85 Nova FWD Sonic non turbo 2012 13 Spectrum 1985 88 Sprint non turbo 1985 91 Vega amp Cosworth Vega 1971 77 Chrysler Plymouth Dodge Eagle amp Mitsubishi Colt amp Champ 1971 78 Colt amp Champ non turbo 1979 83 Colt amp Mirage non turbo 1984 88 Colt Mirage amp Summit non turbo 1989 92 Colt amp Mirage non turbo 19
17. Mitsubishi Eclipse Turbo ewo O solos Mitsubishi Gan aisen Stock HS Waben Jet v O stos Page 11 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Waha ll GS Mitsubishi lamer O oo HStock H5 Mitsubishi Lancer Evolution 200313 BStock es Mitsubishi Lancer Ratiat J Moon Stock 0S Mitsubishi Mrage o Heck Mitsubishi Jet po LC Stock HS Mitsubishi Premier pp nek Mitsubishi Baier montas Stock HS Mitsubishi Staron o Leet Mitsubishi Weda O nek Mogen faja Esos Morgan Pasa Esos Morgan Je pp T Nissan pos i S oo Stock HS Nissan pox o e solas Nissan feos S uroa G Stoles E Leder Nissan poxo O o J ECN Stock iwasan B002kTurbo oo 199096 CStock c5 Nisaa B502 aos Stock CS Nisan 3702 non NI5MO 200913 cesos Nissan Altima 209233 Ssteek GS Nissan Aim pp sos Nissan STROSS a not eigible Nisaa e tigi Nissan Maxima Gsteck GS Nissan Maxima NOC 1 sos Nissan MSMosmz o Ssteck s Nissan aso Ses sa Jon Ssteck GS Nissan der pp Dk Nissan enrstR O 199194 edel Nissan enrastR oo
18. Mustang Boss 302 non Laguna Seca EEN Ford Mustang Boss 302 Leguna Seea 201213 not eligible Fora Mustang Cobra 2003 04 Stock CFS Fod Mustang Cobra RO not eligible Fora Mustang Coras J Esos rod Mustang TSS Takt rod Mustang a Stock HS rod mustang Stock HS Fod Mustang Mach O 200994 rail Fora Mustang Shelby GT T62 8 540 on 200708 rail Fora Mustang Shelby 61500 200713 AStockfas Page 6 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer ford eeng o O T Foa CT A nek Foa Je 199397 GStock o5 Foa ews O 198999 GStock o5 Foa TT 201013 GStock o5 rod engt O o AN Sets rod emo pda Sets rod emo e T csao bi Thunderbird supercharged ve FStock F9 Fora Thunderbird Jo a Esos Fod rhanderbirdTurbo Jo Leet Fod pGtensm O sos Fod er O oO oo stock las General Motors NOC FWD J em cmas General Motors Noc wb coe GStock c5 General Motors NOC FWD da GStock c5 General Motors NOC FWD Turbocharged ol Gsteck GS General Motors NOC FWD O Stock General Motors NOC RWD J vp Deckt Seet LC Dk ES A AN CEIC Geo CTS A AN tock HS seo
19. PREPARED 17 PREPARED CATEGORY 17 0 A Intent It is the intent of these rules to allow modifications useful and neces sary in the preparation of a high performance production based non street driven vehicle The SCCA will use the following guidelines in the determination of suitability for classification in the Prepared Category 1 Cars classified shall retain their original design structure and drive layout unless otherwise specified in these rules If in doubt about a modification competitors should ask If the rules do not specifically authorize a modification it is not permitted Cars running in Prepared Category must have been series pro duced with normal road touring equipment capable of being li censed for normal road use in the United States and normally sold and delivered through the manufacturer s retail sales outlets in the US Cars not specifically listed in Prepared Category class es in must have been produced in quantities of at least 1000 in a 12 month period to be eligible for Prepared Category The SCCA may also class suitable non production full bodied full fendered strictly specified cars into this category Production quantities EPA approval and DOT approval are not required The SCCA may choose not to classify any such vehicle it deems unsuitable for the Prepared category Within the scope of these rules the terms chassis refers to the minimal configuration of a car necessary to
20. Tires must have a minimum UTQG treadwear rating of 140 and a minimum molded tread depth greater than 7 32 as manufactured D Tire models must not appear on the following list which may be altered at any time by the SEB upon notification of the membership Pirelli P Zero Corsa 14 4 WHEELS Any wheels are allowed with widths up to the following STF STC STS STR AWD 7 5 Standard wheels exceeding these maximums are STX AWD 8 0 not permitted STX 2WD STR 2WD 9 0 STU unlimited 14 5 SHOCK ABSORBERS A Shock absorber bump stops may be altered or removed B Any shock absorbers may be used Shock absorber mounting brack ets which serve no other purpose may be altered added or replaced provided that the attachment points on the body frame subframe chassis suspension member are not altered This installation may incorporate an alternate upper spring perch seat and or mounting block bearing mount The system of attachment may be changed The number of shock absorbers shall be the same as Stock No shock absorber may be capable of adjustment while the car is in mo tion unless fitted as original equipment MacPherson strut equipped cars may substitute struts and or may use any insert This does not allow unauthorized changes in suspension geometry or changes in attachment points e g affecting the position of the lower ball joint or spindle It is intended to allow the strut length changes needed to accommodate per
21. are allowed in all Modified classes Data acquisition systems are allowed in all Modified classes unless specifically prohibited by the applicable section s Modified Category cars are divided into classes based on potential Solo performance They need not be licensed for or capable of street use The Solo Rules shall take preference over the concerning safety requirements for vehi cles in this Category Aerodynamic devices must be securely mounted on the entirely sprung part of the car and must not be moveable when the car is in motion The use of any moving device for example a fan propeller or turbine or hinged wing to create downforce is prohibited Movable side skirts are not permitted except where noted herein or in Appendix A Modified Categor 18 0 A Sound Control Modifications If a formula car or sports racer is restricted by a PGH states exhaust length or vehicle length and therefore prohibited from installing the necessary exhaust devices to quiet the car to meet local dB limits the following shall apply The vehicle exhaust system length may be extended to allow for the installation of noise suppression devices This allowance is provided solely to reduce the exhaust noise emanating from these cars by al lowing the installation of a noise limiting device s and in so doing keep the total exhaust length to a minimum for safety reasons The installation and the noise limiting device s shall serve no other pur po
22. offering an improved ride handling and performance JP lm le d al mle FI ZS UN BI NA mad SPORT SUSPENSION TVS STAGE I KIT Includes Sport Springs and Sport Tubular Anti Roll Bar Kit Also Available Sport Springs amp Sport Tubular Anti Roll Bar Kit sold separately r24LLYARMOR Basic Basic Plus Classic UR UR Plus and MSpec Mud Flaps Universal and vehicle specific fitments available Protects from everyday abrasions Great for seasonal or year round use TIRE STORAGE RACK This adjustable rack quickly attaches to wall studs providing a convenient and safe storage method Load tested to a weight capacity of 400 pounds 5129 plus shipping www tirerack com 574 287 2345 Fax 574 236 7707 15 STREET PREPARED 15 STREET PREPARED CATEGORY Cars running in Street Prepared Category must have been series pro duced with normal road touring equipment capable of being licensed for normal road use in the United States and normally sold and de livered through the manufacturer s retail sales outlets in the United States Cars not specifically listed in Stock or Street Prepared Category classes n ependi Amus have been produced in quantities of at least 1000 in a 12 month period to be eligible for Street Prepared Category A vehicle may compete in Street Prepared Category if the preparation of the vehicle has not exceeded the allowable modifications of Stock except as specified below However t
23. os Pontiac Jeep mes Dk Pontiac farer e c Pontiac ebd oo E Pontiac Firebird Firehawk ll neteligibie Pontiac Firebird Formula WS6 including 11E 1998 2002 F Stock FS Pontiac Firebird Trans Am WS6 including 11 1998 2002 _FStock FS not eligible Pontiac H Stock HS G Stock GS G Stock GS ontiac ontiac ontiac ontiac ontiac ontiac ontiac ontiac Pontiac Pontiac Pontiac Porsche Porsche Porsche Porsche Porsche 008 09 G 5GT 8 8 NOC Solstice GXP 2 ve 20009 BV le EC T r 1 T 1000 Trans Am Turbo Vibe 968 nonturbo 1995 58 911 996 chassis 1998 2005 2007 09 V6 V8 V6 Page 13 of 17 F Stock FS F Stock FS H Stock HS C Stock CS B Stock BS H Stock HS H Stock HS F Stock FS H Stock HS C Stock CS H Stock HS C Stock CS B Stock BS A Stock AS 2013 SCCA Solo Stock Category Classification by Manufacturer Porsche uigsreess AS Leeschte Porsche 911 Club sport pp soe Porsche wien aos not gible Porsche ori 673 996 chasis JOO TOO Super Stock 55 Porsche 911 GT3 997 chassis nonn EECHER Porsche BEE GT3RS 997 dech not eligible Porsche 911 Turbo 930 chassis 197489 Super Stock SS Porsche 911 Turbo 996 chassis neteligibie Porsche BE TurboAWD ote Porsche B
24. senger seats may be removed or replaced with seats of any origin The driver s seat must remain on the standard side of the car and may not cross the centerline of the car The seat may be relocated fore aft by up to 12 0 30 5 cm based on the centerline of the origi nal front and rear mounting points Rear bulkhead of the driver pas senger compartment may not be removed to relocate the seat and the driver s seat may not extend rearward past the bulkhead J Doors may be lightened and may be replaced by ones of alternate materials Doors may be pinned but not bolted to prevent_their opening in case of an accident Quick release fasteners e g fasteners are allowed Standard door hinges and latch mechanisms may be removed but the doors shall be capable of being opened or removed Interior door panels may be removed or replaced and the door window slots may be covered Alternate attachment devices may be added to hood and deck lid to supplement or replace the latches Hood and deck lid hinges may be removed K Windows 1 All windows may be replaced with polycarbonate material The front windshield shall have a minimum thickness of 7s inch 0 125 3 16 118 2013 SCCA NarionaL SoLo RULES M O 17 PREPARED mm Tinting of the upper portion of the front windshield and the entire portion of all other windows is allowed All window replace ments shall remain in the same position in the frame or opening as the ori
25. to sos Geo aber A ECTS Gwc Bebe AS AN AUSTIN Gwc beer FStockfe5 Honda eo pp HStock R9 Honda BOOSTS sos Honda be SOS Stock CHS Honda been e Sste G Honda ui 209633 Sto HS Honda owedeso Sekt Honda uweE ao HStock H5 Honda ue AN ECOS TE HStock H5 Honda lowest 198687 GStock o5 Honda uWes i989991 H Stock HS Honda lewis AN EPS H Stock HS Honda ues 20022005 H Stock HS Honda ues 209643 G Stock GS Honda owesiMugen J 298 GStock o5 Honda Jee No OSS S Honda mx ns seeks Fonda mxsi seas Honda Rz 1l sees Page 7 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Honda iisd LL AS Hoda O sos Honda Jet SOS sos Prelude o rl neam Bewe ira Gsteck GS Prudes hoas HStoek H5 Prelude VTEC 199336 G Stock GS 52000 Stk 8 O AN 19952019 Hsteck HS D Stock DS G Stock GS D Stock DS F Stock FS NOC OSS Stock tH Bue SSS secs buon SSS tock tS infiniti gm LL secs infiniti escop O oog innit
26. 000 1488cc P N 12100 PE3 010 or 121 XA1 0084 Civic 1988 91 Civic 1992 95 Civic non Si 1996 2000 Civic 2001 05 Civic 2006 10 Civic 1488cc 1980 83 Alt cyl head P N 12100 664 010 2v per cyl Civic 1988 91 Civic non DOHC VTEC 1996 2000 Civic Si 1 6L DOHC VTEC 1999 2000 CRX 1984 87 Alt cyl head 1342cc P N 12100 PE2 000 121000 PE7 000 or 12100 PE3 000 1488cc P N 12100 PE3 010 or 121 XA1 0084 Alt body parts Mugen front bumper spoiler front fender rear fender amp rear bumper CRX 1988 91 DelSol 1993 96 Fit 2009 13 Prelude 1978 2001 Alternate cyl head P N 12100 PC7 000 12100 PC7 010 or 12100 PC7 020 Hyundai Sonata 1989 2005 Infiniti 130 1996 2001 135 2002 04 214 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Isuzu I Mark 1981 84 I Mark 1985 89 Impulse non turbo 1983 89 Impulse non turbo 1990 92 Stylus 1991 93 Sport Coupe Lancia Beta Zagato Mazda 323 amp GLC non turbo FWD 1980 95 GLC Alt cyl head P N E515 10 100B 626 non turbo 2WD 1979 2002 Cosmo 1976 78 Alt cyl head P N E515 10 100B GLC RWD 1977 83 Mazda2 2011 13 MX 6 non turbo 2WD 1988 97 Alt engine 12A Rotary no peripheral port RX2 1971 74 Specified Displacement 2292 cc Alternate Specification no peripheral port RX3 1971 78 Specified Displacement 2292 cc Alt Spec No peripheral port RX4 12A 1974 78 Specified Displacement
27. 1996 2005 Super Stock 55 Dodge Viper J 2992 2003 Super Stock 55 Dodge eer J 2003 07 Super Stock SS Dodge eeng Oo notes Eae summit AN HStock 9 Ee aen i wmomtwbe Stock HS Fade raton Tuso aw O sos Page 5 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Ease Faarf ll ss at E ses ot ms A Lese ot s A AAN ECTS EE ot NOE ote CAN OS A AN ETICO CN A EIC Fa 3 pp seeds Fa omoa NO eligible Fa B00Abarh rl sols Fa Bo iStock 5 Fa Bma A AN Dk Fa mda pp sees Fa m Esos rod Amie A ECT rod Jaar J ay Stock HS rod Jaar J w csao od cm pp sos Fod ero Viera O Eos Fora Escort AO AS Ford O AU A NIETO Ford Fea ELE Stk 5 Fod Je rr Dach Fod fese ma Stock HS rod Jeng dC Stock GS Ford Focus except T2013 JO steckt CAS SSCS 2013 Stock GS Foa pasto do sets rod rasta Ve GStock 5 Fed eT eligible rod Mustang ew Seeks rod Mustang mies HStock R5 Foa Mustang v8 S Esos Ford
28. 200212 Stock GS INissan Sentra SE RSpecV Oo 200212 Gsteck GS Nissan sentra NOC oo 1982 2013 H Stock HS Nissan ema 5 Nissan Vea rl HStock H5 Oldsmobile 442 HO W Ai Sports package option notable foldsmobile_ calaswat AG Stock es oe uo ppa Stocks lope CS A LC Dk Op lap SS Oe ETT A AN CEIC CN CS A AN EIC Peugeot jus O sos Page 12 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Pee posme O O A ECON eet Peugeot 5s 197931 edel Pininfarina poo pp HS plymouth bei nono Stock HS plymouth Acclaim Turbochargeddol Stock G3 _ Plymouth Plymouth Plymouth Plymouth Plymouth dam e aow ooo S kam ES ERR AAA EH G Stock GS H Stock HS H Stock HS H Stock HS H Stock HS Plymouth ler nonturbo Stock HS Plymouth Neon 199599 GStock o5 Plymouth Neon Jan HStock H5 Plymouth owe J Ek Plymouth Sapporo A AN LC Heck Plymouth Scamp SSS HStock RS Plymouth Sundance aen HStekiMS Plymouth Sundance Turbocharged el G Stock G3 _ Plymouth Sundance J vw Sste GS Plymouth gp AN CEIC Plymouth ag pp EIC Pontiac Je a os Ponia feo e Esos Pontiac ffres do
29. 58 2 1780cc 1780 Fuel Inj Comp ratio to 11 5 1 valve lift to 0 420 2013 SCCA Nationa SoLo Rules 227 PREPARED APPENDIX A Jetta 85 91 15x7 1 57 1 30 1780cc 1780 Fuel Inj Comp ratio to 11 5 1 valve lift to 0 420 Rabbit 81 84 14x7 1 34 1 22 1715cc 1715 Fuel Inj Comp ratio to 11 0 1 valve lift to 0 450 Rabbit GTI 8v 83 84 15x7 1 57 1 30 1780cc 1780 Fuel Inj Comp ratio limited to 12 0 1 valve lift to 0 420 Rabbit 13x7 1 34 1 22 1588cc 1590 1 40DCN or 40DCNF w 32mm chokes or Fuel Inj Comp ratio to 11 0 1 valve lift to 0 450 Scirocco 81 84 14x7 1 34 1 22 1715 1715 Fuel Inj Comp ratio to 11 0 1 valve lift to 0 450 Scirocco 8v 83 88 14x7 1 57 1 30 1780cc 1780 Fuel Inj Comp ratio to 12 0 1 valve lift to 0 420 Scirocco 13x7 1 34 1 22 1457cc 1460 1471cc 1470 58 8 58 2 58 9 57 2 58 9 57 2 58 9 57 2 58 9 57 2 58 9 57 2 58 9 57 2 1457 1 40DCN 40DCNF or 40IDF w 32mm chokes or Fuel Inj 1471 1 40DCN 40DCNF or 40IDF w 32mm chokes Comp ratio to 11 0 1 valve lift to 0 450 Scirocco 13x7 1 34 1 22 1588cc 1590 1 40DCN or 40DCNF w 32mm chokes or Fuel Inj Comp ratio to 11 0 1 valve lift to 0 450 228 2013 SCCA Nationat SoLo RULES 58 9 57 2 APPENDIX A MODIFIED MODIFIED CATEGORY All listed weights are with driver except where noted otherwise Weights not listed default to the appropriate Club Racing reference Car
30. ABSORBERS AND SPRINGS a Section 17 5 B which restricts the type of shocks authorized by 17 5 C 3 does not apply b Active reactive suspension systems incur a minimum weight adjust ment including standard parts BRAKES Anti lock braking systems ABS may be added replaced removed or modified The use of ABS including original equipment incurs an ABS weight adjustment ABS providing traction and or stability control in any form will also incur a traction stability control weight adjustment SUSPENSION CONTROL Any front and rear suspension system type MacPherson Chapman strut double A arm live axle etc may be used ELECTRICAL SYSTEM 204 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Any ignition system is permitted The number of spark plugs may be changed 7 ENGINE AND DRIVETRAIN a Engines must be derived from production automobiles Motorcycle snowmobile marine or other engines of non automobile design are not permitted b Drivetrain and related systems induction ignition fuel electrical cooling oiling etc and components mounts clutch flywheel etc are unrestricted except as noted c The engine orientation must not be changed i e transverse stays transverse longitudinal stays longitudinal d Any traction or stability control systems are permitted but incur a minimum weight adjustment including standard parts e Air may be ducted to the induction sy
31. D Replacement of any chassis component e g subframe in its en tirety by one of alternate construction unless specifically permitted shall result in the vehicle being in excess of these rules and weight penalties and or competitive adjustments may apply E The floor in the driver passenger compartment may be modified for installation of subframe connectors exhaust components and for driveshaft clearance When modified the driver passenger compart ment must remain separate from any exhaust and driveshaft com ponents The modified area must be steel or aluminum and no more than a 4 0 101 6 mm clearance is allowed between modified floor area and exhaust or modified floor area and driveshaft components Trunk floors may be modified removed or replaced If replaced the trunk floor must be replaced with metal panels of similar shape to the original Removal of the trunk floor is allowable only when a metal bulkhead separates the trunk area from the passenger compartment F The firewall may be notched or recessed for clearance of exhaust 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED headers electric lines coolant lines fuel carrying lines fuel pumps intercooling piping carburetors air horns air cleaners and distribu tor Any material added to the firewall must be either steel or alumi num This requires a sealed firewall between engine and passenger compartment This rule is for driver s safety Comple
32. Ford Twin Cam 1558cc Alt cyl head Renault casting R 16 Renault Alt cyl head Twin cam P N 26RD0703 Mazda MX 5 Miata 1 6L amp 1 8L non turbo 1990 2005 MX 5 2006 10 Pontiac Fiero 2 5L 4 cyl Alt suspension rear double A arm Air cleaner may protrude through engine hatch Solstice non turbo Porsche 912 amp 912E 1600cc amp 1971cc 914 4 cyl 924 1984cc non turbo Alt cyl P N 933 104 302 50 Saturn Sky non turbo Toyota MR2 1587cc non s c 1985 89 MR2 2164cc non turbo 1991 95 MR2 Spyder 1794cc 2000 05 Triumph GT6 1998cc TR 7 1998cc Alt rear spoiler V 775 Turner 950S 1500 TVR 1800 Volvo P 1800 1780cc P 1800 1982cc Two seat cars 4 cyl N A 2WD NOC 2013 SCCA NarionaL SoLo Rules 211 PREPARED APPENDIX A E PrepaRep EP Wheel size allowances are as per Section 17 4 Minimum weights are determined by engine displacement Increases in engine displacement resulting from legal overbore are not considered in these calculations WEIGHT FORMULAS LBS Piston Engines 1 00 x displacement cc Rotary Engines 0 85 x listed displacement cc Regardless of the weight formulas above no car may weigh less than 1350 Ibs or be required to weigh more than 2200 lbs prior to addition of weight adjustments defined herein and in Acura Integra 1986 89 Integra 1990 93 Alt engine 1590cc Integra 1994 2001 RSX 2002 06 Sedans 3 0L and under non turbo NOC
33. MX 3 all 2013 SCCA Nationa SoLo Rules 177 Stock APPENDIX A H Stock CONTINUED MX 6 non turbo 1988 92 Prot g MP3 2001 Prot g NOC R100 RX 2 RX 3 RX 4 Mercedes NOC Mercury Bobcat Capri FWD Capri 4 cyl amp V6 German Capri 4 cyl US Cougar 4 cyl 1999 2002 LN 7 all Lynx all Milan 4 cyl Mystique 4 cyl Sable Scorpio Topaz 4 cyl Tracer all MG MGA MGB amp MGB GT MGC Midget all T Series MINI Clubman non S 2008 13 Cooper non S 2002 13 Cooper Coupe non S 2012 13 Mitsubishi Cordia all Eclipse 8v amp 16v non turbo Galant 4 cyl non turbo Lancer non turbo Mirage all Precis Premier all Starion non turbo Tredia all Nissan Datsun 200SX 4 cyl non turbo Altima 178 2013 SCCA NarionaL SoLo Rules Maxima NOC NX1600 Pulsar all Sentra 1982 2013 NOC Stanza Versa 2007 13 Opel 1100 1900 all GT Isuzu Manta Peugeot 405 DL amp 405 S Pininfarina 2000 Plymouth Acclaim 4 cyl non turbo Arrow Champ Colt 1 5L Colt 1 8L 16v 1993 94 Horizon Laser non turbo Neon 2000 01 Sapporo Scamp 2 2L Sundance 4 cyl non turbo TC3 Turismo Pontiac G5 2 2L 2007 09 T 1000 Fiero 4 cyl Firebird inline 4 amp inline 6 LeMans FWD 1988 93 Sunfire 2 2L Vibe Porsche 356 non Carrera 912 924 Audi engine Renault NOC Saab NOC H Stock CONTINUED Saturn 8v Astra 2008 09 DOHC mode
34. S40 non T5 V40 Sedans amp Coupes NOC non sports car based 4 seat mini mum up to 3 1L normally aspi rated STREET TOURING SPORT STS BMW 23 4 cyl Honda CRX del Sol 4 Civic del Sol Mazda Miata non Torsen differential 1990 97 RX 7 non turbo NOC Pontiac Fiero 4 cyl Toyota MR2 non supercharged 1985 89 MR2 non turbo 1991 95 APPENDIX A STREET TOURING STREET TOURING XTREME STX Acura Integra Type R Audi A3 A4 TT quattro BMW 128i 2008 13 3 Series E30 chassis incl M3 3 Series E36 chassis non M 3 Series E46 chassis non M 3 Series E9x chassis non M non turbo 2006 13 Chevrolet Camaro up to 5 0L Cobalt SS Turbo Dodge SRT 4 2003 05 Eagle Talon Turbo AWD Ford Mustang up to 5 0L Honda Civic Si 2006 12 Hyundai Genesis 2 0L Turbo 2010 13 Infiniti G35 Lexus IS300 Mazda MazdaSpeed3 MazdaSpeed6 MazdaSpeed Prot g RX 8 MINI Cooper S amp Cooper S JCW incl 2004 05 dealer in stalled Mitsubishi Eclipse Turbo AWD Nissan 300ZX non turbo 1990 96 Sentra SE R Spec V Pontiac Firebird up to 5 0L 2013 SCCA Nationa SoLo Rules 183 STREET TOURING APPENDIX A STX CONTINUED Scion FR S Subaru BRZ Forester XT 2003 08 Impreza WRX non STI 2002 08 Legacy GT 2005 08 Volkswagen Beetle 2 0T Corrado all Golf 2 0T GTI 2 0T Jetta 2 0T Passat 2 0T R32 Volvo C30 Sedans amp Coupes NOC non sports
35. Scirocco oo 8v nek Mie 3o sos ovo Noc Turbochaged GStock es Mie Cl EIC Me po Oo o To MON CEIC Voie e sos Me JR ses Yugo O sos Convenible noc sedan derived vwe O E Pickup truck NOC Eos Pickup truck NOCTRWD O Heel sedan 00 Esos Page 17 of 17
36. Sky 2006 09 Scion FR S Subaru BRZ Toyota MR2 Spyder MR2 Supercharged MR2 Turbo TVR 8 cyl amp V6 170 2013 SCCA Nationa SoLo RuLEs D Stock DS Acura Integra Type R Audi A3 quattro 3 2L V6 AWD 2006 09 A5 2008 13 S4 2000 03 TT quattro AWD BMW 128i amp 135i 2008 13 335i 2007 13 335i xDrive 2007 13 335d 2009 11 3 Series 6 cyl except M3 amp 325e 1975 2013 Cadillac CTS Chevrolet Camaro V6 2010 13 Cobalt SS 2 0L Turbo 2008 10 Chrysler Crossfire Dodge Challenger V6 2009 13 Eagle Talon Turbo AWD Ford Mustang V6 2011 13 Hyundai Genesis Coupe 4 cyl Turbo 2013 Genesis Coupe V6 2010 12 Infiniti G35 Coupe G35 Sedan G37 Coupe Jaguar X Type 3 0L 2002 08 Lexus IS 250 2006 13 IS 300 IS 350 2006 13 Mazda Mazdaspeed3 Mazdaspeed6 Mercedes Benz C280 2001 07 D Stock CONTINUED C 300 2007 13 C 320 2001 05 C 350 2007 13 MINI Clubman S Clubman S JCW 2009 13 Cooper S Cooper S Coupe 2013 Cooper S Coupe JCW 2013 Cooper S JCW 2006 13 Mitsubishi Eclipse Turbo AWD Lancer Ralliart 2009 13 Saab 9 2X Aero 2 0L Turbo Subaru Forester 2 5XT Legacy 2 5GT 2005 12 Impreza WRX non ST Volkswagen Golf R 2012 13 R32 Golf chassis BMW 135is 2008 13 BMW 335is 2007 13 APPENDIX A STOCK E Stock ES Alfa Romeo 2000 Spider 2000 GTV BMW Z3 4 oyl 1996 98 Datsun 2000 240Z 260Z 280Z 280Z
37. Viper SRT 10 2003 07 Lotus Elise non SC 2005 11 see Appendix F Evora S 2011 13 Exige normally aspirated 2005 Porsche 911 997 chassis 911 GT3 997 chassis non RS 911 GT3 996 chassis 911 Turbo 930 chassis 1974 89 Boxster S 2009 13 Boxster Spyder 2012 Cayman R 2012 Cayman S 2009 12 Tesla Roadster all 2008 12 2013 SCCA Nationa SoLo Rules 167 Stock APPENDIX A A Stock AS BMW 1 Series M Coupe 2011 12 Z4 M Coupe amp Roadster 2006 08 Cadillac XLR Chevrolet Corvette C5 chassis non Z06 1997 2004 Ford Mustang Boss 302 Non Laguna Seca 2012 13 Mustang Shelby GT500 2007 13 Lotus Esprit Turbo 1996 2004 Evora non supercharged 2010 11 Mazda RX 7 Turbo 1993 95 Porsche 911 996 chassis 1998 2005 Boxster S 2005 08 Boxster non S non Spyder 2009 13 Cayman non R non S 2009 12 Cayman S 2006 08 Chevrolet Camaro ZL1 2012 13 168 2013 SCCA Nationat SoLo RULES B Stock BS Acura NSX Audi RS4 RS6 C5 chassis 2003 04 S4 2010 13 5 2008 13 TTS 2009 13 BMW M Coupe amp Roadster 2001 02 M5 2004 10 Z4 Coupe non M 2006 08 amp Roadster 2002 13 Chevrolet Corvette C4 chassis all 1984 96 DeTomaso Pantera Mangusta Honda 2000 all Jaguar XKR Coupe Maserati Coupe 2002 07 Spyder 2002 07 amp GranSport 2004 07 Mercedes Benz C 32 AMG 2002 04 CLK 55 AMG 2001 06 SLK 32 AMG 2002
38. and meet the restrictions specified in ection 14 5 B Caster changes resulting from the use of camber bolts are permitted G Solid axle suspension allowances 1 Addition or replacement of suspension stabilizers linkage con necting the axle housing or DeDion to the chassis which controls lateral suspension location is permitted 2013 SCCA NarionaL SoLo Rules 85 14 STREET TOURING 2 Traction bars or torque arms may be added or replaced 3 A Panhard rod may be added or replaced 4 The upper arm s may be removed replaced or modified and the upper pickup points on the rear axle housing may be relocated 5 The lower arms may not be altered except as permitted under ection 14 8 B or relocated Methods of attachment and attach ment points are unrestricted but may serve no other purpose e g chassis stiffening This does not authorize removal of a welded on part of a subframe to accommodate the installation H Camber kits also known as camber compensators may be installed These kits consist of either adjustable length arms or arm mounts including ball joints that provide a lateral adjustment to the effective length of a control arm Alignment outside the factory specifications is allowed The following restrictions apply 1 On double unequal arm e g wishbone multi link suspensions only the upper arms OR lower arms may be modified or replaced but not both Non integral longitudinal arms that primarily
39. are allowed Seats may not be cut to allow for the installation of alternate seat belts or har nesses Passive restraint systems may not be removed Remove able seat headrests may be repositioned using the original mounting hardware only if the OE components permit it with no modifications This includes removing a headrest and reinstalling it backwards A horizontal harness bar may be used as part of the installation hard ware for allowed driver restraints provided it has no more than 2 attachment points to the chassis and is bolted at those locations A C type harness bar may also be used It may have 4 bolted attach ment points to the chassis 2 primary and 2 supporting connections to resist rotation Truss type harness bars are not allowed K Cars may add one rear trailer hitch The resulting weight addition is allowed The hitch may serve no other purpose Factory tie downs and cosmetic pieces e g diffusers may be modified or removed to facilitate hitch installation Complete or partial removal of the hitch is allowed for competition provided it does not result in a reduction in weight compared to the unmodified standard configuration L Tow bar brackets may be installed but may serve no other purpose M Any item that cannot be held permanently in place by factory in 2013 SCCA National SoLo Rules 73 13 Stock stalled fasteners may be removed 13 3 TIRES Any tire which is OE on a car eligible for Stock Cate
40. assist Cable hydraulic actuating mechanisms are allowed c A device for locking out reverse gear may be used a A limited slip differential LSD is permitted BODYWORK Bodywork to the rear of the main roll hoop may be removed FRONT SUSPENSION The front suspension shall be standard VW Type 1 sedan H beam front suspension i e link pin or ball joint or an exact replica of one of them and dimensionally identical Aluminum H beams are 2013 SCCA NarionaL SoLo RuLEs 233 MoniriED APPENDIX A prohibited The following modifications are permitted a Lugs may be welded brackets attached by welding or other wise and holes drilled in the H beam to permit attachment of the beam to the chassis and components wholly or partially to the beam Brackets may be welded to the torsion arms for the sole purpose of actuating the shock s and or external mounted anti roll bar and shall perform no other functions b Open springs Torsion bars may be used in conjunction with coils or may be removed entirely Coil overs are permitted c Removal of the shock towers above the upper H beam tube centerline d Relocation of the shock dampers is permitted Shock dampers and their actuation are free e The use of any anti roll bar or bars internal or external mount ing hardware and trailing arm locating spacers The anti roll bar fitted as part of the standard suspension may be removed Anti roll bars may not be cockpit adjustable
41. change D Porting polishing and machining of the intake and exhaust ports is permitted The addition of material in any form is pro hibited Valve seat angles are unrestricted j Compression ratio may be increased by additional machining of any factory machined surface on the cylinder heads only Installation of a spark plug hole repair utilizing standard thread repair methods such as Helicoil is permitted providing that the spark plug centerline is not changed k Complete or partial removal of any cooling duct component Removal of the fan and the fan housing is permitted Any elec tric fan is permitted for cooling the engine or engine oil 1 Voltage regulator generator and or generator stand may be re moved m One or more batteries may be used n Any ignition system that utilizes a distributor for spark timing and distribution may be used Distributor shall require no modi fication to the engine for installation Internal distributor compo nents and distributor cap may be substituted 0 Valve covers are unrestricted and may be bolted on p Electric radiator engine cooling fan s may be installed TRANSAXLE A a Aftermarket shift forks shift rod mounting parts and alterations required for their installation is permitted with the intent of facili tating reliable H pattern shifting b This allowance does not include sequential shifting push but ton or single axis lever movement mechanisms or electric gas
42. contain all of the run ning gear drivetrain suspension amp steering and to provide sup port for the body For cars of frameless construction the chassis is the central contiguous assembly of stressed panels and sub frames which form the basic structure necessary to contain all the running gear of a car Specific allowances in for a listed model supersede the limitations of Section 17 Minimum weights shall be estab lished making it possible for all cars to reach minimum weight with reasonable modifications The SEB recognizes that low minimum weights ultimately result in higher costs to the competitor The rules shall discourage the use of high technology high cost equip ment In some cases this is accomplished by an outright ban on the equipment In other cases this is accomplished through the adjustments to minimum weight See Section 17 11 for weight ad justments 17 0 B Specifications The SCCA shall publish specifications for each car specifically classed in the Prepared Category section of Appendix A These specifications will at a minimum specify each vehicle s allowed mini mum weight and maximum wheel sizes 1 Equipment and or specifications may be exchanged between dif 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED ferent years and models of a vehicle if a the item is standard on the year model from which it was taken and b the years models are listed on the same line of Prepared C
43. control fore aft wheel movement e g trailing arm s or link s of a multi link Suspension may not be replaced changed or modified On arm and strut MacPherson Chapman suspensions the low er arms may be modified replaced OR other methods of camber adjustment as allowed by Sections 14 8 B C or G may be used but not both 3 On swing or trailing arm suspensions the main arms may not be modified or replaced but lateral locating links arms may be modi fied or replaced 4 The replacement arms or mounts must attach to the original stan dard mounting points All bushings must meet the requirements of Becton 14 58 Intermediate mounting points e g shock spring mounts may not be moved or relocated on the arm except as in cidental to the camber adjustment The knuckle bearing housing spindle assembly cannot be modified or replaced 5 Changes in suspension geometry are not allowed except as inci dental to the effective arm length change Note Many modern suspension designs known by other names ac tually function as double A arm designs These include the rear sus pensions on 1988 Honda Civic Integra Chrysler Plymouth Dodge Neon BMW E36 and most multi link and are covered by Section 14 8 1 1 On strut equipped cars the strut s lower integral mounting bracket for attachment to the upright or spindle is unrestricted provided it at taches to the standard location Any resulting change to the positi
44. engines transmissions transaxles and or unibodies must be done as a unit component parts and specifications of these units may not be interchanged Cars not listed in the Street Prepared sections of Appendix A may not be updated backdated until approved by the SEB and published in the official SCCA publication D Alternate computer control modules may be used whenever an equivalent change to the conventional system is allowed For ex ample alternate computer module control of ignition settings or fuel injection is allowed E Air conditioning systems may be removed in whole or in part This 92 2013 SCCA Nationa SoLo9 RULES 15 STREET PREPARED rule should not be interpreted to allow modification of the heater sys tem F On all forms of suspension camber caster adjustment within fac tory specifications may be achieved by the use of shims or eccentric bushings The intent of this allowance is to permit cars to be restored to within factory allowed specification ranges not to provide an addi tional method beyond those permitted in Section 15 8 Suspension to obtain alignment settings beyond the factory specifications Refer to Appendix F for past clarifications of these rules 15 2 BODYWORK Vehicles may only exceed the allowances of Section 13 2 as specified herein A Fenders and bumpers may be modified for tire clearance This in cludes the portion of a hood which serves as a fender wheel well where appli
45. for viewing B Non students may build own and compete in FSAE vehicles C In addition to FSAE safety rules SCCA safety rules per the ap plicable portions of Sections B 3 and shall be met Passing vehicle inspection at a prior F event is not required D Transponder and FSAE lettering shall not be required E These vehicles are assigned to Supplemental Class FSAE which may run as a subgroup of AM but shall be scored separately An FSAE car may only compete directly in AM if it meets all AM require ments and specfications FSAE cars must also meet the following minimum criteria 1 Current year FSAE restrictor plate and engine displacement rules Restrictor requirements are as follows a Gasoline fuel 20 0 mm 0 7874 intake restrictor b E 85 fuel 19 0 mm 0 7480 intake restrictor c M 85 fuel 18 0 mm 0 7087 intake restrictor 2 Current year FSAE aerodynamic rules F FSAE vehicles may not mix and match specifications from multiple years except as specified above 18 6 LEGENDS CARS AND DWARF CARS Vehicles comforming to the US Legend Cars International www usleg endcars com racing series specifications with exceptions and require 150 2013 SCCA Nationat SoLo RuLEs 18 MopiriED ments as noted in Appendix A are eligible to compete in Modified class F FM Bandolero and Ihunder Roadster vehicles are not eligible for FM Vehicles comforming to the Western States Dwarf Cars Association aro eli
46. in another Prepared class in Appendix A specifically listed in CP DP EP FP or GP that is not required to run atli7 11 Akpecified weights or listed below is eligible for XP 17 11 A does not apply In excess cars per 17 11 A are not eligible for XP BoDYWORK AND STRUCTURE a Chassis components attached by removable fasteners e g bolt on subframes may be modified or replaced without penalty b Front hoods engine covers trunk lids hatches front fenders rear fenders not part of chassis structure unibody front amp rear fascias and side skirts may be modified or replaced and may be attached with removable fasteners Associated hardware including latches hinges and window washer nozzles may be modified removed or replaced Fenders may be flared as per Prepared Section 17 2 Uni body fender may be replaced as described in Section 17 2 5 Non metallic fender liners may be modified replaced or removed Body panels may be attached with removable fasteners e g Dzus c Aerodynamic Aids Wings may be added removed or modified Non OE wings may only be attached to the rear deck hatch area behind the centerline of the rear axle The total combined surface area of all wings shall not exceed 8 sq ft 0 7432m as calculated per Section Ko number of wing elements is limited to 2 Wings designed to be adjustable while the car is in motion must be locked in a single position Canards are allowed and may extend a
47. in the driver passenger compartment Separate expansion or header tank s are permitted provided they are not mounted in the driver passenger compartment The heater core may be re moved entirely but not modified or replaced Water radiators may 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED 3 be filled with water antifreeze and or nonflammable liquids the purpose of which is to transfer heat and or inhibit freezing boil ing and or corrosion A Corvair may use a water radiator Other modifications which may be involved in its use are not permitted unless explicitly allowed by the contents of Section 17 A radiator may be relocated so long as the other applicable items in Section 17 are not violated e g the exterior bodywork is not altered to accommodate the change Sealing or shrouding the airflow area between the normal grill opening and the water radiator is permitted 4 On water cooled cars thermostats may be removed modified or replaced with blanking sleeves or restrictors 5 The direction of water flow through the engine shall not be changed from that which was original for the engine unless authorized in Electrically driven water pumps are allowed Alternate mechanical water pumps are not required to be of the same configuration as the original Electric water pumps may be relocated P Transmission 1 The standard transmission without modification may be used 2 Any mechanical shift link
48. lieu of electronic al terations to the fuel system It is not permitted to electronically modify the fuel system AND replace a fuel pressure regulator 88 2013 SCCA Nationa SoLo RULES 14 STREET TOURING 5 Ignition timing may be set at any point on factory adjustable dis tributor ignition systems 6 VTEC controllers and other devices may be used which alter the timing of factory standard electronic variable valve timing systems G Any mechanical shift linkage may be used H Any accessory pulleys and belts of the same type e g V belt ser pentine as standard may be used This allowance applies to ac cessory pulleys only e g alternator water pump power steering pump and crankshaft drive pulleys It does not allow replacement modification or substitution of pulleys cogs gears or belts which are part of cam layshaft or ignition drive or timing systems etc Any crankshaft damper or pulley may be used SFl rated dampers are recommended Supercharged cars may not change the effective diameter of any pulley which drives the supercharger Upper engine shields made of plastic material the purpose of which is to hide mechanical components in the engine compartment may be removed if they have a solely aesthetic and or acoustic function J Any engine or transmission mount is allowed provided it attaches only to the original mounting points does not relocate the engine transmission other than incidental t
49. material provided the angles of the crank throws remain the same No change in stroke is permitted unless authorized in Appendix A b Any clutch is permitted c Any steel or aluminum flywheel is permitted LEVEL 2 PREPARATION LIMITED PREP VEHICLES a Standard crankshafts are required The crankshaft may be lightened and balanced Journal diameters can be a maximum undersize of 0 045 1 14mm from standard diameter b Any flywheel of standard diameter or larger may be used provid ed it attaches to the standard or permitted alternate crankshaft at the standard location Additional fasteners may be used The diameter of the flywheel includes the diameter of the starter ring gear Cars that are permitted a specific alternate transmis sion on the specification line may use a flywheel of standad diameter or larger for that alternate transmission c Clutch assemblies clutch linkages and release bearings are unrestricted Carbon clutch components are prohibited K Oiling System 1 The use of any oil pan sump scrapers baffles windage trays oil pickup s pressure accumulator base and oil filter s is permitted Filter and accumulator location is unrestricted but they shall be securely mounted within the bodywork The installation of any type of vent or breather on the engine is permitted Crankcase oiling system breather or catch tank evac uation systems that are in any way connected to the exhaust sys tem are
50. maximum of 6 15 24cm forward of front bodywork fascia as viewed from above No portion of the canard may extend past the widest part of the front bodywork fascia as viewed from above Canard area will be measured in the same manner as wings using Section Canard area may not exceed 15 of the total wing allowance The sum of canard area and rear wing area may not exceed the total wing allowance Wings and any component thereof may not extend beyond the ve hicle width as defined by the outermost portion of the vehicle doors less mirrors door handles rub strips and trim In addition no por tion of the wing or its components may be more than 6 15 24cm forward of the rear axle more than 0 0 0mm beyond the rearmost portion of the bodywork or more than 6 15 24cm above the roofli ne of the vehicle regardless of body style Reinforcements to the wing mounting area may be used but may serve no other purpose Wing endplate surface area is limited to 200 sq in 129 0cm each and the number of endplates is limited to a maximum of two 2 For convertibles roadsters with no roof and targas with no rear window 2013 SCCA Nationa SoLo Rules 203 PREPARED APPENDIX A 6 no portion of the wing may be higher than 12 30 48cm above the wing s point of attachment to the body of the vehicle n the event that a convertible roadster with no roof or a targa top with no rear window retains the OE windshield frame
51. or coil spring perches This does not allow the use of spacers which alter suspension geometry such as those between the hub carrier and lower suspension arm Springs must be of the same type as the original coil leaf torsion bar etc and ex cept as noted herein must use the original spring attachment points This permits multiple springs as long as they use the original mount locations Coil spring perches originally attached to struts or shock absorber bodies may be changed or altered and their position may be adjustable Spacers are allowed above or below the spring B Suspension bump stops may be altered or removed C Suspension bushings may be replaced with bushings of any mate rials except metal as long as they fit in the original location Off set bushings may be used In a replacement bushing the amount of metal relative to the amount of non metallic material may not be increased This does not authorize a change in type of bushing for example ball and socket replacing a cylindrical bushing or use of 98 2013 SCCA NarionaL SoLo RULES 15 STREET PREPARED a bushing with an angled hole whose direction differs from that of the original bushing If the Stock bushing accommodated multi axis motion via compliance of the component material s the replace ment bushing may not be changed to accommodate such motion via change in bushing type for example to a spherical bearing or similar component involving internal moving p
52. pressure relief types and or bolt length may be changed Vehicles equipped with rims having metric specifications may use alter nate rims as determined by using the following procedure Diameter converting the metric measurement to inches and using the nearest smaller inch diameter rim Width converting the metric measurement to inches and using the nearest smaller 72 12 7mm width rim Offset and track must still comply with the requirements of this section 13 5 SHOCK ABSORBERS A The make of shock absorbers struts and strut housings may be substituted providing that the number type e g tube lever etc system of attachment and attachment points are not altered except as noted below The interchange of gas and hydraulic shocks ab sorbers is permitted The following restrictions apply 1 No more than 2 separate external shock damping adjustment con trols are allowed This permits the use of shocks which originally came with more than two external adjustments which have been converted to double adjustables only if the additional adjustment controls have been permanently disabled e g via welding ep oxying grinding off Gas pressure adjustment is not considered a damping adjustment 2 Suspension geometry and alignment capability not including ride height may not be altered by the substitution of alternate shock absorbers Aftermarket strut housings are allowed provided that they meet the Stock category sh
53. prohib ited function If the rules do not specifically authorize a modification it is not permitted A It is not permitted to make any changes alterations or modifications to any component produced by the manufacturer unless specifically authorized by these rules B Any minor modification intended to allow or facilitate any allowed modification is permitted as long as it does not provide any intrinsic performance benefit in and of itself and is not explicitly prohibited elsewhere within these rules This rule is intended to allow minor notching bending clearancing and grinding the drilling of holes affixing relocating or strengthening of brackets removal of small parts and similar operations performed in order to facilitate the in stallation of allowed parts or modifications Competitors are strongly cautioned to make the minimum amount of modification required to affix a given part and to not make tortured interpretations of this rule e g moving frame rails inboard regardless of the reason is consid 116 2013 SCCA NarionaL SoLo RULES 17 PREPARED ered to be a tortured interpretation Rei lin ER ificati E 17 2 BODYWORK AND STRUCTURE The purpose of the following rules is to maintain recognizable external features of the manufacturer s make and model while providing the necessary safety and performance modifications Restrictions regard ing external body shape and belly pans are aimed at preventing at
54. prohibited LeveL 1 PREPARATION FULL PREP VEHICLES Any engine driven oil pump may be used including a dry sump system The dry sump tank shall be mounted within the bodywork If said tank is mounted in the driver passenger compartment it shall be isolated from the driver by means of a metal bulkhead or additional container that retains any spillage or leakage LeveL 2 PREPARATION Limiten PREP VEuicLEs Any mechanically driven oil pump can be used Chassis components may be modi fied to allow installation of the oil pump Dry sump systems are 130 2013 SCCA Nationat SoLo RuLes 17 PREPARED prohibited L The components of the exhaust system are unrestricted Exhaust must be compliant with Section 3 3 3 B 15 and may exit through the bodywork Rocker panels may be modified for exhaust routing M Other Engine Components 1 6 La The use of alternate engine components which are normally ex pendable and considered replacement parts such as seals bear ings water pumps etc is permitted Fasteners may be substi tuted Bushings may be installed where none are fitted as standard pro vided they are concentric and that the centerline of the bushed part is not changed The addition of alignment dowels is permit ted Bushings are required to be concentric so that unintended relocations and realignments are not permitted Gaskets may be replaced with others of unrestricted origin Alternator gener
55. requirements apply Minimum weight will be o Of the Solo minimum weight from Aopen Aplus any Solo8 weight additions wheel size weight increases etc Vehicles taking advantage of this allowance may use the Solo Rules or the Club Racing GCR General Competition Rules allowances in whole in part or in combination Cars which are not listed in the GCR may not use this allowance and are limited to the modifications allowed in Section 17 For those cars which have been de listed from the current year GCR the appropriate specifications will be developed and added to Appendix A upon member request An exception to the GCR will be that open cars are permitted provided they comply with all provisions of Section 17 pertaining specifically to open cars The following items listed in the GCR while recommended are not required Logbooks annual inspections roll cage on board fire sys tems hand held fire extinguisher scattershield chain guards master switch steering wheel lock removal window safety net windshield safety clips and rear window safety straps and braided steel brake 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED lines Single Inlet Restrictors SIRs are not required Due to the ex tent of modifications permitted on GT derived cars classed within the Prepared category it is possible for a replica car to meet the legality requirements for the corresponding original model provided that the engine track and w
56. shall be required in all Modified Category vehicles 1 Scattershields Chain Guard The installation of scattershields or explosion proof bell housings shall be required on all cars where the failure of the clutch flywheel or torque converter could create a hazard to the driver or passengers Chain drive cars shall be fitted with a protective case shield to retain the chain in case of failure The following material requirements apply to scattershields explo sion proof bell housings 7s inch 0 125 3 18mm SAE 4130 alloy steel V4 inch 0 250 6 35mm mild steel plate Ya inch 0 250 6 35mm aluminum alloy Or NHRA approved flexible shields 2 Master Switch All cars shall be equipped with a master switch easily accessible from outside the car Club Racing Spec Racer Ford vehicles shall be wired per ZE The master switch shall be installed directly in either battery cable and shall cut all electri cal circuits but not an on board fire system if so equipped It shall be clearly marked by the international marking of a spark in a blue triangle and mounted in a standard location OFF position shall be clearly indicated at the master switch location The stan dard locations shall be as follows a FORMULA AND Sports RaAcinG Cars In proximity to the right hand member of the roll bar but in a location so that it cannot be operated accidentally It can be mounted on a bracket welded to the inside of the upright member or mounted so
57. the Club Racing GCR under Production Category The goal is for these cars to be less expensive and easier to prepare but allow them to be fully competitive with the cars currently in Prepared class G GP The following vehicles are classed in GP with the Level 2 Limited Prep allowances per Section 17 Prepared Category and the specifications listed below Permitted optional carburetors for single carburetor cars are A Weber 32DGV 32DGAV or 32DGEV B Weber 32 36DGV 32 36DGAV or 32 36DGEV C Weber 32 36DFV 32 36DFAV or 32 36DFEV 2013 SCCA National SoLo Rules 225 See Fastrack Jan 2013 for new proposal PREPARED APPENDIX A D Weber 34DAT 34DATR 34DAT RA or 34DMTR E Holley Weber 5200 Make MoDeL WEIGHT WHEELS IN VALVE SIZE IN LBS MIN MAX IN Ex MAX ENGINE DISPLACEMENT INDUCTION ADDITIONAL SPECIFICATIONS BMW 1600 1968 71 13x7 1 65 1 38 1574cc 1575 Carb Comp ratio to 11 0 1 valve lift to 0 450 Alt intake manifold CAM 6618 Fiat 124 Sport Coupe 13x6 5 1 64 1 43 1592cc 1590 1608cc 1610 1 40DCNF w 32mm chokes Comp ratio to 11 0 1 valve lift to 0 425 Ford Fiesta 1978 80 13x7 1 41 1 24 1598cc 1600 1 40DCN 40DCNF or 40IDF Comp ratio to 11 0 1 valve lift to 0 450 Festiva 1988 93 13x7 1 26 1 10 1324cc 1325 Fuel Inj or Carb Comp ratio to 10 5 1 valve lift to 0 450 Geo Metro 13BA 1989 94 13x7 1 42 1 18 1298cc 1300 Fuel Inj Comp ratio limited to 11 0 1 valve lift to 0 4
58. this allowance to maintain the ability of the sidepod s to continue to hold such items as fuel tanks battery and radiator s but not to allow sidepods to be used for ground effects to achieve aerodynamic downforce on the vehicle 10 Electric radiator engine cooling fan s may be installed B Dwarr Cans AND 600 RacinG Inc LEGENDS Cars ehicles built and prepared to Western States Dwarf Car Associa ion WSDCA or US Legend Cars International specifications are assigned to Modified Class M Note If any conflict exists between the WSDCA or US Legend Cars Rules and the Solo Rules the Solo Rules shall take precedence 1 Cars prepared to these specifications are required to comply with the appropriate rules from their sanctioning body except for the items listed below a Any tire including recaps meeting the applicable portions of are allowed b Any differential and final drive ratio may be used c Any shock absorber may be used d Any wheel up to 10 wide and any diameter may be used e Any anti roll bar may be used f Any air filter is allowed g Any ballast is allowed provided it is mounted securely per the Solo Rules h Any battery may be used i Engine does not need to be sealed but must conform to the ap propriate rule set j Minimum weight with driver 1250 Ibs 2 WSDCA or US Legend Cars specific items not required are as follows a INEX approved manufactured metal seat Mounting guide
59. through the passenger compartment shall be made of metal or metal braided hose or equivalent e g Nomex Kevlar or nylon braided hose with AN Series threaded couplings or entirely cov ered and protected with a metal cover 2 Any fuel pump s filter s and pressure regulator s may be used Such components may not be located in the passenger compart ment but their location within the bodywork of the car is otherwise unrestricted If a mechanical pump is replaced a blanking plate may be used to cover the original mounting point 3 A cool can not exceeding one gallon in volume may be used The 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED cool can may not be installed in the passenger compartment E All emission equipment may be removed in part or in whole Re moval is the only permitted modification to emission control equip ment When EGR air nozzles are removed from a cylinder head the resultant holes shall be completely plugged F Cylinder Head 1 The original or a specified alternate cylinder head shall be used 2 Compression ratio may be altered by machining using any head gasket s or elimination of head gasket s 3 LEVEL 1 PREPARATION FULL PREP VEHICLES a Any valve guides and valve seats may be used b Heads may be modified per Bection 17 10 A 1 4 LEVEL 2 PREPARATION LIMITED PREP VEHICLES a Heads may be ported within 1 0 25 4mm of the manifold mounting surface b Fuel
60. to engine type and displacement Minimum weight is based on actual engine displacement The block may be bored and or sleeved to achieve allowed displacement Engine Coolant flow direction is unrestricted US produced 4 cyl 6 cyl and 8 cyl engines are allowed alternate stroke crankshafts crank angles must remain stock Naturally aspirated cars using US produced 4 cyl 6 cyl and 8 cyl en gines manufactured by a particular corporation may be interchanged with any pushrod OHV DOHC or SOHC engine offered by that cor poration Examples of swaps allowed include a Chevrolet engine would be allowed in a Pontiac a Ford Coyote 5 0L would be allowed in any year Mustang a GM LS1 would be allowed in any year Camaro or Firebird and a Ford 3 7L DOHC V6 from a 2011 Mustang would be allowed in any other Mustang Alternate engines for a particular model must locate the bell housing to the block mounting surface in the same plane as the standard part Vertical position of the longitudinal axis of the crankshaft shall remain the same as the original engine Tolerance for both measurements is 276 12 7mm Alternate material e g alu minum engine blocks may be used on US produced 8 cyl engines Any altenate engine block shall meet all other requirements of Forced induction cars may not substitute the engine for any other nor may forced induction engines be swapped into cars that the combina tion was not offered Engine displacem
61. treatment or harden ing plating and milling 2 No material or mechanical extension may be added to any re quired original component unless specifically authorized by these rules Any repair performed to a required original component shall clearly serve no other prohibited function Compression ratio may not be increased via welding of combustion chambers B Induction System 1 Any air filter s velocity stack s and or air box es may be fitted Air may be ducted to the carburetor or fuel injection provided that the ducting is contained within the engine compartment and that the air to be ducted is supplied through normal or specifically au thorized openings in the bodywork Headlight front parking light front signal light and similar standard openings in the front of the car may be used for ducting air to the engine and ducts may pass through interior panels for this purpose Standard openings in the front of the car includes ventilation system intake grilles 2 Any throttle linkage may be used All throttle linkages shall be equipped with more than one system of positive throttle closure Any throttle pedal may be used 3 All inducted air with the exception of idle air shall pass through the throttle venturi s 4 LeveL 1 PREPARATION FULL PREP VEHICLES a Unless specifically listed in Appendix A carburetors and fuel ricted injection systems are unrest b Intake manifolds are unrestricted except that no por
62. 0 6 3 all Sedans Mitsubishi 3000 GT non turbo Eclipse Turbo 1989 99 Starion Turbo Nissan 300ZX non turbo 1984 89 300ZX non turbo 1990 96 Peugeot 405 Saab SPG 16v 8 Turbo Saleen Mustang 302 8 351 non super charged 1984 93 Shelby GT350 1965 66 GT350 8 GT500 1967 70 Subaru Forester 2 5XT Legacy 2 5GT 2005 12 Impreza WRX non STI 2002 07 Toyota Supra all 1986 92 Supra non turbo 1993 96 Volvo 700 Series all 800 Series all S60 amp V70 Volkswagen Passat W8 4Motion American 6 cyl amp V8 sedans amp pick ups not otherwise classified Other sedans over 3 0L not other wise classified See Section 15 1 C for update backdate limitations 194 2012 SCCA Nationat SoLo Rules F Street PREPARED FSP Acura Integra 1986 89 Legend Alfa Romeo 1300cc models all 1600cc sedans all 1750 amp 2000 sedans all Alfetta GT AMC 4 cyl all Audi 80 all 90 all 100LS all 4000 all 5000 Austin America all Mini amp Mini Cooper 850 970 997 998 1071 amp 1275 all Austin Healey Sprite all 100 4 100 6 amp 3000 BMW 1600 1800ti amp 1800 TISA 1600 2 1602 amp 2002 tii 318i 8v E30 chassis 318i amp 318is E36 chassis 318ti E36 chassis 320i Chevrolet Pontiac Buick Oldsmo bile Geo amp Suzuki Beretta 4 cyl Camaro 4 cyl 1982 86 Chevette amp T1000 Citation amp Omega Corvair non Yenko Fiero 4 cyl Firebird
63. 04 SLK 350 2005 13 SLK 55 AMG 2005 11 Mitsubishi Lancer Evolution 2003 13 Nissan NISMO 370Z 2009 13 Pontiac Solstice GXP 2007 09 Porsche 911 993 chassis non turbo 1995 98 Boxster non S 2005 08 Boxster S 986 chassis 2000 04 Cayman non S 2005 08 B Stock CONTINUED Saleen Mustang N A Saturn Sky Redline Shelby Cobra all Subaru Impreza WRX STI including Special Edition 2004 13 Toyota Supra Turbo 19937 98 Audi RS5 2010 13 APPENDIX A STOCK C Stock CS BMW M Coupe amp M Roadster 1996 2000 M3 E30 amp E36 chassis 1988 91 amp 1995 99 Z3 6 cyl NOC 1997 2002 Chevrolet Corvette 1963 82 Chrysler amp Plymouth Prowler Ferrari 308 amp 328 Jaguar XKE Jensen Jensen Healey Lotus 7 amp 7A Eclat Elan RWD Elan 2 Elite 1216cc Elite 2 2 Esprit non turbo Europa Maserati BiTurbo Mazda Mazdaspeed Miata 2004 05 Miata 1 8L 1999 2005 MX 5 Miata including 2007 MS R 2006 13 RX 7 Turbo 1987 91 RX 8 Mercedes Benz SLK Morgan Plus 8 Nissan 300ZX Turbo 1990 96 350Z all 2003 09 370Z 2009 13 Pontiac Solstice non GXP 2006 09 Porsche 356 Carrera 4 cam 911 non turbo NOC 2013 SCCA Nationa SoLo Rules 169 Stock APPENDIX A C Stock CONTINUED 911 Club Sport 914 all 928 all 944 16v 944 Turbo all 968 Boxster 986 chassis non S 1997 2004 Carrera 2 amp Carrera 4 964 chassis Saturn
64. 0L non turbo amp 2 5L 5 cyl 1998 2010 Sedans NOC 4 cyl normally aspirated Volvo 1228 1956 70 Alt part front axle cross member Alt engine kit 2127cc 1428 amp 142E 1967 74 Alt part front axle cross member Alt engine kit 2174cc Sedans NOC Yugo 1986 92 Sedans NOC 4 cyl normally aspirated 2WD 218 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED F PREPARED FP Wheel size allowances are as per Section 17 4 Minimum weights are determined by engine displacement Increases in engine displacement resulting from legal overbore are not considered in these calculations WEIGHT FORMULAS LBS Piston Engines 0 75 x displacement cc Rotary Engines 0 70 x listed displacement cc Forced Induction 0 450 x displacement cc Peripheral Port Rotary 0 050 x displacement cc AWD 0 100 x displacement cc FWD 0 100 x displacement cc Weight Adjustments Equipment Weight lbs Regardless of the weight formulas above no car may weigh less than 1900 Ibs or be required to weigh more than 2700 lbs prior to addition of weight adjustments defined herein and in WEIGHT CALCULATION EXAMPLE Subaru WRX STI 2 5L with 11 wheel width Actual displacement before overbore 2457cc The formula would be 0 750 piston engine 0 450 forced induc tion 0 100 AWD 1 3 total weight factor Calculated weight 1 3 x 2457 3195 lbs exceeds maximum limit 2700 lbs maximum calculated w
65. 2 amp TR 3 TR 4 amp TR 4A TR 250 amp TR 6 TR 7 Volkswagen Beetle RWD Cabriolet 1985 92 Corrado all Dasher amp Quantum 4 cyl all Fox GL Golf amp Jetta all A2 chassis 1985 93 Golf Jetta amp Cabrio 8v A3 chassis 1993 98 Golf amp Jetta VR6 A3 chassis Golf amp Jetta VR6 NOC A4 chassis Golf Jetta amp Beetle TDI Karmann Ghia Passat all NOC Rabbit Jetta Scirocco Cabrio let amp Pickup all A1 chassis 1975 92 Rabbit 2 5L 5 cyl A5 chassis 2006 09 Volvo 120 Series all 140 Series all 160 Series all APPENDIX A STREET PREPARED CATEGORY 197 PA BE ONE WITH IT Be one with your tires and the road will be one with you FORMULA Z S HankookUSA WHanKo0K hankooktireusa com APPENDIX A STREET MODIFIED STREET MODIFIED CATEGORY ENGINE CLASSIFICATIONS 1 Four stroke cycle and two stroke cycle naturally aspirated internal combustion engines will be classified on the basis of actual piston displacement 2 Supercharged or turbocharged SM and SSM engines will be clas sified on a basis of adding 1 4L to the actual displacement Forced induction SMF engines will add 1 0L to the actual displacement 3 Rotary Engines Wankel These units will be classified on the basis of a piston displacement equivalent to 0 9 liters times the number of rotors plus the volume determined by the difference between the maximum and
66. 2000 Coupes amp Spiders all GTV V6 all Milano Audi A3 2005 13 A4 1 8T FWD amp quattro 1995 01 A4 1 8T FWD amp quattro 2002 05 Coupe GT amp Quattro 1980 88 BMW 318 16v amp 325 E30 chassis 318 E36 chassis 323 325 amp 328 E36 chassis 323 325 328 amp 330 E46 chas sis non M3 3 Series 16v NOC Bavaria Chevrolet Pontiac Buick Oldsmo bile amp Geo Cobalt SS N A 2005 07 Cobalt SS Supercharged 2005 07 Cobalt SS Turbo 2008 10 HHR SS Turbo J Body 4 cyl Turbo Quad 4 DOHC amp V6 L Body Quad 4 amp V6 N Body 4 cyl Turbo Quad 4 amp V6 Spectrum Turbo 1985 89 Storm GSi 1985 89 X Body V6 Chrysler Plymouth amp Dodge Acclaim V6 amp Turbo Charger GLH S Conquest amp Starion non turbo Daytona Turbo Daytona V6 GLH S amp GLH Turbo See Fastrack Feb 2013 for new proposal APPENDIX A STREET PREPARED Laser Turbo NOC amp K car Turbo Shadow 4 cyl Turbo amp V6 Shelby Charger Turbo Spirit 4 cyl Turbo amp V6 SRT 4 Sundance Turbo Dodge amp Mitsubishi Colt Turbo amp Mirage Turbo 1984 88 Colt Turbo amp Mirage Turbo 1989 92 Eagle Summit Turbo 16v 1989 90 Fiat 500 Abarth 2012 13 Ford amp Mercury Capri 4 cyl amp 6 cyl 1971 77 Capri 1991 95 Contour SVT Cougar 1999 2002 Fusion amp Milan 6 cyl 2006 13 Probe Turbo amp V6 Honda Civic Si 1999 2000 Civic Si 2002 05 Civic Si 2006 12 Del So
67. 25 4mm is allowed etc There is no allow ance for non standard heat extraction vents Traction control stability control may not be added to a car which was not equipped with an OE traction stability control system OE systems may be retained but may not be replaced or modified in any way other than removal The following weights apply unless a specific weight is indicated with the model listing Minimum weight Ibs V8 engines greater than 5100cc 3000 V8 engines equal to or less than 5 100cc 2700 6 cyl engines maximum 4500cc 2450 Turbocharged 6 cyl engines maximum 4500cc 2550 Turbocharged 4 cyl engines 2450 Maximum weight on the rear of the car shall be 5196 of the total weight of the car Exceptions to this rule Corvair Yenko Stinger Wheel size allowances are as per AMC AMX 1968 70 Gremlin 8 cyl 1970 78 Javelin 1968 74 Spirit 8 cyl 1979 83 Chevrolet Camaro 1967 69 Camaro 1970 81 Camaro 1982 92 Camaro 1993 02 Corvair 8 Corvair Turbo 1960 64 1850 lbs Corvair 8 Corvair Turbo 1965 69 1850 lbs Monza 1975 80 Chrysler Plymouth 4 Dodge A body Valiant Dart Duster Demon etc 1963 67 4 Barracuda 1965 69 Dakota 2WD 1987 96 Dakota 2WD 1997 2004 E body Barracuda amp Challenger 1970 74 Ford 8 Mercury Maverick 8 Comet 6 cyl 8 8cyl 1970 77 Mustang 6 cyl 8 8 cyl 1964 69 Mustang 6 cyl 8 8 cyl 1969 73 Mustang II 6 cyl amp 8 cyl 1974 78 208 2013 SCCA Na
68. 31 MODIFIED APPENDIX A mitted Compression ratio may be increased by additional machining of any factory machined surface on the cylinder heads only Any single carburetor may be used Multiple carburetors are prohibited Any intake manifold not having a plenum chamber is permitted b There shall be no mixing of allowances e g carburetors from 1 above and displacement from 2 above 2 ENGINE COMPONENTS a Mixing of parts between different air cooled engine models is permitted All parts must meet VW specifications for engines delivered for use in the US in VW vehicles unless otherwise noted herein b Balancing of all moving parts is permitted provided balancing does not remove more material than necessary to achieve bal ance c Parts from alternate manufacturers or remanufactured parts are permitted provided said parts are of the same material are dimensionally identical and meet all original VW specifica tions for engines delivered for use in the US in VW vehicles This would include VW replacement heads as specified without raised ports and aluminum engine cases Aftermarket magne sium engine cases may also be substituted d The flywheel from either the alternate engine or from the 1200cc engine may be used Minimum flywheel weight is twelve 12 lbs Any single disk clutch may be used The transmission housing may be machined to provide clearance when using the alternate engine flywheel assembly
69. 50 Honda Civic Civic Si CRX amp CRX Si 1984 87 1488cc 1490 13x6 1 07 1 30 Fuel Inj or Carb Comp ratio to 11 0 1 valve lift to 0 390 226 2013 SCCA National SoLo RULES TRACK IN F R max 56 5 56 5 56 7 55 4 56 0 55 5 60 1 59 5 58 4 57 4 58 8 59 1 APPENDIX A PREPARED Civic 1 5 1988 91 13x6 1 14 0 98 59 8 60 0 1493cc 1495 Fuel Inj Comp ratio to 11 0 1 valve lift to 0 390 CRX 1988 91 13x6 1 14 0 98 59 8 60 0 1493cc 1495 Fuel Inj Comp ratio to 11 0 1 valve lift to 0 390 Nissan amp Datsun 210 79 82 13x6 1 46 or 1 38 1 18 56 0 54 7 1397cc 1400 1488cc 1490 1 40DCNF 40DCN or 40IDF w 28mm chokes Comp ratio to 10 5 1 valve lift to 0 450 Alt diff assembly H165 PL510 13x7 1 65 1 30 54 5 54 5 1595cc 1595 1 40DCN or 40DCNF w 32mm chokes or 1 36DCNVH Comp ratio to 12 0 1 valve lift to 0 450 Porsche 914 4 15x7 1 61 1 34 56 5 58 2 1795cc 1795 Fuel Inj Comp ratio to 10 5 1 valve lift to 0 420 Cyl barrels of alt material allowed Renault Alliance Encore 1984 87 15x7 1 50 1 28 58 7 56 3 1721cc 1720 Fuel Inj Comp ratio to 10 5 1 valve lift to 0 450 Suzuki Swift GA 1989 94 13x7 1 42 1 18 58 4 57 4 1298cc 1300 Fuel Inj Comp ratio limited to 11 0 1 valve lift to 0 450 Toyota Corolla 1971 74 15x7 1 61 1 42 57 9 57 5 1588cc 1590 Carb Comp ratio to 12 0 1 valve lift to 0 450 Volkswagen Golf GTI GT GL non turbo 15x7 1 57 1 30 58 8
70. 613 coles Mara MX5MataMSR O 2007 Stock CS Maza ms Tebecegediei SsteckiGS Mada Mx6 e GStock cs Mara protegem OO 294 Dk Mara Prot g NOC iStock HS Mada uo OoOO sees Maa 2 o sos Ma M3 o sos Wei a pp sos Mada 7 montas Stock Mada ero Lea SHOR ICS Mazda m8 pp Lese MecedesBem i oOo solos Mercedes Benz i solas MeredesBem so o i9952000 Gsteck GS MeredesBem o 19992007 Gsteck GS MeredesBem o 200107 DStock p MercedesBenz C300 aora DStock p3 MercedesBenz C32AMG J 200204 esos MeredesBem C320 rooms Stock 05 Mercedes Benz c30 oras psoas MercedesBenz J ng O o Ek Mercedes Benz C63 AMG non BlackSeres 200813 rap Mercedes Benz e ooo Eos Mercedes Benz uk55AMG 200196 BStock o5 Mercedes Benz Essam o Eos Mercedes Benz Noc O os Mercedes Benz uk soe MercedesBenz ikas O 200513 Ssteck BS MercedesBenz ukssaMG acosa Stock BS MercedesBenz szam 1 oroa Stock 88 Page 10 of 17 2013 SCCA Solo Stock Category Cl
71. 616cc RX 7 13B bridge or peripheral porting allowed 1986 91 Alternate Engine Renesis Calculated displacement 13B amp Renesis 2616cc RX 8 bridge or peripheral porting allowed Alternate engines 12A or 13B Calculated displacement 12A 2292cc 13B 4 Renesis 2616cc Standard intake manifold may be used MINI Cooper S 2002 10 Mitsubishi Eclipse Turbo FWD 8 AWD 1990 98 220 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Lancer Evolution 2003 06 Morgan Plus 8 Nissan amp Datsun 240Z 260Z 280Z incl 2 2 1970 78 280ZX incl 2 2 1979 83 300ZX Z31 chassis 1984 89 Alt part headlight covers 300ZX non turbo Z32 chassis 1990 96 Alt part rear facing hood scoop 3 5 max height 350Z Pontiac Fiero V 6 2 8L Alt suspension rear double A arm Air cleaner may protrude through engine hatch Solstice GXP Porsche 911 3 6L amp under non turbo Alt cyl heads twin plug 914 6 2 0L 2 5L 2 7L 8 2 8L 6 cyl Alt cyl heads twin plug 9248 1986 88 Alt cyl head P N 933 104 302 50 with 36mm ex valves 924 Turbo 944 non turbo all 1982 91 968 1992 95 Boxster amp Cayman Saab 99 1968 84 900 Turbo amp 900 SPG Turbo 16v 1979 88 Saturn Sky Red Line Subaru Impreza AWD SVX 1992 97 WRX all 2002 2010 Sedans Coupes NOC Turbo Suzuki Swift Turbo Toyota Celica All Trac 1988 89 Celica All Trac 1990 93 Celica All Trac 1994 99 Celica
72. 93 96 Daytona amp Laser 2 2L non turbo 1984 90 Eclipse Laser amp Talon 16v amp 8v non turbo FWD 1982 90 Neon Neon non turbo 1995 2005 Omni Horizon 024 amp TC3 1978 90 Shadow amp Sundance 2 2L 1986 94 Shelby Charger pre 1979 Shelby Charger 1983 87 Spirit amp Acclaim 4 cyl 1989 95 Sedans NOC Fiat 124 Coupe amp Sedan 1966 74 128 Coupe SL amp 3P 1290 1969 79 131 amp Brava 1974 84 500 2011 12 Ford amp Mercury Anglia Super 1962 67 Cortina 1964 68 Escort 1997 2002 Escort EXP Lynx amp LN7 1982 88 Escort amp Lynx 1968 81 Escort GT amp ZX 2 1991 96 Escort GT 1981 90 Escort Mexico Escort Super amp 1300 GT Festiva 1984 97 Fiesta 1976 83 Focus 1998 2010 2013 SCCA Nationat SoLo Rules 213 PREPARED APPENDIX A Mustang II 2 3L 1974 78 Alt 2 3L cyl head SVO P N M 6049 A230 Mustang amp Capri 4 cyl non turbo 1979 93 Alt 2 3L cyl head SVO P N M 6049 A230 Mercury Capri non US 1969 77 Alternate 2 3L SVO cyl head P N M 6049 A230 Pinto 1971 80 Alt 2 3L cyl head SVO P N M 6049 A230 Alt body parts spoiler P N D9FZ6440555 A end piece P N D9FZ6428010 A or D9FZ6428011 A Probe non turbo 1989 92 Probe non turbo 1993 97 Honda Accord 4 cyl Alt cyl head P N 12100 P05 010 or 12100 P05 020 Civic 1170cc Civic 1237cc Civic 1984 87 Alt cyl head 1342cc P N 12100 PE2 000 121000 PE7 000 or 12100 PE3
73. 97 2006 S Type 6 cyl S Type R Sedans 12 cyl Lexus IS F 2008 13 GS400 SC300 SC400 1992 2000 Lincoln LS V8 sedans Mark VIII Mercedes Benz C36 AMG C63 AMG non Black Series 2008 13 CLK E55 AMG Mercury Capri V8 Cougar V8 amp V6 Super charged Mitsubishi 3000 GT Turbo Nissan 300ZX non turbo 1990 96 300ZX Turbo 1984 90 Pontiac Firebird V8 NOC Firebird Trans Am amp Formula WS6 base car only includ ing GM installed 1LE 1998 2002 G8 V8 amp NOC 2008 09 F Stock CONTINUED GTO 2004 06 Trans Am Turbo V 6 Shelby GT350 1965 70 GT500 1967 70 Toyota Supra non turbo 1993 98 Supra Turbo 1987 92 Triumph Stag V8 sedans pick ups and sedan derived convertibles NOC Chrysler 300 incl SRT8 2010 13 APPENDIX A STOCK G Stock GS Acura CL V6 Integra GS R 1992 2001 Legend RSX Type S TL all Vigor Alfa Romeo 1750 amp 1750 GTV 164 non S 1991 93 GTV V6 Milano Audi 200 Turbo quattro 5000 Turbo A3 FWD 2006 13 A4 V6 8 4 cyl Turbo A6 A8 amp V8 quattro AWD Quattro Coupe Turbo S4 100 CS chassis 1992 94 TT non quattro FWD 2000 06 TT 2 0 Turbo non quattro FWD 2008 12 BMW 2002 all 318i amp 318is 1991 318ti 1995 99 325e eta engine 325i 325is 1987 91 8 325ix 1988 91 Buick Reatta Cadillac Catera Chevrolet Camaro V6 1980 2002 Cobalt Sport 2 4L 2008 Cobalt SS 2 4L 2006 07 Cobalt SS 2 0L SC
74. Chevrolet Joel iStock tS Chevrolet Malibu aos G Stock GS Chevrolet Nova wo oOo rr Hsteck HS Chevrole H Stock HS Chevrolet Ca H Stock HS Chewoet enc SS 201213 HStock H5 Chewolet sni O o ooo O oeiee Chewolt metrum ss Chewoet rines Chevrolet Vega ss Chevrolet vot o 201213 HStock H5 Chrysler B i 209443 FStock F5 Chyser oosms oo FStock F5 Chrysler occ 209443 FStock F5 Chrysler fom o oO wo HStock H5 Chrysler me J e Tros Chrysler conquestus ooo solas Chrysler crossfire sos Chrysler laser montas tos Chrysler laserTurbo o GStock es Chrysler Prowler J co Chrysler Sebring o 4m os Chrysler Sebring i e SsteiG Chrysler sre 200896 rail Daewoo NOC Oo a LH Daewoo NOC o a GStock o5 Datsun poo LE Datsun xo Ooo LC Heck Datsun is0oRodte oo steckt Datsun 1600 Roadster ooo steckt Datsun o A CEIC Gen paz tse Datsun pez sets Datsun sz SSS Esos Datsun 2802k O noo Stock ES Dasan 2go2kTurbo O pa ES Datsun po AN toc usum po pp CEIC Datsun eo pp CEIC Datsu
75. E ma 229 E Modified CM mcr 230 D Modified DM aaa a eter erben Aa 235 E Modified EM 236 F Modified EM amma naaa EEE Aka 236 APPENDIX B BUMPING ORDER eere 240 APPENDIX C SOLO ROLL BAR STANDARDS 241 A Basic Design Considerations sssssssseeee 241 EE 241 L EELER aaa EUER 242 R I Ce Le D 242 E Mounting Plates aa ados 242 F Removable Roll Bars 243 G Installation on Cars of Space Frame and Frameless Design 243 nno ECET T c HO 243 I Roll Bar Padang sitiada 243 APPENDIX D SOLO TRIALS RULES eese 244 RUIDOSO EE 244 Een LE 244 IIl Procedure for SCCA Sanction 245 IV Site Selection and Course Design Approval sssse 245 VeSGCAG INSUFANGCE ucc erdt tette anan 246 VI Event Officials 1 rire i rci et 246 VII Entrant Eligibility and Licensing seeene 246 VILLWVOTKCES TD 246 IX Event Safety Requirements 246 X Vehicle Safety Equipment Requirements ssssssssss 247 XI Driver Safety Equipment Requirements ssssesssss 250 APPENDIX E SOLO SAFETY STEWARD GUIDEBOOK 251 I INTRODUCTION sss eene nnns en rennen nennen 251 Il START OF THE SSS PROGRAM esee 252 12 2013 SCCA Nationa SoLo RULE
76. ING AREA COMPUTATION sese 68 12210 e KE 68 12 11 ACTIVE REACTIVE SUSPENSION seen 68 12 12 TRACTION STABILITY CONTROL eee 69 12 13 MID ENGINE cocoa 69 12 14 BLOW OFF VALVE BOV POP OFF VALVE POV 69 12 15 COMPRESSOR BYPASS VALVE CBV eene 69 12 16 SOLID REAR AXLE mamam aa la ite epo pios 69 12 17 VARIABLE VALVE TIMING VVT sse 69 12 18 STRUI BAR unirte 69 13 STOCK CATEGORY msma ma anna GNG NGA EN SNE AG 71 13 1 AUTHORIZED MODIFICATIONS sese 72 19 2 BODYWORK 1 n e eet deii Rec DI EA PANA AYANG 72 2013 SCCA NarionaL SoLo Rules 9 UR 74 US Ae EE 75 13 5 SHOCK ABSORBERS unan 75 13 6 BRAKES ot asa nadn a a dl lots 77 13 7 ANTI ROLL SWAY BARS 2 eene 77 UC CET e WEE 77 13 9 ELECTRICAL SYSTEM eene 78 13 10 ENGINE AND DRIVE TRAIN eee 78 14 STREET TOURING CATEGORY ua 81 15 STREET PREPARED CATEGORY see 91 15 1 AUTHORIZED MODIFICATIONS eee 92 15 2 BODYWORK tesi dree ii 93 153 RES EE 96 TOA WHEELS e 96 15 5 SHOCK ABSORBERS AAA 96 15 6 BRAKES oia 97 15 7 ANTI ROLL SWAY BARS 7 esee eene 98 15 8 SUSPENSI N EE 98 15 9 ELECTRICAL SYSTEM sonara 101 15 10 ENGINE AND DRIVE TRAIN em 101 15 11 OUT OF PRODUCTION CARS AAA 105 16 STREET MODIFIED CATEGORY eH 107 16 1 ALLOWED MODIFICATI
77. INTERPRETATION 163 APPENDIX A AUTOMOBILE CLASSES ees 165 STOCK CATEGORY EE 167 Super Stock SS aa deeg nadie dina dn cene ate onain Tian 167 tele 168 elei 168 O Stock LEE 169 Ee dt RE 170 E Stock ES naaa E 171 ele aaa ES 172 ca A 173 aeo dus RT 176 STREET TOURING CATEGORY sese 181 Street Touring FWD GIE 181 Street Touring amp Compact TC 182 Street Touring amp Sport STE 183 Street Touring Xtreme STX sssssssseeeeen 183 Street Touring Ultra TU 184 Street Touring amp Roadster GT 185 STREET PREPARED CATEGORY sse 187 Super Street Prepared GP 187 A Street Prepared Ab 188 B Street Prepared DSP 189 C Street Prepared CP 190 D Street Prepared DSP 191 E Street Prepared ESP Jiamini eerte tege detecte 193 F Street Prepared GP 194 STREET MODIFIED CATEGORY sse 199 Street Modified Class SM 199 Super Street Modified Class SSM sse 200 2013 SCCA Nationa SoLo Rules 11 Street Modified Class Front Wheel Drive SMF sss 200 PREPARED CATEGORY uuuummnananannn asana awannaaanannnwananaanaaanawanasanasasasananana 203 X Prepared Aid ea 203 G Prepared GP iin certet ederet E Hrs Eee nets 207 D Prepared OP ua 210 E Prepared EP re er AA este ANA 212 F Prepared EP m 219 o E 223 MODIFIED CATEGORY a en AA as 229 A Modified AM 229 B Mo dified BM
78. Longer cables may be substituted to permit relocation The number of battery or batteries may not be changed from stock The area behind the rearmost seat is not considered to be within the passenger compartment The area under the rearmost seat is considered to be within the passenger compartment Battery allowances do not apply to electric and hybrid electric vehicles The addition of electrical grounding cables and associated distribu tion blocks terminals is permitted Holes may be drilled for mounting only This does not permit the use of electrical enhancement compo nents such as condensers voltage controllers etc 14 10 ENGINE AND DRIVETRAIN A B C Oil pans and pickups may be modified or substituted Addition or modification of windage trays or crankshaft scrapers is not allowed Original equipment traction control systems may be electrically dis abled but not removed or altered in any other way The air intake system up to but not including the engine inlet may be modified or replaced The engine inlet is the throttle body carbure tor compressor inlet or intake manifold whichever comes first The existing structure of the car may not be modified for the passage of ducting from the air cleaner to the engine inlet Holes may be drilled for mounting Emissions or engine management components in the air intake system such as a PCV valve or mass airflow sensor may not be removed modified or replaced and mus
79. N omo cstock cs Porsche az O sos Porsche pa ses Porsche Sans HStock H5 Poshe pas SSS LESS Porsche m8 A Lese Porsche a soe Porsche ma Esos Porsche Bang o o O ese Porsche Boxster 986 chassis mons 19972004 Csteck cS Porshe Boxstern OO Moose BStock e5 Porsche Boxster non S non Spyder 200913 ASteck As Poche Boxsters L mmes AStockfas DEER 200913 Super Stock SS Porsche Boxster s 986 chassis 200004 Siet Porsche Boxsterspyder J T 2012 Super Stock 557 Porsche Carrera 2 964 chassb CS Porsche Carrera 4 964 chassis soe Porsche Cayman onR non J 200932 AStock as Porsche James O 2005 08 BStock B5 Porsche Cayman 2912 Super Stock SS Porsche caymanS o 200505 asos Porsche Cayman O 200912 Super Stock SS Rean Noc sos Bmb o np WG 199487 GStock o5 Saas paxaro Turbocharged zo Dsteckibs Bub fame 25t GStock 9 Bab Noc Turbocharged SsteckiGS Sech Noc LL CEIC Saleen Muta nomsuperchaged BStock B5 Saleen M
80. ONS eee 108 16 2 MINIMUM WEIGHTS itecto tet tto E etnies 113 17 PREPARED CATEGORY masa exo reor nee reae Eran syen 115 17 1 AUTHORIZED MODIFICATIONS eee 116 17 2 BODYWORK AND STRUCTURE eee 117 17 3 TIRES 122 174 le ET 122 17 5 SHOCK ABSORBERS 8 SPRINGS seeen 122 E BRAKES yiii ges ue dete odd aaa 123 17 7 ANTI ROLL SWAY BARS eee een 124 17 8 SUSPENSION SUSPENSION CONTROL 1 124 17 9 ELECTRICAL SYSTEM eene eee 125 17 10 ENGINE AND DRIVETRAIN Jana 125 VATA OUP ERR E 133 1412 SAEETY EE 134 18 MODIFIED CATEGORY c ooocccncccnnoccnnnccnnccconocononccnnanccnacnccnnncnns 137 10 2013 SCCA Nationa SoLo9 RULES 18 1 MODIFIED PRODUCTION BASED CARS 140 18 2 SPORTS RACERS sse nnne 148 18 3 FORMULA GARS rnini epini e edes enu den 149 18 4 SPECIALS aa etiain it dee petu ELE pd Env d eut nee RE 149 18 5 FORMULA SAE FSAE 2 sse 150 18 6 LEGENDS CARS AND DWARF CARS e 150 19 KART CATEGORY mma 4NG ea EES 153 19 1 KART MODIFIED KM sssseeeeeneeeneeenn 153 19 2 FORMULA JUNIOR sse nnne nnne 157 20 PROSOLO NATIONAL SERIES RULES 163 20 1 PROSOLO EVENTS masala aan 163 20 2 OVERVIEW viii di aaa LG 163 20 3 PROGRAM OBJECTIVE AND STRATEGIES 163 20 4 OPERATIONAL AUTHORITY AND RULES
81. S 13 Stock 13 STOCK CATEGORY Cars running in Stock Category must have been series produced with normal road touring equipment capable of being licensed for normal road use in the United States and normally sold and delivered through the manufacturer s retail sales outlets in the United States Car models not specifically listed in any Stock Category class must have been pro duced and must meet the above requirements and been sold through normal U S dealerships in quantities of at least 1 000 in a 12 month period in order to be eligible for the Stock Category A Canadian market vehicle is eligible for Stock category if it is identical to the US market counterpart except for comfort and convenience modifications as al lowed per Section 13 2 AL A car will remain eligible for National Tour and National Championship events through the end of the 30th calendar year after the manufac turer designated model year of the car This eligibility limitation applies only to the Stock classes Except for modifications authorized below Stock Category cars must be run as specified by the factory with only standard equipment as de fined by these Rules This requirement refers not just to individual parts but to combinations thereof which would have been ordered together on a specific car Any other modifications or equipment will place the car in Street TouringG Street Prepared Street Modified Prepared or Modi fied Categories as appropriate C
82. Spider 330 365 Daytona GTB GTC 348 Jaguar E type all Mazda RX 7 1993 95 Mercedes Benz CLK 320 CLK 32 AMG SLK55 AMG R171 chassis 2004 11 Mitsubishi Lancer Evolution VIII IX 2003 07 Lancer Evolution X Ralliart 2008 13 3000GT Turbo Nissan 370Z all 2009 13 Pontiac Saturn Solstice GXP Sky Redline Porsche 911 Turbo 1976 89 911 Turbo 964 chassis 1990 94 911 Turbo 993 1996 97 188 2012 SCCA NarionaL SoLo RuLes 911 996 997 chassis 1999 2012 Boxster Cayman all Shelby Cobra 289 Subaru Impreza WRX STI 2004 07 Impreza GT WRX WRX STI 2008 13 Sunbeam Tiger 260 289 Toyota MR2 all incl Turbo 1991 95 Supra Turbo 19937 98 Audi S4 2000 03 APPENDIX A STREET PREPARED B Street Prepared BSP Audi Saleen TT 1 8T FWD 8 quattro Mustang S281E amp Mustang TT 3 2L quattro NOC TTS 2009 13 Triumph Quattro Turbo Coupe TR 8 Ei Volkswagen Golf R 2012 13 M Coupe M Roadster amp Z3 6 cyl all M3 E36 chassis all M3 E46 chassis Z4 non turbo all incl M Chevrolet Corvette Corvette Corvette Corvette Corvette Corvette all Chrysler Crossfire amp Crossfire SRT6 Honda 2000 Mazda MazdaSpeed Miata RX 7 Turbo 1986 92 Nissan amp Datsun 240Z 260Z amp 280Z 280ZX 8 280ZX Turbo 300ZX Turbo 1984 89 300ZX Turbo 1990 96 350Z all Pontiac Fiero V6 Firebird Firehawk SLP 8rd gen 383cid 1990 92 Fire
83. Stet Volkswagen Beetle TrbecheredisL G stoles Volkswagen cmado soto Volkswagen Dasher o Ass Volkswagen Jo sos Volkswagen Jet o soto Volkswagen oof oo sos Volkswagen Jet oo steckt Volkswagen Golf LU TrecheredisL Gsteck GS Volkswagen Gof er SstekiGS Volkswagen GofR oO ar bsos Volkswagen Jet seas Volkswagen o Up os Volkswagen er S TerechegedisL Gsteck GS Volkswagen o er Leeder Volkswagen o rl solos Page 16 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Volkswagen eta eS Volkswagen Jetta Dk Volkswagen Je nl nek Volkswagen ena TerbechergedisL Gsteck GS Volkswagen NewBeede montas Stock HS Volkswagen New Beete Turbocharged a Gsteck GS Volkswagen oce o aircooled HStock H5 volkswagen oc o diesel stets Volkswagen NOC FWD o rs f stocks Volkswagen Passat S monas HStock H5 Volkswagen Passt Turbocharged181 GStock 65 Volkswagen Passat oo e Gstock c9 Volkswagen Passt o solas Vokswagen demum sees Volkswagen R32 Golf chassis Oooo OO oo Volkswagen rabbi pp LC nek Volkswagen b s pd solas Volkswagen
84. Stock Buck Grand National Turbochargedve F Stock Fs Buick Je ll Leet Buck Regal Teecrgedve Stock Fs Kadlac feae GStock o9 G i us Pss Kadlac usv o FStockfe5 Kadlac Jul LC Akt Calaway Jang pp neteligibles Chevrolet Jee pp LC Hd Khewoet Beretta pp os Chevrolet Jaen a nek Chevrolet Jos mies Dk Chevrolet camaro w T Ek Chevrolet Camaro SS including WE i9982002 FstocktrS Chevrolet Camaro s including HE 2010 13 Fstock Fs Chevrolet Camaro 55 Level 1 amp Level 2 suspension 1993 2002 noteligible Khewoet Chevette o Stocks Chevrolet Jane dcarbynonturbo Deck Chevrolet car aro csacsi Chevrolet Corvair Turbocharged Leeds Chevrolet cete sa Fail Chevrolet Corvette J Lens Stock CS Page 3 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Chevrolet Corvette ca chasi as soas Chevrolet Corvette C5 chassis nonzo 1997 2004 A Stock AS Chevrolet Corvette C6 chassis non zR1 200513 Super Stock S Chevrolet Corvette 206 C5 chassi 2001 04 Super Stock 55 Chewolt corvettezR1 O 200943 nt eligibe Chewolet cosworhvega pp Stock HS
85. Supra 1979 81 Celica Supra 1982 86 Supra non turbo 198612 92 2013 SCCA NarionaL SoLo Rules 221 PREPARED APPENDIX A Supra non turbo 1993 98 MR2 Supercharged Mk1 chassis 1988 89 Alternate parts 1985 89 chassis MR2 Turbo 1991 95 Triumph TR6 1969 76 TR8 215ci or 4L TR250 1967 68 TVR 6 cyl Volkswagen Corrado VR6 or 1 8L Supercharged w 54mm inlet restrictor 1990 95 Golf GTI amp Jetta TDI or VR6 A3 chassis 1993 98 Golf GTI amp Jetta 1 8T TDI or VR6 Ad chassis 1999 2005 Golf GTI amp Jetta 2 0T or TDI A5 chassis 2006 10 New Beetle 1 8T or TDI 1998 2010 R32 3 2L V6 AWD 2004 Sedans NOC 4 cyl forced induction amp 6 cyl 222 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED G PrepaRreD GP LeveL 1 FULL PREPARATION VEHICLES Maximum valve size is stock if not listed below There is no minimum track requirement for GP Section 17 8 B 5 Hoes not apply MAKE MoDeL Min WEIGHT WHEELS Valve HEAD Dia Max TRACK VARIANT LBs Max IN Ex F R DiA WiprH IF APPLICABLE IN INDUCTION SYSTEM IF APPL ALT SPEC IF APPL Alpine A108 1300 16x8 1000 1300 16x8 1100 1300 16x8 Austin Morris Cooper 1275 1470 14x8 58 58 Alternate engines cc 850 1050 970 997 998 1100 1071 1098 1200 Austin Healey 100 4 2200 16x8 1 73 1 142 54 5 56 5 Alternate part louvered hood Austin Healey 8 MG Sprite Midget 948 1125 14x8 1 100r1 16 1 00 52 50 5 2 1 25 SU
86. Turbo 2006 13 Passat 1 8L Turbo Passat VE all Passat W8 Scirocco 16v VR6 FWD NOC 2013 SCCA NarionaL SoLo Rules 175 Stock APPENDIX A H Stock HS Acura CL 4 cyl Integra 1986 89 Integra NOC 1990 2001 RSX non Type S TSX Alfa Romeo 1300 1600 2000 4 door sedans Sedans NOC AMC Gremlin 4 cyl amp 6 cyl Spirit 4 cyl amp 6 cyl Audi 100 non S4 4000 all 5000 non turbo 80 amp 90 all Coupe quattro non turbo Austin Mini all Austin Healey 100 4 100 6 3000 Sprite all BMW 1600 1800 1800ti 1800 TISA 2000 CS Coupe 318 NOC 318i amp 318is 1992 98 320 7 series 6 cyl Chevrolet Aveo Beretta NOC Camaro inline 4 amp inline 6 Chevette Cobalt 2 2L all 2005 10 Corvair 2 carb non turbo Cruze Nova 4 amp 6 cyl RWD 1962 79 176 2013 SCCA Nationa SoLo RULES Nova FWD 1986 88 Sonic 2012 13 Spectrum all Sprint all Vega amp Cosworth Vega Chrysler 300M 1999 2004 Laser non turbo PT Cruiser non turbo 2001 2010 Sebring 4 cyl Daewoo 4 cyl models Datsun 1200 1500 amp 1600 Roadsters 210 amp B 210 310 amp 310 GX 510 610 710 810 F10 Dodge 024 1 7L Avenger 4 cyl Challenger 2 6L Charger non turbo FWD 1981 87 Colt 1600 FWD Colt 1 8L 16v 1993 94 Colt 1 4L amp 1 5L FWD Colt RWD Colt Turbo 1984 88 Colt Turbo 16v Daytona 4 cyl non turbo GLH non turbo Intrep
87. X non turbo Dodge Charger Turbo GLH Turbo Fiat amp Bertone X1 9 all Mazda Miata 1 6L Miata 1 8L 1994 97 RX 7 non turbo all Morgan Plus 4 4 4 Pontiac Fiero V6 Porsche 924 Turbo Audi engine 1979 81 924S 944 8v Shelby Charger GLH S 1987 Sunbeam Tiger Triumph TR 8 Toyota MR2 non turbo 1985 95 TVR 4 cyl amp inline 6 V8 V12 2013 SCCA NarionaL SoLo Rules 171 Stock APPENDIX A F Stock FS AMC AMX Javelin V8 Audi S4 V8 2004 09 BMW 5 series NOC 6 series coupe 8 series coupe all M3 E46 chassis 2001 06 M3 E90 92 93 chassis 2008 13 M5 1988 93 M5 2000 03 Buick Regal amp Grand National Turbo V6 Cadillac CTS V Chevrolet Camaro SS base car only incl GM installed 1LE 1998 2002 Camaro SS 2010 13 incl 1LE Camaro V8 NOC Corvette 1953 62 Chrysler 300 amp 300C 2004 13 SRT 6 2005 06 Datsun 280ZX Turbo Dodge Challenger V8 all 2008 13 Magnum 2005 08 Magnum SRT8 2006 08 Ram SRT10 2004 06 Stealth Turbo Ford Crown Victoria Mustang V8 NOC Mustang Cobra 2003 04 Mustang GT 2010 13 Mustang Mach 1 2003 04 Mustang Shelby GT T82 amp 54U factory option package only 2007 08 Mustang SVT Cobra 172 2013 SCCA Nationat SoLo Rules Thunderbird V8 amp V6 Super charged GMC Syclone Typhoon Hyundai Genesis Coupe V6 2013 Infiniti G37 Sedan Q45 Jaguar XJ 1998 2013 XJ S 1976 96 XK8 19
88. ace area of all wings shall not exceed 8 square feet as calculated per Section 12 4 The number of wing elements is limited to 2 Wings and any component thereof may not extend beyond the ve hicle width as defined by the outermost portion of the vehicle doors less mirrors door handles rub strips and trim In addition no portion of the wing or its components may be more than 6 forward of the rear axle more than O beyond the rear most portion of the body work or more than 6 above the roofline of the vehicle regardless of body style For convertibles and roadsters the highest portion of the windshield frame will be considered the highest portion of the roof Reinforcements to the wing mounting area may be used but may serve no other purpose Body panels to which a wing mounts must remain functional e g trunk lids and rear hatches must open Wing endplate surface area is limited to 200 square inches each and lim ited to a maximum of 2 Except for standard parts wings designed to be adjustable while the car is in motion must be locked in a single position Canards are allowed and may extend a maximum of 6 152 4mm forward of front bodywork fascia as viewed from above No portion of the canard may extend past the widest part of the front bodywork fascia as viewed from above Canard area will be measured in the same manner as wings using Section 12 1 Canard area may not exceed 15 of total wing allowance The sum of
89. age or mechanism for changing gears may be used including use of lockout mechanisms The shift lever opening in the body of the car may be altered to allow the installa tion of an alternate shift linkage 3 LeveL 1 PREPARATION FULL PREP VEHICLES a Any non sequential manual transmission is allowed Any auto matic sequential transmission employing a torque converter is allowed b Hydraulic electric shifting mechanisms may be modified in au tomatic sequential transmissions employing a torque converter c Pneumatic hydraulic or electronically controlled shifting is not allowed for manual transmissions except for electronically controlled overdrive manual transmissions in cars which were originally equipped with them d Gear ratios may be modified e A functional reverse gear is not required f The transmission tunnel cover may be altered to allow the in stallation of an alternate transmission and or driveshaft Cars originally equipped with a removable transmission tunnel cover may substitute a tunnel cover of an alternate material LEVEL 2 PREPARATION LIMITED PREP VEHICLES a There is no weight increase for the use of a standard trans mission utilizing standard case gear ratios and synchromesh style gear engagement 132 2013 SCCA Nationa SoLo RuLEs 17 PREPARED b An alternate transmission that uses stock type circular bev eled synchronizers imposes a 2 5 weight increase c An alternate tran
90. aldwell Citation Crossle Dulon Eagle Elden Forsgrini Gemini Hawke Konig Heath LeGrand Lola Lotus March Merlyn Mondiale PRS Reynard Royale Swift Tiga Titan Van Diemen Winkleman and Zink Only cars produced by the following manufacturers are eligible 230 2013 SCCA NarionaL SoLo RULES APPENDIX A MODIFIED for S2000 in this class Bobsy Chevron Daedalus KBHMariah Lola March Apache Reynard Royale Shrike Swift and Tiga The SEB may add to this list at any time effective upon notifica tion of the membership B Other Club Racing G CRfcompliant Formula Cars 1 Formula Vee FV 2 Formula First FST C Solo Vee as per the following definition Solo Vee is based on Club Racing Formula Vee FV and all cars shall meet all specifica tions described in Sections 9 1 1 C 1 C 2 C 3 C 4 C 6 C 7 C 8 C 9 C 10 C 11 and C 12 of the Club Racing FCS except as amended in these rules No permitted or alternate component or modification shall additionally perform a prohibited function 1 ENGINE CHOICES a Any stock 1600cc or smaller air cooled automobile engine man ufactured by Volkswagen VW for sale in VW vehicles avail able to the general public for purchase in the US is allowed 1 Solo Vee engines may increase compression up to and in cluding 10 1 ratio with OE bore and stroke Compression ra tio may be increased by additional machining of any factory machined surface on the cylinder hea
91. anged to reduce belt slip d No changes are permitted to blow off pop off valves e Compressor bypass valves CBVs are considered part of the air intake system and may be added replaced or updated backdated independently of the other components of a forced induction system f Boost regulation systems either electronic or mechanical and electronic fuel cuts referencing boost pressure may be altered or modified except as prohibited herein Boost pressure chang es resulting from authorized changes are permitted D Traction and or stability control systems as defined in Section 12 12 must be standard parts at standard settings or electronically disabled E Air cleaner s may be changed or removed velocity stacks may be added F Emission control devices may be modified or removed This permits the oil filler cap to be modified or substituted but does not allow valve covers or cam covers to be altered to install a breather or for any other purpose 102 2013 SCCA Nationat SoLo RuLes 15 STREET PREPARED G Intake water injection systems are allowed H Fuel lines and pumps are unrestricted except as specified herein as long as they do not pose a safety hazard Fuel lines may be no larger than 72 12 7mm i d inside diameter and may only connect to the original fuel tank or allowed fuel cell They may be no longer than necessary for reasonable and sare installation and may serve no other purpose A single fuel feed
92. ankcase volume and reed plates must not be altered Any metal clutch assembly metal flywheel or metal torque con verter that uses the standard attachment to the crankshaft may be used Non metallic friction surfaces e g clutch disks are permitted Dowel pins may be added Any hydraulic clutch line may be used Replacement or substitution of the clutch slave cylinder is permitted but this does not allow non original methods of clutch actuation e g pull type versus push type P Any mechanical shift linkage may be used Q Limited slip differentials are permitted This permits locked differ U entials either by design welding or mechanical means Differential cases internal differential parts and axle stubs may be machined as required for clearance and installation to the extent that material may only be removed not added and the exterior of the case may not be altered in any way This machining may serve no other purpose Any other modifications or substitutions to accommodate the installation of the limited slip differential must meet the requirements of Bectior 15 1 B and 15 1 Cl Cylinders may be rebored to no more than 0 0472 1 12mm over standard bore and the appropriate standard oversize piston may be substituted This overbore dimension is an absolute limit no addi tional tolerance is permitted to accommodate wear Cast or forged non stock pistons of the same dimensions and configuration as origi nal eq
93. arts Pins or keys may be used to prevent the rotation of alternate bushings but may serve no other purpose than that of retaining the bushing in the desired position Differential mount bushings are not considered to be sus pension bushings and are not covered by this allowance D Differential mount bushings may be replaced but must attach in the factory location s without additional modification or changes Dif ferential position may not be changed The amount of metal in a replacement bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited E Steering rack bushings may be replaced but must attach in the fac tory location s without additional modification or changes Steering rack position may not be changed The amount of metal in a replace ment bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited This does NOT allow shimming or otherwise relocating the steering rack F The following allowances apply to strut type suspensions Adjustable camber plates may be installed at the top of the strut and the original upper mounting holes may be slotted The drilling of holes in order to perform the installation is permitted but the center clearance hole may not be modified Any type of bearing or bushing may be used in
94. ary to facilitate other compliant modi fications but not added or enlarged Q Ballast may be added Ballast must be a maximum of 50 Ibs per segment H must be securely mounted within the bodywork R OE side mirrors may be replaced by aftermarket units provided they mount in the same location perform the same function as the OE mirrors and have a reflective surface area greater than 15 sq in S OE pop up headlights may be replaced with static headlights pro vided the replacement units are intended for automobile use on pub lic roads as a primary means of illumination and retain high and low beams as originally provided by the manufacturer Minor reposition ing of the headlights is allowed to accommodate the alternate head light but the unit may not be relocated and the repositioning may servce no other purpose All associated hardware may be removed replaced or modified T Alternate subframes are allowed to facilitate engine mounting only Suspension pick up points on the subframe must retain standard ge ometry Weight of the subframe must be equal or greater than the standard unit 112 2013 SCCA Nationa SoLo RULES 16 STREET MODIFIED 16 2 MINIMUM WEIGHTS Classes displacements and minimum weights are listed in For the purpose of determining minimum weights a mid engine ve hicle is defined as one having a chassis configuration where the engine block is not located entirely in front of the driver s se
95. assification by Manufacturer DEER ER A CSIC Mercuy crew o 997 94 Heck Mercury apri Germany Lens Stock HS Mercury capri u Tebeceredie G Stock G3 _ Mecuy Capri US e solas Mercury Couer Superchargedve E Mercury cour LES Mec N7 sos Mec lyme SSS sos Mercury Merkur O seas Mercury is SSS sos IMereury Jus e O S Mercury Montego O seas Mecuy Mystique a os IMercury Mystique e GStock c5 Mecuy me UU pp Dk Mecuy eg pp sos IMercury ees o J am seeks Mercuy ees Up Ve GStock c5 Mecuy ae pp Dk Wes er sos mo Ma A AN CSIC Mc MGB O a Ma e sos IMG mig SSS sees MN coperimons 20921 Sto HS Mini Cooper Clubman nons 200813 Stock HS wu cooper Clubman John Cooper Works 2009 13 D Stocks C 1 EC mini cooper Countryman ll not eligible Mni ooperCoupe nons J 2013 ASAS wu Cooper Coupe John Cooper wors 2013 Demi wu cooper copes aos StocK DS wu Cooper John Cooper Works JL 200613 Dal wu Jane O Stock 05 wu ener SI 2002205 not eligible Mitsubisi B000GT montas GStock os mitsubishi oo GrTube o OO Eos CN O A AN CEIC Mitsubishi Eclipse SO montas nek DEER 2099032 G StocK IGS Ivitsubishi Eclipse Turbo WO ll Stock 05
96. at and is not far enough back to be considered a rear engine vehicle Adjustments to minimum weights are shown in Appendix A 2013 SCCA NarionaL SoLo RuLE 113 RPF1 bright silver Also Available gold 17 and 18 and black 15 18 RACING SERIES Size Weight Ibs Size Weight Ibs 14x7 10 4 17x8 15 5 16 0 15x7 9 5 9 9 17x8 5 16 0 16x7 13 6 13 7 17x9 15 5 15 9 16x8 15 0 15 6 17x9 5 16 0 16 5 17x7 14 6 17x10 17 0 17x7 5 15 2 18x7 5 17 6 light grey Size Weight lbs Size Weight Ibs 10 7 11 5 16x7 5 13 6 15x8 12 1 13 1 17x7 14 0 14 1 16x6 5 12 4 12 8 17x8 14 8 15 8 matte grey Also Available silver and black 15 only Size Weight lbs Size Weight Ibs 15x7 12 8 13 8 16x6 5 14 4 15x7 5 13 2 16x7 15 2 15x8 14 6 15 0 7101 Vorden Parkway South Bend IN 46628 2012 Tire Rack Size Weight Ibs Size 18x8 17 8 18x8 5 18 2 18 3 18x9 17 3 18 4 888 380 8473 Weight Ibs 18x9 5 17 6 18 6 18x10 19 1 18x10 5 19 7 CO ENKEI TUNING SERIES Fujin bright silver NM Also Available black Size Weight Ibs Size 17x7 5 16 5 17 1 18x8 Weight Ibs 18 7 19 3 C2 light grey Also Available silver and black 17 only Size Weight Ibs 17x8 5 19 0 18x8 19 2 20 0 18x8 5 20 8 21 2 www tirerack com 574 287 2345 Fax 574 236 7707 17
97. ator crankshaft and water pump pulleys may be altered or replaced by others of unrestricted origin One or more engine torque suppressors may be fitted Original torque suppressors may be altered replaced or removed Motor mounts of alternate design and or material may be used The engine may not be relocated N Engine Rotary Piston only Modifications 1 2 4 No changes in the epitrochoidal curve of the motor are permitted The capacity of the working chambers shall not be changed 3 The eccentric shaft may be replaced with another of the same ba sic material but no changes in the eccentricity or bearing journal dimensions are permitted Rotors are unrestricted provided the material and number of lobes remains unchanged Cooling System 1 Cooling fan s may be modified substituted or removed Electri cally operated cooling fan s may be installed provided it they serve no other purpose The use of any engine transmission and or differential oil cooler s is are permitted provided it they is are mounted completely within or under the bodywork but not in the driver passenger compartment Associated oil cooler pumps and lines are permitted for the transmission and differential Air ducts may be fitted to the oil cooler s as specifically authorized herein Any water radiator is allowed provided there are no changes in the exterior bodywork to accommodate its use It shall not be lo cated
98. augment the rear Suspension members 124 2013 SCCA Nationat SoLo RuLes 17 PREPARED 7 LEVEL 2 PREPARATION LIMITED PREP VEHICLES a Suspension pick up points on the chassis or subframe struc ture may not be relocated Allowed alternate bushings bearings must contain the pivot point within the space occupied by the OE bushing b Vehicles equipped with MacPherson Chapman struts may slot the mounting holes or add additional adjustment plates pro vided that the center hole is not enlarged or relocated The strut shaft must pass through the center hole Mounting of adjust ment plates is unrestricted c Camber and caster may be adjusted by modification or replace ment of existing brackets which locate control pivots and bolt to the chassis or subframe structure Any resulting change in the vertical position of the pivot points must remain within 1 0 25 4mm of the original location C Steering 1 Steering arms pitman arms steering racks gears and steering linkage component parts may be modified reinforced or substitut ed Power assist steering components may be added removed or modified The steering system may be relocated or changed 2 The steering column is unrestricted A collapsible type steering column having a layout and design and or a column structure with impact and energy absorbing characteristics is strongly recom mended 3 Any steering wheel and wheel quick release mechanism may be used Stee
99. be removed if they have a solely aesthetic and or acoustic function BB Cruise control systems may be removed in whole or part 15 11 OUT OF PRODUCTION CARS Where a car is out of production and the manufacturer is either out of business stocks no parts or no longer has a required part a part of any origin but as similar as possible to the original may be substituted The entrant must be prepared to show documentary evidence that one of the three circumstances above applies and that the substituted part is as similar as possible under the circumstances Substitute parts which provide improvements in performance e g superior gearing lighter weight better camshaft profile etc are not permitted under this allow ance 2013 SCCA NarionaL SoLo Rule 105 16 STREET MoDIFIED 16 STREET MODIFIED CATEGORY 16 0 A Purpose To serve as a membership recruitment and retention tool by provid ing a natural competition outlet for auto enthusiasts using streetable sport sedans equipped with drivetrain and suspension modifications that are beyond those allowed in the Street Prepared categor 16 0 B Classes 1 Street Modified SM a class for sedans coupes as described be low 2 Super Street Modified SSM a class for two seat cars and se lected sedans coupes as described below 3 Street Modified FWD SMF a class for front wheel drive cars Regions are encouraged to use the basic Street Modified rules for classes
100. be used provided that no material is added to the block for their use Any crankshaft main bearing stud girdle may be used 4 The compression ratio may be increased by means of milling the block and the block may be machined to utilize O rings to replace or supplement a cylinder head gasket 5 The block may be machined for the purpose of adding or substitut ing crankshaft oil seal s and related attachment devices Pistons and Rods 1 Pistons pins clips and or pin retainers and piston rings are unre stricted Pistons shall be constructed of metal 2 LEVEL 1 PREPARATION FULL Prep VEHICLES Alternate connecting rods made of ferrous material are permitted 3 LEVEL 2 PREPARATION LIMITED PREP VEHICLES a Standard connecting rods are required but can be lightened and balanced b Connecting rod fasteners bolts and nuts are unrestricted J Crank and Flywheel 1 The original direction of crankshaft rotation and firing order shall 2013 SCCA NarionaL SoLo Rules 115 ev 17 PREPARED be maintained The use of any external crankshaft vibration dampener is permit ted The linkage between the clutch pedal and the clutch housing clutch actuating mechanism is unrestricted but may serve no other purpose A mechanical linkage may be replaced with a hy draulic system Any clutch pedal may be used LEVEL 1 PREPARATION FULL PREP VEHICLES a The crankshaft may be replaced with another of the same basic
101. beyond those indicated below if they have a local demand 16 0 C Vehicle Eligibility 1 Street MobiriED SM All sedans coupes models which were originally equipped with a minimum of four seats and four factory seat belts not sports car based a Sample Vehicles CHRYSLER Neon Stratus Breeze Foro Contour Escort Probe Mustang GENERAL Motors Cavalier Sunfire Camaro Honpa Civic Accord Integra Hvuwpat Elantra Tiburon Mazpa Protege MX 6 626 Nissan Altima Sentra Toyota Celica Corolla Camry VOLKSWAGEN Golf Jetta b Sample Excluded Vehicles Porsche all Datsun Z car 2 2 Honda CRX JDM spec cars MGB GT Triumph all 2 SUPER STREET MODIFIED SSM a All two seat cars including the types of cars listed above in 16 0 C 1 b which are not excluded below 2013 SCCA NarionaL SoLo RuLe 107 16 STREET MODIFIED b All SM eligible sedans coupes excluded from SM for failure to meet weight requirements c Excluded Vehicles Lotus all except Elise Exige Esprit two seat cars not eligible for the Street Prepared category d Included vehicles Porsche Carrera GT 3 STREET MobiriED FWD SMF All MMC MES vehicles See Sections B 8 and B 3 B 3 for documentation requirements 16 1 ALLOWED MODIFICATIONS A All Stock Stock Street Touring Street Touring and Street Prepared category modifica tions are authorized Except as noted by these rules and the refer enced rules vehicles must be as o
102. bird Firehawk SLP 4th gen 383cid 1993 2002 Porsche 911 non turbo 1965 89 911 964 amp 993 911 non turbo NOC 914 6 all 924 all incl Turbo 944 all incl Turbo 928 968 1953 54 1955 57 1958 62 1963 67 1968 82 1984 96 ERE EK A NN A OS APPENDIX A STREET PREPARED CATEGORY 189 STREET PREPARED APPENDIX A C Street PREPARED CSP BMW See Section 14 1 C for update 23 4 cyl backdate limitations M3 E30 chassis Datsun Roadster 1500 1600 amp 2000 Fiat Abarth all 124 Spider 1975 78 amp 2000 Spider non turbo 2000 Spider Turbo Honda Civic 1 5L 1984 87 Civic amp CRX 1988 91 CRX 1 5L 1984 87 Jensen Healey Lancia Scorpion Lotus Cortina Elite 1216cc Mazda MX 5 Miata 1990 2005 MX 5 2006 13 RX 2 amp 616 RX 3 RX 3SP amp 808 Mizer RX 7 non turbo 1978 85 RX 7 non turbo 1986 92 Mercedes Benz 190E 16v Morgan 4 4 Pininfarina 2000 Pontiac Saturn Solstice amp Sky Porsche 356 amp 1600 924S amp 944 Bv Carrera 4 cyl Toyota MR 2 amp MR 2 Supercharged 1st gen 1985 89 MR2 Spyder 2000 05 Sedans over 1 7L amp under 3 0L not otherwise classified Sports cars under 2 0L not other wise classified 190 2012 SCCA Nationat SoLo RULES D Street Prepared DSP Acura Integra 1990 93 Integra incl Type R 1994 01 RSX all TSX Alfa Romeo 1600 Coupes amp Spiders all 1750 amp
103. but not altered in any other way Sensors control amp propor tioning valves computers and master cylinders are considered part of the ABS system and may be not altered nor relocated D LeveL 2 PREPARATION LIMITED PREP VEHICLES 1 Standard calipers must be retained Alternate brake rotors and drums must be the standard diameter width and design Rotors shall not be cross drilled or slotted unless fitted as OE 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED 2 Cars fitted with rear drum brakes may convert to rear disc brakes When converting from rear drum to rear disc brakes the rear brake rotors can be no larger in diameter than the largest permit ted front brake rotors 17 7 ANTI ROLL SWAY BARS Any anti roll bar camber compensating device panhard rod watts link age and or other suspension stabilizer is permitted Attachment points of such components are unrestricted Components may pass through body panels chassis panels and frame members A LeveL 1 PREPARATION FULL PREP VEHICLES Components may extend into the driver passenger trunk compartments but shall be covered with metal panels B LeveL 2 PREPARATION LIMITED PREP VEHICLES Components and mount ing cannot be located in the trunk or driver passenger compartment unless fitted as standard 17 8 SUSPENSION SUSPENSION CONTROL A Spindles hubs bearings bearing carriers stub axles etc may be modified or replaced B 2 Suspens
104. c 1970 73 B210 1171 1237 1288 1397 amp 1488cc 1974 78 Alt cyl head P N 11041 H2300 11041 25720 11041 H1001 11041 18001 11041 H2303 11041 H5704 or 11041 H9204 NX B13 chassis 1991 93 Pulsar N12 chassis 1983 86 Alt cyl head P N 11041 15M00 Pulsar 16v N13 chassis 1987 90 Alt cyl head P N 11041 15M00 Alt engine A14 Sentra B11 chassis 1983 86 Alt cyl head P N 11041 15M00 Sentra 1 6L B12 chassis 1987 90 Alt cyl head P N 11041 15M00 Alt engine L16 Sentra 1 6L B13 chassis 1991 94 Alt cyl head P N 11041 H5704 Versa 2010 13 Sedans NOC Opel Ascona A Ascona SportWagon 1900 1971 75 216 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Manta Sport Coupe amp Manta Rallye 1900 1971 75 Kadett 1100 4 1900cc 1964 72 Peugot 405 non turbo 1987 91 Renault Alliance Encore R 9 amp R 11 1982 89 Alt cyl head P N 77005972627 LeCar amp R 5 non turbo FWD 1978 96 Alt cyl head P N 7700597627 firewall modifications when using alternate cylinder head R17 Gordini 1971 77 Sedans NOC Saab 96 non turbo FWD 1960 80 99 non turbo FWD 1969 84 900 non turbo FWD 1979 94 Sedans NOC non turbo 2WD Saturn S 8 L series 1991 2005 ION non supercharged 2003 07 Subaru GL Coupe non turbo FWD Sedans NOC non turbo 2WD Suzuki Swift GA GL GTi amp GT 1985 2001 Toyota Celica non turbo 2WD 1970 77 Celica non turbo 2WD
105. cable This does not permit modifications to the chassis or bodywork inboard of the vertical plane of the hub wheel mounting face at rest with front wheels straight ahead Flares may be added although tires may extend beyond the bodywork Replacement of complete hood flared fenders or quarter panels is prohibited Plas tic and rubber wheel well splash shields may be modified for tire clearance and for installation of fender flares as allowed herein Hardware may be added to the steering system outside the passen ger compartment to limit steering travel provided it doesn not alter steering or suspension geometry within the limited range of motion and serves no other purpose B Factory rub strips emblems mud flaps rear wings and or spoilers may be removed C Strut bars per are permitted with all types of suspen sions subject to the following constraints 1 A 2 point strut bar may be added removed modified or substi tuted but only with another two point strut bar 2 A triangulated 3 point strut bar may be removed modified or substituted substitution may be with either a triangulated or a 2 point strut bar The connection to the chassis i e firewall bulk head etc must be in the standard location 3 Lower suspension braces must be attached to the lower suspen sion pickup point locations on the chassis within two inches 2 50 8mm in any direction of the actual suspension attachment to the chassis 4 Exce
106. canard area and rear wing area may not exceed the total wing allowance M Front splitters are allowed and shall be installed parallel to the ground within 3 fore to aft and may extend a maximum of 6 152 4mm from the front bodywork fascia as viewed from above Splitters may not extend rearward past the centerline of the front wheels No por tion of the splitter may extend beyond the widest part of the front bumper fascia as viewed from above N Removable OE hardtops T tops targa tops sunroofs moonroofs and similar roof mounted panels may be removed replaced with al ternate panels provided that the area of interface is limited to the original perimeter of the t top sunroof etc or utilizes the OE panel mount points and that the contour of any replacement panel surface does not vary from the contour of the part being replaced by more than 1 25 4mm in any direction The material used to construct the alternate panel and the method used to attach it to the interface is unrestricted Any actuation mechanism and the associated wiring if any may be removed Vehicles utilizing alternate non OE hardtops will be considered as open cars in regard to Section 3 3 1 O Radio Stereo and airbag equipment and or its component parts in 2013 SCCA Nationa SoLo RuLe 111 16 STREET MODIFIED cluding wiring control modules antennas amplifiers speakers and their enclosures etc may be removed provided the part added re mov
107. car based 4 seat minimum 3 1L to 5 1L normally aspirated or up to 2 0L forced induction Ford Focus ST 184 2013 SCCA Nationat SoLo RuLEs TREET TOURING LTRA STU Audi S4 BMW 135i 3 Series E9x chassis NOC incl M3 2006 13 M3 E36 chassis 1995 99 M3 E46 chassis 2000 05 Chevrolet Camaro over 5 0L Ford Mustang over 5 0L Mercedes Benz CLK55 2001 06 Mitsubishi Lancer Evolution Lancer Ralliart 2008 10 Pontiac GTO Firebird over 5 0L Subaru Impreza WRX STI Impreza WRX 2009 13 Volvo S60R Sedans amp Coupes NOC non sports car based 4 seat mini mum over 5 1L normally as pirated or 2 0L to 3 1L forced induction See Fastrack Feb 2013 for new proposal APPENDIX A STREET TOURING TREET TOURING OADSTER STR BMW M Roadster amp M Coupe 1998 2002 2000 23 6 cyl non M Z4 non turbo non M Datsun 240Z 260Z 280Z 280ZX non turbo Honda 2000 Mazda Miata non turbo 1994 2005 MX 5 Miata 2006 13 RX 7 GSL RX 7 GSL SE RX 7 GXL RX 7 GTU 1988 Nissan 350Z Pontiac Fiero V6 Solstice non turbo Porsche 911 Carrera 3 2L 1984 89 911 SC 3 0L 1978 83 924 944 non turbo 968 Toyota MR2 Spyder Saturn Sky non turbo Nissan 370Z non NISMO 2009 12 2013 SCCA NarionaL SoLo Rules 185 See Fastrack Feb 2013 for new proposal With unsurpassed innovations and years of experience it s easy to see why more engine buil
108. cation and convenience sys tems is allowed provided the modification does not serve another purpose e g an air conditioning compressor may not be modified to serve as a supercharger 17 12 SAFETY A Roll Bars Roll Cages Aluminum is not an allowed material 1 All open Prepared Category vehicles shall have at a minimum a roll bar complying with Appendix C 2 It is recommended that all cars be equipped with a roll cage meet ing the requirements of the Club Racing GCR Compliance with this requirement supersedes the need to comply with Section 17 12 A 1 3 Roll bars and cages may either be bolted or welded to the vehicle B At a minimum all vehicles will be equipped with driver restraints meeting Solo safety requirements It is highly recommended that 134 2013 SCCA Nationat SoLo RuLes 17 PREPARED all cars with roll bars cages be equipped with driver restraints meet ing the requirements of the GCR C A scattershield or explosion proof bell housing complying with the CR is recommended D Fire extinguishers or fire systems are permitted 2013 SCCA NarionaL SoLo Rules 115 Mobil 1 is proud to be the Official Oil of the SCCA Mobil 17M has been delivering championship winning performance for more than 40 years This race proven power and protection is now available in the following products e Engine Oils e Gear Oils for Transmission and Axle Applications e Hydraulic Oil and Automatic Transmissio
109. compartment For cars having fluid lines in a non stock routing over the belly pan the belly pan shall have drain holes to prevent the accumulation of fluids 3 The driver must be provided with clear and unobstructed access to the driver s compartment 4 Interiors may be gutted The driver s seat must be securely mounted Steering and driver seating must be completely to the left or right of the vehicle longitudinal centerline The seat must be mounted such that no part of the driver s body below the waist may cross the longitudinal centerline of the car 5 Body panels may be altered and air ducting installed to accom modate the installation of the water radiator If the radiator en croaches into the driver compartment it must be separated from the driver by a metal bulkhead or enclosing container 6 Hoods may be altered to allow for induction system changes without restriction Such alterations shall serve no other purpose 7 Standard bumpers may be retained removed or replaced with al ternate materials The bumper if retained will contribute its con tour to the top view outline of the car for measurement purposes Bumpers made of alternate materials shall retain the shape and size of the original 8 Doors may be replaced with ones of alternate materials No other part of the original outside bodywork between the original passenger compartment fore and aft bulkheads such as rocker panels floor pan or frame shall have re
110. d by the following formulas Wheel sizes valve sizes and track dimensions are as per Becton 17 Any model listed in Prepared class G GP is eligible for Prepared class D DP under the DP allowances and weight formulas Minimum weights are determined by engine displacement Increases in engine displacement resulting from legal overbore are not considered in these calculations WEIGHT FORMULAS LBS Engines with displacement less than or equal to 1667cc 1 06 x displacement cc Engines with displacement greater than 1667cc 0 91 x displacement cc 250 lbs Alfa Romeo Giuletta Sprint amp Spider 1570cc Spider Duetto 1750 Spider Veloce 1779cc 1969 70 Alt body part Niki Lauda Edition Spoiler Spider 2000 amp Spider 2000 Veloce 1962cc 1971 76 Alt body part Niki Lauda Edition spoiler Austin Healey 100 4 2660cc Alt part louvered hood BMW Z3 4 cyl Datsun SPL 310 1497cc SPL 311 311U 1600cc 4 SRL 311 Roadster 1982cc Elva Courier 1600 1800 ATB 7224 MGA axle housing assembly Fiat 124 Spider 1600 2000 amp 124 Spider Abarth 1995cc Jensen Jensen Healey 1973cc Alternate Parts cast iron sleeves Lancia Scorpion 1756cc 1976 Fabric roof panel may be replaced with alternate materials Lotus 7 amp 7A 948 997 amp 1098cc Elan Alt cyl head P N 26RD0703 Super 7 1340cc amp 1498cc 210 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Europa Renault 1470cc 1565cc A Lotus
111. dedraft GT 1100 1350 14x8 1 26 1 06 54 55 Porsche 356 except Carrera and 1500 1600 1700 16x8 1 57 or 1 63 1 35 55 55 5 2 1 5 SU HS 4 or 2 SU or Stromberg 1300 1550 16x8 1 50 1 20 57 56 2 Solex 40PBIC 32PBIC 32PBI or 32mm Zenith DD carb Saab 93 amp 96 Sedan 16x8 61 61 843cc 2 stroke 1200 Sonett 16x8 61 61 1498cc 1600 1699cc 1800 224 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED Sunbeam Alpine 14x8 56 5 55 In valve dia 1 500 1 480 1 432 or 1 436 Ex valve dia 1 210 1 180 1 172 or 1 176 1494cc 1494 1592cc 1592 1725cc 1725 Triumph Spitfire 1147 1405 14x8 1 30 1 15 55 54 2 1 25 SU or Stromberg Spitfire 1296 MkIII 1550 14x8 1 30 1 17 56 55 2 1 25 or 1 50 Stromberg or SU or 1 1 50 CDSE Stromberg or SU Spitfire 1296 MkIV 1550 14x8 1 44 1 17 56 57 2 1 25 or 1 50 Stromberg or 2 1 25 or 1 50 SU Spitfire 1493 1550 14x8 1 44 1 17 56 57 1 1 5 Stromberg type SU or SU TR 2 amp TR 3 1991 16x8 1 56 1 30 54 53 5 TR 4 amp TR 4A beam axle 2138 16x8 1 56 1 30 56 55 TR 4A IRS 2138 16x8 1 56 1 30 56 55 Turner 950 1125 14x8 1 10 1 16 51 51 1500 1550 14x8 1 45 1 20 51 51 Carburetion 1 28 36DCD22 1 32 36DGN 1 36DCNF w 30mm chokes or 1 40 DCNF w 30mm chokes Alternate crankshaft 125 E LeveL 2 LIMITED PREPARATION VEHICLES This list of vehicles and the allowances below was developed from Level 2 Limited Prep vehicles listed in
112. der fittings e g Speedbleeders are permit ted They may serve no other purpose 13 7 ANTI ROLL SWAY BARS A Substitution addition or removal of a single anti roll bar and support ing hardware brackets endlinks bushings etc is permitted The use of any bushing material is permitted A bushing may be imple mented as a bearing B Substitution addition or removal of anti roll bars may serve no other purpose than that of an anti roll bar C No modification to the body frame or other components to accom modate anti roll bar addition or substitution is allowed except for the drilling of holes for mounting bolts Non standard lateral members which connect between the brackets for the bar are not permitted 13 8 SUSPENSION A Standard as defined herein suspension springs must be used They may not be cut shortened or collapsed Cars with swing axle sus pension may be lowered sufficiently to achieve no more than two degrees of negative camber at rest and may use a camber compen sator Spring perches may not vary from the OE shape within the working part of the perch B Both the front and rear suspension may be adjusted through their designed range of adjustment by use of factory adjustment arrange ments or by taking advantage of inherent manufacturing tolerances This encompasses both alignment and ride height parameters if such adjustments are provided by the stock components and specified by the factory as norma
113. ders racers tracks and sanctioning bodies choose Sunoco Race Fuels over all other racing gasoline combined To find the locations in your area that carry Sunoco Race Fuels scan here www RaceGas com 1 800 RACE GAS 2011 Sunoco Inc R amp M APPENDIX A STREET PREPARED STREET PREPARED CATEGORY Super STREET PREPARED SSP Chevrolet Corvette C5 chassis 1997 Sports car over 2 0L not otherwise 2004 classified Corvette C6 chassis 2005 13 See Section 51 1 C for update Dodge backdate limitations Viper Elva Courier Ferrari 355 360 Dino 206 amp 246 all F430 all Ford GT Griffith all Lamborghini Gallardo all 2003 11 Lotus 787A Elan RWD Elan M100 FWD all Europa all Elise Exige amp Exige S 2005 11 Elite 2 2 amp Elcat Esprit 4 cyl all Esprit V8 Evora Morgan V8 all 4 2138cc all Nissan GT R R35 Porsche 911 Turbo AWD 2001 13 911 GT2 996 amp 997 chassis all 911 GT3 996 amp 997 chassis all Tesla Roadster 2008 12 TVR 4 cyl amp 6 cyl all V8 all APPENDIX A STREET PREPARED CATEGORY 187 STREET PREPARED APPENDIX A A Street PREPARED ASP Acura NSX 1990 2005 BMW 128 135 1 Series M 2008 13 328 335 2006 13 M3 2007 13 Z4 sDrive35i sDrive35is 2012 13 Z8 Bricklin Chevrolet Camaro ZL 1 2012 13 DeLorean DeTomaso Mangusta all Pantera all Dodge Stealth Turbo Ferrari 250 non LM 275 308 Coupe
114. ding 12 304 8mm in width may be used for all classes except Prepared class G GP B Wheel spacers may be used C Any wheel mounting stud or bolt may be used D The use of center lock wheels and hubs is permitted E The manufacturer s original wheel size may be used this is axle specific relative to original size wheels Track dimensions must com ply with those specified in Appendix A as applicable Any weight increases listed in Section 17 4 must be complied with Original equipment size wheels exceeding 17 4 A are allowed with no ad ditional weight increase beyond those specified F For class CP wheels up to 16 x 10 are allowed with no weight in crease 1 Wheels greater than 10 in width will receive a 50 Ib increase 2 Wheels greater than 16 in diameter will receive a 50 Ib increase G For class EP wheels up to 7 in width are allowed with no weight increase 1 Wheels greater than 7 and up to 10 in width will receive a 75 Ib increase 2 Wheels greater than 10 wide will receive a 150 Ib increase 3 For EP cars with 2 valves per cylinder piston engines wheels up to 10 wide are allowed with no weight increase Wheels greater than 10 wide will receive a 100 Ib increase H For classes DP and FP wheels up to 10 wide are allowed with no weight increase Wheels greater than 10 wide will receive a 100 Ib increase 17 5 SHOCK ABSORBERS amp SPRINGS A Bump stop rubbers and b
115. ds only Fuel injection is prohibited Valve size may be increased to a maximum of 40 0mm intake and 35 5mm exhaust Port location may not be changed from OE stock Machining of any type in the combustion chamber such as but not limited to valve un shrouding is prohibited Valve guide centers shall remain OE stock OE stock heads shall be used however alternate VW heads with casting numbers 040 101 355 or 043 101 375 may be substituted Any single carburetor regardless of the number of venturis is permitted Multiple carburetion is re stricted to a maximum of two 44mm carburetors with 28mm ventures If a balance tube is used between manifolds run ners it shall be restricted to one 7 50 8mm ID pipe Any intake manifold not having a plenum chamber is permitted OR 2 Increase bore up to and including 94mm maximum per cylin der total displacement of 1915cc Machining to allow the in stallation of the cylinders is permitted No other combustion chamber machining such as but not limited to unshrouding of the valves is permitted Valve guide centers must remain OE stock Increased displacement engines up to 1915cc are restricted to maximum valve sizes 39mm intake and 32mm exhaust Port location may not be changed from OE stock OE stock heads shall be used however alternate VW heads with casting numbers 040 101 355 or 043 101 375 may be substituted A maximum compression ratio of 9 1 is per 2013 SCCA NarionaL SoLo RuLes 2
116. dth front spoiler the car s spoiler airdam is required to be vertical between 80 100 for the lower 8 203 2mm of its extent The change in top view outline caused by these body work changes is allowed d Front splitters are allowed but must be installed parallel to the ground within 3 16 inches 0 1875 4 76mm fore to aft Split ters may not be wider than nor extend more than 6 152 4mm forward of the top view outline of the car 4 Rear spoilers a If a rear spoiler is used it shall be mounted to the rear hatch deck or trunk lid and mount no further forward than the base of the rear window The spoiler extension for the entire spoiler is set by one measurement at the lateral midpoint of the car At that point the spoiler may not extend more than 10 254 0mm from the attachment point out to the outer or free edge This sets the maximum height above ground at all other locations on the spoiler The result may be a flat topped rather than con toured spoiler Alternatively the spoiler may be mounted at the rear of the roof or to the rear hatch lid at or near the top of the hatch in such a configuration the spoiler may extend no more 146 2013 SCCA NarionaL SoLo RuLes See Fastrack Jan 2013 for new proposal 18 MobiFiED than 7 5 190 5mm from the original bodywork measured as described above The spoiler angle of attack is free The rear spoiler is measured from leading attached edge to trailin
117. duced thickness or be replaced with lighter material C Body and Frame 1 Stock Tub a No part of the original outside bodywork between the original passenger compartment fore and aft bulkheads such as rock er panels floor pan or frame shall have reduced thickness or be replaced with lighter material b Abulkhead is defined as a transverse panel that is a separator or step between the driver s compartment and the engine or main luggage area c Incars where a rear luggage compartment is not totally closed off from the passenger compartment the base of the floor pan step or base of a part height panel that would limit rearward travel of the rearmost of seat bottoms is the rear bulkhead point If there are built in seat track catches or stops they are assumed disabled for this definition of travel 142 2013 SCCA Nationat SoLo RuLes 18 MobiFiED d Heavier gauge material repairs or heavier replacement sec tions are all allowed as long as they closely resemble the origi nal e No removal of the interior sides of the pillars or tub to leave just an outer shell f Interior storage compartment doors luggage trunk compart ment panels parcel shelves may be modified or removed g Wheel wells and bulkheads are open to modification as long as the driver is protected from fire and debris h Floor pan width must match or exceed that between the in sides of the original rockers Length must be matched between t
118. e compressed length of the shock at the initial point of contact with the bump stop may not be increased from the standard part although the bump stop may be shortened for the purpose of installing non standard shocks Bump stops installed ex ternally and concentric with the shaft of a shock may be drilled out to fit a larger diameter shock shaft Bump stops may be substituted for the purposes of installing non standard shocks E A hole may be added through the bodywork to route the reservoir and hose to a remote mounting location Such holes may serve no other purpose 76 2013 SCCA Nationa SoLo RULES 13 Stock E A hole may be added to an interior body panel to provide access to the adjustment mechanism on an allowed adjustable shock ab sorber The hole may serve no other purpose and may not be added through either the exterior bodywork or a strut bar Interior panels are defined to be those pieces which cover the interior of the vehicle including the trunk area and are accessible from inside the vehicle They do not include structural panels such as wheel wells or inner fenders which may also be accessible from inside the car but which actually form part of the body of the vehicle 13 6 BRAKES A The make and material of brake linings may be changed B Substitution of clutch and brake hydraulic lines with solid metal or braided metal is allowed on all cars manufactured before model year 1992 C Alternate brake blee
119. e equipped with a dual braking system operated by a single control In case of a leak or failure at any point in the system effective braking power shall be maintained on at least two wheels h A separate hand brake is not required Removal of the hand brake and operating mechanism is permitted i Brake lines may be of any suitable material including steel braided lines 9 WEIGHT Minimum weight with driver 1000 Ibs D MonirieD DM Modified Production and GT cars with internal combustion engine dis placement 2000cc and under as follows A The Mazda 12A and 13B Rotary engines are permitted in DM with the following restrictions 1 No replacement of cast iron engine case segments with aluminum 2013 SCCA NarionaL SoLo RuLEs 235 MODIFIED APPENDIX A 2 On the 12A engine only side and rotor housings from 1974 to 1986 engines shall be used 3 No replacement of 12A or 13B sections such as side plates with those from other series engines i e Renesis type parts 4 On 12A engines no peripheral porting or J porting is allowed Bridge porting that does not cut into the water o ring is permitted On 13B engines 4 amp 6 port Maximum porting permitted is street porting No bridge porting J Porting or peripheral porting B Weight with driver vs Displacement Piston engines up to amp including 1800 cc 1280 lbs 12A rotary engines w porting restriction 1280 Ibs Piston engines 1801 to 2000 cc 1380 lbs 13B ro
120. e fuel tank may be modified or replaced If the fuel tank is modified or replaced the following restrictions apply 1 No part of the fuel tank or fuel cell shall be closer than 6 152 4mm to the ground unless enclosed within the body work and mounted above the floor pan A metal bulkhead is required that provides total separation between the driver compartment and the compartment containing the fuel tank and or filler neck This includes fuel tanks that are flush mounted with driver compartment panels or otherwise ex posed to the driver compartment Fuel filler doors in the driv er compartment must be positively fastened non metallic fasteners are not allowed For the purposes of these rules a fuel tank consisting of a structure containing a fuel bladder is considered to be the entire fuel cell including the containing structure The con taining structure of a fuel cell does not qualify as a bulkhead Aseparate metal bulkhead must isolate the fuel cell from the passenger compartment 2 Internal body panels may be modified to accommodate the installation of the fuel tank as long as such modifications serve no other purpose In the event installation includes en croachment into the driver s compartment a metal bulkhead shall prevent exposure of the driver to the fuel tank 3 Fuel tank breathers shall not vent into the driver passenger compartment 4 Minimum capacity of a non standard fuel tank cell shall be no less than 5 gal
121. e ground sealing is permitted on cars 66 wide or more at the rear tires and which also meet a weight of 1180 Ibs G Formula S Must weigh appropriate Solo amp DSR weight if engine size is within DSR class limitations FS shall run to the appropriate Formula Atlantic rules if engine is larger than allowed in DSR All cars must prepare to Formula Atlantic aerodynamic rules as speci fied above in F C Monro CM A Modified Class C allows the Solo Vee and the following SCCA Club Racing ECREcompliant cars Spec Racer Ford SRF Formula F FF 8 Sports 2000 S2 Within the limitations of the GCR ad ditional frame bracing suspension and steering changes relocation of ancillary components radiators batteries etc and their associ ated mounting brackets is permitted Nothing in these rules is to be construed as overruling any GCR construction requirements or limi tations except for those safety items which the Solo Rules do not require The purpose of these rules is to maintain the value of these cars for Club Racing and therefore their market value and to prevent special Solo only Formula F vehicles Exceptions to the Club Racing CR for all cars in this class 1 Spec tire requirements do not apply 2 S2000 minimum weight with driver Cast iron head AND no cam change 1280 lbs Aluminum head OR cam change 1305 lbs 3 Only cars produced by the following manufacturers are eligible for FF in this class ADF Alexis Anson C
122. eat including mounting hardware must weigh at least 25 pounds and must be attached using the OE body mounting holes studs Additional mounting points may be add ed C Factory rub strips emblems mud flaps bolt on front valance lips spoilers and fog lights except those integral to a headlight or turn signal may be removed Rear wings may be removed so long as the vehicle retains any federally mandated third brake light D Alternate steering wheels are allowed except that steering wheels with an integral airbag may not be changed E Fenders may not be cut or flared but the inside lip may be rolled to gain additional tire clearance The outer fender contour may not be changed Plastic and rubber wheel well splash shields may be mod ified for tire clearance and to accommodate a rolled inside fender lip The modifications may serve no other purpose e g air intake brake ducts etc No other changes to the stock fenders or wheel wells are permitted F Addition of spoilers splitters rear wings bumper covers valances side skirts and non functional sccops vents is allowed provided that either 1 It is a production part which is standard or optional equipment of a US model of the vehicle Model is defined in 2 It is listed in the vehicle manufacturer s US accessory catalog 2013 SCCA NATIONAL SoLo Rules 81 14 STREET TOURING for that vehicle for normal highway use This does not allow for parts sold thr
123. ecifically authorized in this or previous sections of these Rules it is not allowed The addition of small holes for attachment hardware for authorized modifications is implicit e g holes for fasteners to mount additional gauges holes for brackets to mount shock absorber remote reservoirs etc However these holes may serve no other purpose All repairs must comply with factory authorized methods and proce dures It is not permitted to use non compliant parts even if they have been set to OE specifications Refer to for past clarifications of these rules 13 2 BODYWORK A Accessories gauges indicators lights and other appearance com fort and convenience modifications which have no effect on perfor mance and or handling and do not materially reduce the weight of the car are permitted This does not allow driver s seat substitutions or the removal of tow hooks or tie down loops Delayed shutdown devices such as the Turbo Timer which perform no function while the car is in motion are permitted This does permit the installation of an additional mirror e g Wink but does not allow the removal of the original mirror Grounding kits specifically designed to support sound systems are permitted but may serve no other purpose B Data acquisition systems including video cameras and the accom panying sensors are allowed but may serve no other purpose during 72 2013 SCCA Nationa SoLo RULES
124. ed or replaced serves no other purpose Any visible holes that result from the removal of equipment must be covered with a cov er of unrestricted material Covers may be used to mount gauges switches etc P Any minor modification intended to allow or facilitate any allowed modification is permitted as long as it does not provide any intrinsic performance benefit in and of itself does not provide a weight re duction of more than 1 Ib and is not explicitly prohibited elsewhere within these rules This rule is intended to allow minor notching bending clearancing grinding the drilling of holes affixing relocating or strengthening of brackets removal of small parts and similar operations performed in order to facilitate the installation of allowed parts or modifications Minor strengthening without relocation of original chassis suspen sion pickup points is allowed Examples include welding washers restricting control arm mounting bolt movement local reinforcement of control arm chassis mounts etc Competitors are strongly cautioned to make the minimum amount of modification required to affix a given part and to not make unduly tortured interpretations of this rule Modifications to the firewall in order to allow for increased engine setback and any modification that changes the location of a suspension pickup point are explicitly forbidden Plastic under trays and covers below the vehicle may be removed or modified as necess
125. ed substituted or added D Alternate brake rotors are permitted subject to the following restric tions 1 Rotors must be ferrous metal except for standard parts Aluminum rotor hats are allowed Rotor dimensions diameter and thickness must be equal to or greater than standard parts Cars originally equipped with solid non vented rotors may utilize vented rotors 2 Cross drilled and or slotted brake rotors may be used Slots holes are permitted only in the braking area of the rotor Rotors featuring a drum type parking brake in the hat area of the rotor may not be drilled or slotted in the parking brake area E Drum brakes may be replaced with disc brakes Disc brake rotors for such a conversion must be equal to or greater in diameter than the inside diameter of the standard brake drum Changes to backing plates mounting brackets brake lines to accommodate this change are permitted but may serve no other purpose Drum to disc brake conversions must be bolted not welded to the axle control arm up right F Air ducts may be fitted to the brakes provided that no changes are 2013 SCCA NarionaL SoLo RuLe 97 15 STREET PREPARED made in the body structure for their use They may serve no other purpose Backing plates and dirt shields may be modified or re moved G A functional redundant emergency parking brake must be present H Brake calipers may be replaced provided the number of pistons is equal to or greater than
126. egardless of the weight formulas above no car shall be required to weigh more than 2300 lbs before applicable weight adjust ments Gars with ABS Cars with traction stability control Cars with active reactive suspension Cars with engine behind driver 20 per liter c Regardless of the Minimum Weight Calculations above b no car with a supercharged or turbocharged engine shall weigh less than the following minimum weights FWD 1575 Ibs RWD 1700 Ibs AWD 1825 Ibs Factory Five All with a minimum engine size of 4 5L normally aspirated or the equivalent forced induction engine size and weight Roadster amp Challenge Car Type 65 Coupe GTM Supercar Mosler All with a minimum engine size of 6 0L normally aspirated or the equivalent forced induction engine size and weight MT900S MT900R XP Noble All with minimum engine size 2 9L with forced induction or 4 1L normally aspirated M12 M12GTO M400 Rossion With minimum engine size 2 9L with forced induction or 4 1L normally aspirated Q1 Shelby Cobra 1963 67 Superformance All with a minimum engine size of 4 5L bol aspi rated or the equivalent forced induction engine size and weight MKIII GT40 MKII Shelby Cobra Daytona Coupe TVR Griffith Series 200 amp Series 400 206 2013 SCCA Nationat SoLo RULES APPENDIX A PREPARED C Preparep CP alternate Unless otherwise listed the minimum weights will be determined from the following tables according
127. eight 100 lbs wheel width over 10 weight adjustment 2800 Ibs total competition weight Acura NSX 1990 2005 Alfa Romeo GTV V6 1981 86 Audi 4000 4000 Quattro Coupe Quattro Coupe 1981 87 90 Coupe 90 Quattro Coupe amp Sedan 1990 91 TT Austin Healey 3000 1959 67 100 6 1956 59 BMW 1 Series 6 cyl non turbo E82 E88 chassis 2008 10 3 Series 6 cyl 12v E30 chassis 1984 90 3 Series 6 cyl 24v E36 chassis 1992 98 3 Series 6 cyl all E46 chassis 1999 2005 2013 SCCA Nationa SoLo Rules 219 PREPARED APPENDIX A 3 Series 6 cyl non turbo E90 E91 E92 E93 chassis 2006 10 Chevrolet Sprint Turbo Chrysler Plymouth Dodge Eagle amp Mitsubishi Colt Turbo Daytona Laser Turbo 1984 89 Omni Turbo Shadow amp Sundance Turbo 1987 94 Talon amp Laser Turbo FWD amp AWD 1989 94 Conquest amp Starion Turbo Ferrari Dino 246 Dino 246 GT 308 all Honda S2000 2000 09 Isuzu I Mark RS 16V A Turbo FWD Jaguar XKE 1961 74 6 cyl XKE 1961 74 V12 Lexus IS300 2001 05 Lotus Elise amp Exige normally aspirated 1996 2010 Mazda MazdaSpeed Prot g 2003 MazdaSpeed MX 5 Miata 2004 05 MX6 GT Turbo RX4 13B 1974 78 Specified displacement 2616cc Alternate Specification No peripheral port RX 7 12A or 13B bridge or peripheral porting allowed 1979 85 Alternate engine Renesis Calculated displacement 12A 2292cc 13B 4 Renesis 2
128. emoved F A hole may be drilled in the firewall to permit passage of electrical wiring It should be no larger than necessary and shall serve no other purpose 15 10 ENGINE AND DRIVE TRAIN Except for those with electric and hybrid powertrains vehicles may only exceed the allowances of Bection 13 10 as specified herein A Engines must retain standard type lubricating system but may have any oil pan Accusump type systems allowed oil pump and pick Up oil cooler s or oil or fuel filters Fuel filters must be of automotive type and may serve no other purpose a substituted fuel filter may not be used as a reservoir Substituted fuel filters may not exceed one quart total capacity A permitted oil cooler may be positioned in an opening in an allowed spoiler provided no unauthorized modifica tions are made in order to perform the installation Any power steer ing fluid cooler may be added B Heat shields may be added C Induction allowances are as follows 1 Carburetors fuel injection and intake manifolds are unrestricted 2013 SCCA N SoLo Rute 101 See Fastrack Feb 2013 for new proposal ONAE AYU INE 15 STREET PREPARED subject to Section 15 10 D Alternate throttle linkage and connec tions to facilitate installation of allowed induction systems are per mitted but may serve no other purpose If an induction system item is allowed to be removed and its original mounting bracket can be removed by simply unbolting
129. eners are al lowed as long as they are mounted in accordance with Section 16 1 F 1 4 Steering wheels and associated mounting hardware may be re placed This does not permit removal or modification of the steer ing column or column mounted accessories OE wheel mounted electrical switches such as those for the horn radio cruise con trol or shifter may be relocated and or replaced or eliminated Subframe connectors are allowed as per Street Prepared Section 15 2 E Subframe bushings may be replaced with bushings of any material as long as they fit the original location Offset bushings may not be used Front hoods engine covers engine covers trunk lids and hatches not containing glass front fenders rear fenders not part of chas sis structure unibody front amp rear facias and side skirts may be modified or replaced and may be attached with removable fasten ers Associated hardware including latches hinges window washer system and hood liners may be modified removed or replaced J Tires legal in Stock Street Touring or Street Prepared are permit K ted Rear passenger seat s including restraints and associated hard ware may be removed 110 2013 SCCA Nationa SoLo RULES 16 STREET MODIFIED L Aerodynamic Aids Wings may be added removed or modified Non OE wings may only be attached to the rear deck hatch area behind the centerline of the rear axle The total combined surf
130. ent changes are allowed Alternate iron or aluminum cylinder heads may be used on US pro duced 4 cyl 6 cyl and 8 cyl engines Any alternate cylinder head s used shall be of of the same configuration number of valves per cyl inder and valve actuation method OHV or OHC as the originals and shall be direct replacement type The floor in the driver passenger compartment may be replaced but must maintain the basic shape and position of the original floor e flat and horizontal relative to the car and rocker panels It may not be curved angled recessed or channeled between the rockers and may be made of steel and or aluminum only Replacement floors may be modified per Section The firewall between the engine compartment and driver passenger compartment may be replaced but must be in approximately the same location as the original and must create a sealed bulkhead between engine and driver passenger Replacement firewalls may be_made of steel and or aluminum only and may be modified per Section An alternate hood is allowed which has a bulge no more than 4 10 16cm measured off of the original base model hood for induction clearance The bulge may open to the front to the rear or to either or both sides If the original base model hood has a 2 50 8mm bulge 2013 SCCA Nationa SoLo Rules 207 PREPARED APPENDIX A then an addition of 2 50 8mm is allowed if the base model has a 3 76 2mm bulge then 1
131. er airdam assembly which are included as part of a SCCA approved GT 1 front bodywork package are allowed 3 Front Aero a The standard OE or a non standard front spoiler or air dam may be used A non standard front spoiler is not permitted to protrude forward beyond the overall outline of the car as viewed from above or aft of the forward most part of the front fender opening and shall not be mounted more than 4 101 6mm above the horizontal centerline of the front wheel hubs b The spoiler may cover the normal grille opening at the front of the car Cooling duct openings are permitted If the front radia tor is removed or relocated no aerodynamic use of the unob structed front radiator pathway may be made The front spoiler may be attached to the original bodywork or it may replace the bodywork it would otherwise cover c The front spoiler may be no wider than the rear bodywork measured as in Section E 4 c below The front spoiler may not function as a wing and therefore must be installed such that air does not pass both over and underneath it This may be ac complished by ensuring that the upper edge of the spoiler is in complete continuity with the bodywork above the spoiler New bodywork may be added to close the gaps between the fend ers nose and spoiler splitter airdam assembly on cars with open or irregular front bodywork such as the Ford Model T MG TD Morgan and Lotus 7 When these or similar vehicles use a full wi
132. erch seat and or mounting block bearing mount The system of attachment may be changed The number of shock absorbers shall be the same as Stock No shock absorber may be capable of adjustment while the car is in mo tion unless fitted as original equipment MacPherson strut equipped cars may substitute struts and or may use any insert This does not allow unauthorized changes in suspension geometry or changes in attachment points e g affecting the position of the lower ball joint or spindle It is intended to allow the strut length changes needed to accommodate permitted modifications which affect ride height and suspension travel This allowance differs from the D On strut suspensions using a non standard lower control arm as de fined by Becton 152 an alternate upper spring perch seat and or mounting block bearing mount as described in may be used provided it offers no camber caster adjustment beyond standard 15 6 BRAKES Vehicles may only exceed the allowances of 13 8 as specified herein A Any brake line master cylinder vacuum brake booster or brake pro portioning valve that meets the requirements ofp 33 812 may be used This does not allow multiple separate cylinders A single mas ter cylinder brace may be added provided it is bolt on and serves no other purpose B Safety brakers and units such as the are permitted C ABS braking systems may be disabled but not removed brake boosters may be removed modifi
133. es of Section 13 9 as specified herein A Any ignition setting adjustment or system may be used subject to the requirements of Becton 1540 0 This does not prohibit the use of two step rev limiters used when the car is stationary B The make model number and size of the battery may be changed but not its voltage C Relocation of the battery or batteries is permitted but not into the passenger compartment If the battery is relocated and the origi nal battery tray can be removed by simply unbolting it the tray may be removed or relocated with the battery Holes may be drilled for mounting or passage of cables Longer or shorter cables may be substituted to permit relocation The number of battery or batteries may not be changed from stock The area behind the rearmost seat is not considered to be within the passenger compartment The area under the rearmost seat is considered to be within the passenger compartment D Any starter generator or alternator may be used in the original posi tion An alternator or generator must have an electrical output in cluding amperage equal to or greater than the original equipment unit Any generator or alternator pulley and belt of the same type as standard may be used see Section 15 10 Y E Wiring harnesses may not be removed in whole or in part Wiring connectors for emissions control devices are considered part of the harness not part of the emissions control system and may not be r
134. f that structure meets the criteria stated above Note DM and EM vehicles are exempt from the scattershield driveshaft hoop and Master Switch requirements if they are using street DOT approved tires 4 The roll bar structure must meet the requirements of eller Ze O or the Club Racing GCR required by class rules cages are strongly recommended Specials are required to have the roll bar extend at least 2 50 8mm above the driver s helmet in the normal seated position and a head restraint keeping the driver s head from going under or behind the roll bar It is strongly recommended that all cars adhere to this specification 5 Firewalls and floors shall prevent the passage of flame and de bris to the driver s compartment For cars having fluid lines in a non stock routing over the belly pan the belly pan shall have drain holes to prevent the accumulation of fluids 6 Ballast may be added to obtain minimum weight requirements However it must be attached and secured in a safe manner ge SE items and or equipment not required in Modified Category are as follows Fuel cells Windscreens side mirrors and tail stop lights Headlight covers lenses and bulbs Log books Fire retardant driver s suits Homologation D O RK DON 2013 SCCA NarionaL SoLo Rules 139 18 MonpirlED 7 Fuel test ports 8 Production based dune buggies need not meet door require ments 9 Running lights
135. g arm suspensions the main arms may not be modified or replaced but lateral locating links arms may be modi fied or replaced 4 The replacement arms or mounts must attach to the original stan dard mounting points All bushings must meet the requirements of Becton 155 Y Intermediate mounting points e g shock spring mounts may not be moved or relocated on the arm except as in cidental to the camber adjustment The knuckle bearing housing spindle assembly cannot be modified or replaced A non standard ball joint which is present in a compliant camber kit replacement control arm is permitted to offset from the standard point the spin dle mounting location from the control arm plane Note Many modern suspension designs known by other names ac tually function as double A arm designs These include the rear sus pensions on 88 Honda Civic Integra Dodge Plymouth Neon BMW E36 and most multi link and are covered by Solid axle suspension allowances 1 Addition or replacement of suspension stabilizers linkage con necting the axle housing or De Dion to the chassis which controls lateral suspension location is permitted Traction bars or torque arms may be added or replaced A panhard rod may be added or replaced The upper arm s may be removed replaced or modified and the upper pickup points on the rear axle housing may be relocated 5 The lower arms may not be altered except as permitted under ection 15 8 C
136. g or outermost free edge Its measurement is independent of its angle of attack b The spoiler may not be wider than the rear bodywork mea sured as the maximum distance between the outside edges of the wheel well openings or fender flares at axle height c Aerodynamic aids permitted in Section 18 1 F shall not function as wings Therefore the spoiler may not overhang the body work such that air passes both over and underneath it If the rear spoiler overhangs the side of the car the lower edge of the spoiler shall be supported by bodywork that will prevent air from passing underneath the spoiler This may be accom plished by extending the spoiler to join the bodywork or wheel opening fender flare beneath the overhang 5 Diffusers are allowed at the rear of the car only and shall have The dimensions of NO more than 25 635 0mm front to back of expanding cham underbody ber Vanes or strakes are allowed inside the diffuser A diffuser modifications eg trunk is defined as an expanding chamber between the vehicle and floor shaping and or the ground for the purpose of accelerating air ahead of it to de removal which velop low pressure The diffuser may protrude rearward beyond integrate with and thus the top view outline of the car Closed undersides or belly pans contribute to the effect tower surface are permitted The entire length of the underbody ofthe diffuser must be may be closed off to permit proper airflow to a rear diffuse
137. gible with exceptions and requirements as noted in Appendix are eligible to compete in Modified class F FM 2013 SCCA Nationat SoLo Rules 151 STOCK CATEGORY THE FOLLOWING MAKE MODELS ARE NOT ELIGIBLE FOR THE STOCK CATEGORY Audi R8 BMW 325 M Technic BMW M3 Lightweight BMW Z8 Callaway Corvette Chevrolet Camaro SS and Pontiac Firebird WS6 Level 1 amp Level 2 suspension packages 4th gen 1993 2002 Chevrolet Corvette ZR1 2009 13 Dodge Viper NOC Ferrari 355 amp 360 Ferrari NOC Ford GT Ford Mustang Boss 302 Laguna Seca 2012 13 Ford Mustang Cobra R Lamborghini NOC Lotus Elan M100 Lotus Elise SC 2008 11 Lotus Exige S amp S C 2006 11 Lotus Sport Elise 2006 MINI Cooper S JCW 2002 05 Nissan GT R 2009 13 Oldsmobile 442 HO W 41 Sports package option Pontiac Firebird Firehawk Porsche 911 GT2 2002 05 Porsche 911 Turbo AWD Porsche 911 GT3 RS 997 Porsche 996 Turbo Saleen Mustang S C EXCLUDED FROM STOCK FOR REASONS OF STABILITY PER SECTION 3 1 Chevrolet Sonic Dodge Caliber non SRT Fiat 500 non Abarth GEO Tracker Suzuki Sidekick Jeep CJ series MINI Countryman Nissan Juke Suzuki Samurai Scion xB 2004 06 Scion iQ APPENDIX A STOCK Super Stock SS Audi TT RS 2012 13 Chevrolet Corvette C6 chassis non ZR1 2005 13 Corvette Z06 C5 chassis 2001 04 Dodge Viper non ACR 2008 10 Viper GTS 1996 2005 Viper R T 1992 2003
138. ginal glass it replaces rubber molding is optional 2 All window channels and window winding mechanisms may be removed 3 Closed cars All side window glass may be removed All rear hatchbacks and deck lids shall be completely closed poor align ment of bodywork or any other means to prevent complete closure is not permitted 4 Open cars All windows and windshields including windshield frames may be removed The resulting window slots may be cov ered 5 The installation of windshield safety clips rear window safety straps and windshield safety straps is permitted The contour of the fender may be altered flared for tire clearance provided the modifications do not confuse the identity of the car Only standard production ventilation openings on the specific recognized model are permitted Tires may extend beyond the bodywork Fend er wheel openings may be trimmed to provide tire clearance through out the full range of suspension travel but no more than is necessary for this purpose Inner fender panels separating the wheel wells from the engine com partment may be altered replaced or removed Rear inner fender panels may be altered replaced or removed provided there are panels providing total separation between driver passenger com partment and wheels A shock strut tower integral to the inner fender panel is considered part of the inner fender panel and is included in this allowance This does not allow modificati
139. gory may be used Non OE tires must meet the following requirements to be eligible for use in Stock category A The tire must not appear on the following list which may be altered at any time by the SEB upon notification of membership No tire models are currently listed B No tire models will be approved for competition during the rest of the year after April 30 of each calendar year Each eligible tire model must meet all requirements of Section 13 3 by April 30 and must continue to meet them thereafter A tire model will normally be deter mined by the designation in the Tire Guide However any of the following changes or similar changes as deter mined by the SEB will also be considered to represent a new mod el for eligibility purposes even if the designation does not change change of tread pattern at either full or partial tread depth charac terization by the manufacturer or distributor of a tire as new after April 30 A tire model which was previously allowed by these rules continues to be legal until specifically disallowed This follows years of prece dence on eligibility for discontinued tire models If a manufacturer reintroduces a tire model which was previously discontinued that tire will be considered a new model Therefore it will have to meet the rules specified in Section 13 3 including the April 30 introduction date C The model of tire must be listed in a current or previous 2 years of the or other
140. he distinction between different years models used in EE not apply in Street Prepared Category Example Porsche 911 models that are listed on the same line are considered the same Cars listed as eligible in and prepared to the current proved Touring les are permitted to compete in their respective Street Prepared classes Neither Street Prepared nor Improved Touring cars are permitted to interchange preparation rules Improved Touring cars may use tires which are eligible under current IT rules even if they are not eligible in Street Prepared Cars listed as eligible in and prepared to the current Fan Sedan reg ar permitted to compete in Street Prepared class B BSP Neither Street Prepared nor American Sedan cars are permitted to interchange preparation rules American Sedan cars may use tires which are eligible under current AS rules even if they are not eligible in Street Prepared Cars listed as eligible in and prepared to the current are permitted to compete in their respective Street Prepared classes Neither Street Prepared nor Touring cars are permit ted to interchange preparation rules Touring cars may use tires which are eligible under current Touring rules even if they are not eligible in Street Prepared Cars listed as eligible in and prepared to the current ategory rules are permitted to compete in their respective Street Pre pared classes with the additional allowance that they may use any tire which meets the requi
141. he original passenger compartment bulkhead locations Floor pan is defined in Section 12 7 Longitudinal structure such as rockers may not cover or overlap the floor pan width The full stock floor pan width or greater must be visible when viewed from directly above for at least the length of the door openings The floor pan may only be cut for drivetrain exhaust tire sus pension clearance i Tunnels and other vertical floor pan features as defined in Setion 12 7 are included as part of the floor pan of a stock tub and shall be at least the original size They can be longer wider and taller j No car of any sort with a floor pan less than 37 94 0cm wide for front engine cars or less than 42 106 7cm wide for mid and rear engine cars shall be allowed in DM or EM k AStock Tub car over 93 236 2cm in wheelbase may change its wheelbase and remain a Stock Tub car if the stock rear bulkhead location and floor pan length are retained No weight adjustment 2 Modified Tub a All attributes of a stock tub must be maintained in this category except as explicitly allowed below There is a weight adjust ment associated with a modified tub b A modified tub is one that mainly achieves a lower CG and improved strength to weight ratio c Lightweight replacement body panels a thinned down stock fi berglass body or a lift off lightweight shell attached to the main body structure are examples of a modified tub when done in the b
142. heelbase remain within the allowed specifica tions In such a case the replica is considered legal for Prepared provided it correctly meets all of the applicable GCR specifications The 10 increase in minimum weight does apply to such cars B Weight Calculations Where there is a percentage addition as well as a specific weight ad dition the percentage is added to the base weight before the specific weight addition Examples 1 In Prepared class X XP the minimum weight for an AWD car with a2 5L turbocharged engine is 2 5L x 1 4 3 5L x 250 lbs 875 lbs 1200 lbs 2075 lbs 2 In Prepared class C CP the minimum weight for a car with a 302ci 5 0L engine and 12 wide wheels prepared to Section 17 11 e g GCR allowances is 2700 Ibs x 1 10 2970 lbs 50 lbs 3020 lbs C Data acquisition recording systems are permitted D Except where there are specific requirements in these rules any safe line for fuel hydraulic fluids oil water or breather is allowed E Ballast may be added to all cars as required to meet minimum weight provided it is securely mounted within the bodywork and serves no other purpose Ballast plates may be installed beneath the floor pan so long as they do not protrude beyond its edges F All cars may have towing eyes hooks or straps which do not danger ously protrude from the bodywork G Removal of or modification to heating ventilation air conditioning wiper washer audio security communi
143. i 635 Sedan pp Stock 05 infiniti 637 Coupe S Stock 05 infiniti 637 5edan LE infiniti moo T ses inniti Qs S sum Mak Ha sum impe mentwbo HStock H5 sum impuseTurbo secas sum sys Sito tS aguar oS Stok 5 aguar Bap CE secs aguar 59 2 secs aguar vix Stock FS aguar con stos aguar neet SSS to aguar Mi 99 207 FSteck FS aguar ps RER aguar wg 19972006 Fsteck FS aguar p Ces aguar pa cope sedes aguar G Stock GS aguar D Stock DS sees O tigi fensenHealey SSS ces EE RENE Fortea secas FoteGup Hom Forte Cop a cos Optima OO Stk 5 Page 8 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer ee pea SITO Ka setas HStock R5 Lamborghini nod NO eligible Lana fee o pp sos Gei Scorpion os hou 250 T sos hou fesso GStock o5 heu 5309 sos heu wo Esos heus 520 rl sos Lexus 539 sos e s350 rl sos heu SR 20983 ak heu Gm Esos lexus sam JS Takt mon er v GStock es Limon ssehn v8
144. id Neon 2000 05 Omni 1 7L amp 2 2L Rampage 2 2L Shadow 4 cyl non turbo Spirit 4 cyl non turbo Stratus 4 cyl Eagle Summit 1 8L 16v 1993 96 Summit non turbo NOC H Stock CONTINUED Summit Turbo 16v Talon 16v non turbo Fiat 124 all 128 131 Mirafiori 850 all Brava Strada Ford Aspire Contour 4 cyl Cortina all Escort non ZX2 S R EXP all Festiva Fiesta 2011 13 Fiesta 1976 80 Focus except ST 2013 Fusion 4 cyl Mustang Inline 4 amp Inline 6 Mustang II 4 cyl amp 6 cyl Pinto Probe 4 cyl non turbo 1989 92 Taurus NOC Tempo Thunderbird V6 non S C 1989 97 ZX2 non S R Geo Metro Prizm Spectrum Storm all General Motors FWD models NOC RWD V6 models NOC Honda 600 800 Accord 4 cyl Civic 2006 13 Civic NOC Civic del Sol DX Civic del Sol S amp Si 1994 97 Civic del Sol VTEC APPENDIX A STOCK Civic EX amp Civic LX 1988 2013 Civic Si 1989 91 Civic Si 1999 2000 Civic Si 2002 05 CRX non Si CR Z Fit Insight Prelude 1979 91 Prelude S 1992 96 Hyundai Accent 1995 2013 Scoupe all Tiburon all NOC Infiniti G20 Isuzu Impulse non turbo I Mark all Stylus all Jaguar 120 140 150 Kia Forte amp Forte Koup 2 0L Optima Sephia 1 8L Spectra5 Lancia Beta all Scorpion Lotus Cortina Mazda Mazda 2011 13 Mazda3 2004 13 323 1 6L 8v 6 4 cyl 626 all 808 929 Cosmo GLC all Millenia non S
145. ified only via the methods listed below These allowances also apply to forced induction cars except that no changes to standard boost levels intercoolers or boost controls are permitted Boost changes indirectly resulting from allowed modifications are permis sible but directly altering or modifying the boost or turbo controls either mechanically or electronically is strictly prohibited Traction control parameters may not be altered Any OF OBD2 or newer com munications port functionality must remain The Check Engine Light CEL or Malfunction Indicator Light MIL may be disabled via soft ware Alternate software maps which violate these restrictions may not be present during competition regardless of activation Only OE sensors may be used for engine management 1 Reprogrammed ECU PCM via hardware and or software may be used in the standard housing 2 Supplementary Piggyback ECU may be used subject to the following restrictions a Connects between the standard ECU PCM and its wiring har ness only b Must be plug compatible with the standard ECU PCM no splic es 3 Electronic components may be installed in line between an en gine s sensors and ECU PCM These components may alter the signal coming from the sensor in order to affect the ECU PCM op eration of engine management system Example fuel controllers that modify the signal coming from an airflow sensor 4 Fuel pressure regulators may be replaced in
146. ing position and injection point must be standard In all other respects the fuel injection system is un restricted d The intake manifold may be port matched on the port mating surface to a depth of no more than 1 0 25 4mm Balance pipes or tubes on all intake manifolds can be plugged or re stricted The intake manifold cannot otherwise be modified C Induction System Turbocharged Supercharged Engines 1 Turbocharging and supercharging is prohibited except for specific 2 vehicles as listed in Appendix A Induction systems must have a restrictor on the inlet side This restrictor orifice must not be more than 4 0 101 6 mm from the compressor inlet and must maintain the specified diameter for at least 72 inch 0 50 12 7 mm All inducted air must pass through this restrictor The diameter for the restrictor shall be as follows unless specified otherwise in Appendix A a XP No restrictor required b CP 52mm 2 047 restrictor c FP 46mm 1 811 restrictor 3 Only air to air intercoolers may be used They must fit completely within the bodywork They must be cooled only by the atmosphere The use of coolants such as water dry ice ice etc is prohibited 4 All turbocharged supercharged cars are restricted to a single tur bocharger supercharger The type size and model of turbocharg er supercharger is unrestricted D Fuel System 1 Any fuel line s may be used All non standard fuel line s passing
147. injector ports must be plugged if carburetors are used c Machining is allowed to accommodate the installation of O rings to replace or supplement a cylinder head gasket d Valve seats are unrestricted Valve seat angles are unrestrict ed The valve seat insert can be no taller than Y inch 0 50 12 7 mm e Valve guide material is unrestricted but must have standard external dimensions G Camshaft and Valve Gear 1 Cam timing chains gears belts sprockets and associated covers are unrestricted 2 A timing chain belt tensioner may be added to those engines not originally so equipped provided that it acts upon that portion of the chain belt that travels from the crank drive to the first cam sprocket gear The timing chain cover may be modified to facilitate its use Adjustable cam timing sprockets are permitted 3 Any metal valves may be used Valve springs valve retainers keepers seals and adjusting shims are unrestricted Pushrods are unrestricted except they must be made of metal Any cam followers may be used Any valve covers may be used LeveL 1 PREPARATION FULL PREP VEHICLES a Any camshaft s may be used b Valve sizes are unrestricted c Valve train rocker arms shafts and attendant assemblies such as rocker stud girdles are unrestricted 8 LeveL 2 PREPARATION LIMITED PREP VEHICLES Do gro 128 2013 SCCA Nationat SoLo RULES 17 PREPARED a Camshafts are unrestricted except f
148. into amp Bobcat 1600 2000 amp 2300 Pinto Wagon 2000 2300 amp 2600 Probe 4 cyl non turbo Honda Accord 1976 81 Accord 1982 12 Civic 1973 79 Civic 1980 83 Civic amp CRX 1 3L 1984 87 Civic 1992 95 amp Del Sol 1992 96 SOHC Civic non Si 1996 2000 Civic non Si 2001 05 Civic non Si 2006 12 Prelude 1979 82 Prelude 1983 87 Prelude 1988 91 Hyundai Elantra Excel Scoupe NOC all Infiniti G20 Isuzu I Mark 1 5L non turbo FWD models 1985 89 I Mark RS 16v 1985 89 I Mark RWD 1980 85 Impulse non turbo 1983 89 Stylus S 12v 1990 93 Kia Spectra 1 8L 4 cyl Lancia Beta amp Zagato 1975 83 APPENDIX A STREET PREPARED CATEGORY 195 STREET PREPARED APPENDIX A FSP coNTINUED Mazda Mazda3 323 non turbo 1986 89 323 MX 3 4 cyl amp Prot g 1990 94 626 FWD all 626 RWD all Cosmo all GLC FWD all GLC RWD all MX 6 4 cyl non turbo Prot g 1995 98 Prot g 1999 2003 R 100 RX 4 MG 1100 1300 Sedan all A all B amp B GT all C amp C GT all Midget 948 1098 1275 amp 1500 all MINI Cooper non S 2002 13 Mitsubishi Cordia non turbo Eclipse 1989 99 non turbo Lancer non turbo Mirage 1997 2002 non turbo Tredia non turbo Nissan amp Datsun 1200 200 SX 1976 79 200 SX 1980 83 200 SX 1984 88 210 310 510 1968 73 510 1978 81 610 710 B210 F 10 NX1600 NX2000 Pulsar Sentra
149. ion Control 1 Original suspension control arms may be reinforced modified or replaced with components of unrestricted origin The manufacturer s original basic type of rear suspension e g independent live axle swing axle MacPherson strut A arm etc shall be retained unless otherwise stated in Appendix A Suspension bushings are unrestricted Adjustable spherical bear ings or rod ends are permitted on all suspension components The wheelbase of the vehicle shall not be changed or relocated in a fore aft direction by more than 21 0 425 4 mm The minimum track for all prepared cars is the OE track dimen sion Note This minimum applies to cars utilizing Section 17 11 A to compete in Prepared LEVEL 1 PREPARATION FULL PREP VEHICLES a Suspension pick up points on the chassis or structure may be relocated If such points are relocated there shall be a metal panel covering or bulkhead separating the driver passenger area from the suspension components b Front Vehicles originally equipped with MacPherson strut front suspension may convert to double A arm Other vehicles must retain the manufacturer s system of front suspension A arm front suspension shall have the shocks attached outboard of the inner pickup point on the upper or lower control arm Rock er arms push pull rods etc are prohibited unless otherwise stated in Appendix A c Rear Rocker arms and push pull rods may be used to
150. ired to meet the stated 1800 Ib minimum weight subject to the displacement factor of 18 B In DM such induc tion systems must have a restrictor on the inlet side of the su percharger turbocharger All inducted air must pass through this restrictor which must be constructed of metallic material The minimum orifice choke of the restrictor shall be no greater than 33mm 1 37 The restrictor passage may be shaped fore and aft of the choke region The restrictor choke region must be made of one piece without moving parts Supercharging and turbocharging are aai for all engines E Minimum Weights Minimum weights for cars in DM and EM and all adjustments to these weights are shown in Appendix A F Aerodynamic Aids 1 These classes are restricted downforce classes No aerody namic tunnels wings or sealing skirts may be added No barge boards ramps vanes wickerbills or other aerodynamic devices are allowed except as specified herein or as part of an SCCA approved GT 1 bodywork package for the specific make and model The hood tub roof rear fenders and rear deck are not permitted to be reshaped to achieve downforce The front of the car may be reshaped to accommodate the construction of spoilers air dams 2013 SCCA National SoLo Rules 145 18 MobiFIED and splitters and may be widened to rear body width as specified in Section E 4 c below Ramps joining the front fender flares to the splitter spoil
151. is defined in Section In the Solo Rules secfions where prepara tion allowances are specified and if there are conflicts with the GCR allowances the Solo Rules shall take precedence A MonrrieD AM Cars with a minimum weight of 900 Ibs with driver and a minimum 72 inch wheelbase plus Formula SAE as specified in Section Club Racing compliant Formula S and A Sports Racer vehicles may compete in this class B MonirieD BM All Formula Cars or Sports Racers compliant under the current year Club Racing unless specifically classed elsewhere with the fol lowing exceptions A Spec tires are not required B Minimum wheelbase of 80 inches C Sports Racers and All Open Wheel Cars Including Formula Atlantics 1 May use any automotive based 2v engine up to 1300cc any 2 stroke motor up to 900cc any 4v or more engine up to 1005cc Minimum weight with driver 1020 Ibs 2 May use any 2v automobile based production engines up to 1615cc Minimum Weight with driver 1110 Ibs 3 May use any 4v or more engine up to 1615cc May use any 2 stroke up to 1300cc Mazda 12A rotary with any porting and any carburetion May use fuel injection without weight penalty as re quired by the Minimum weight with driver 1180 Ibs 4 May use any naturally aspirated engine up to 3000cc Minimum weight with driver 1285 lbs 5 Minimum rim width none 6 Maximum allowed rim width 15 inches D Formula 2000 classed in Formula Continental per GCR FCS 1 Mini
152. it the bracket may be re moved as well 2 Except for standard parts as defined in these rules the external use while on course of liquids ice dry ice refrigeration systems vaporized compressed gases etc to reduce the temperature of the intake air charge is prohibited Wrapping of intakes with liquid soaked fabric is not permitted 3 As utilized only on engines originally equipped with forced induc tion induction charge heat exchangers also known as intercool ers or charge air coolers CACs are unrestricted in size and configuration Air to air CACs and radiators for air to liquid CACs must be cooled only by the atmosphere except for standard parts Body panels fascias or structural members may not be cut or altered to facilitate CAC installation 4 Turbochargers and or superchargers forced induction may not be added changed or modified this does not allow ceramic coat ing of turbochargers On vehicles originally equipped with forced induction a No hardware changes or alterations to turbocharger s or supercharger s in size or number are permitted Turbocharg ers or Superchargers may be updated backdated only in con junction with the accompanying complete engine unit b No changes are allowed to waste gate s size number or lo cation No changes are allowed to variable geometry turbine VGT hardware c No changes are allowed to supercharger drive system pulleys Belt tensioners may be added ch
153. ith requirements is per mitted provided all of the following additional restrictions are met 1 The capacity of the cell may differ by no more than 20 from that of the original tank 2013 SCCA NationaL SoLo RuLe 95 15 STREET PREPARED 2 The location of the cell may differ from that of the original tank by no more than 6 in any direction 3 The car meets all applicable Bards including those for rollover protection and the installation o a fire extinguisher L Fuel tank changes are permitted only as allowed under Sections and i524 No additional tanks or reservoirs may be used M Accelerator brake and clutch pedals may utilize substitute covers of unrestricted origin shape and size provided they meet the follow ing requirements covers must be securely attached provide a non slip surface not interfere with each other s operation and must be deemed safe at Tech Inspection A clutch pedal stop may be added N The OE radio may be removed The OE sound system components except wiring may be removed Any visible holes which result from the removal of such equipment must be covered O Sunroof equipped cars may be converted to a solid roof configura tion provided a model without a sunroof is listed on the same line in P Anon OE sunroof replacement panel may not be used in place of the OE sunroof Q Fog lights may be removed R Interior rear view mirror and sun visors and mounting hardware pro vided it serves
154. ke lines C Air ducts may be fitted to the brakes provided that they extend ina forward direction only and that no changes are made in the body structure for their use They may serve no other purpose D Original equipment ABS braking systems may be electrically dis abled but may not be removed or altered in any other way 14 7 ANTI ROLL SWAY BARS Substitution addition or removal of any anti roll bar s is permitted Bushing material method of attachment and locating points are unre stricted This does not authorize the cutting of holes to route the bar s or links Components such as anti roll bars and strut housings that serve dual purposes by also functioning as suspension locators may not be modified in ways that change the suspension geometry or steer ing geometry Non standard lateral members which connect between the brackets for the bar including allowed strut bars per Bection 14 2 4 are permitted 14 8 SUSPENSION A Ride height may only be altered by suspension adjustments the use of spacing blocks leaf spring shackles torsion bar levers or change or modification of springs or coil spring perches This does not allow the use of spacers that alter suspension geometry such as those between the hub carrier and lower suspension arm Springs must be of the same type as the original e g coil leaf torsion bar etc and except as noted herein must use the original spring attach ment points This permits multiple s
155. l DOHC Prelude 4WS Prelude 1992 2001 NOC Hyundai Tiburon Isuzu I Mark LS 16v amp Turbo FWD 1985 89 I Mark RS 16v amp Turbo FWD Impulse RS Turbo AWD 1990 93 Impulse Turbo amp RS RWD 1983 89 Impulse XS 16v non turbo 1990 93 Impulse 16v amp Turbo Stylus XS amp RS 16v 1990 93 Kia Forte Koup 2010 12 Lexus IS 300 APPENDIX A STREET PREPARED CATEGORY 191 STREET PREPARED APPENDIX A DSP coNTINUED Maserati BiTurbo Mazda 323 GT amp GTX AWD Mazda6 6 cyl Mazdaspeed3 Mazdaspeed Protege MX 6 Turbo amp V6 RX 8 Spec Miata See 15 0 for prepa ration allowance require ments Mercedes 190 all 1984 93 C230 Merkur XR4Ti MINI Cooper S all including JCW amp 2006 JCW GP except Coun tryman Mitsubishi Cordia Turbo Eclipse 2000 12 Galant all Tredia Turbo Nissan amp Datsun 200SX SE R 200SX Turbo 200SX V6 240SX Altima 2007 13 Maxima Pulsar 16v Pulsar NX Turbo Sentra 2 0L 1995 99 Sentra 2 0L 2000 01 Sentra B15 chassis 2002 06 Sentra B16 chassis 2007 12 Peugeot 505 all 1979 91 Pontiac amp Toyota Corolla XRS 2005 06 Matrix XRS 2003 06 amp Vibe GT 2003 06 Matrix amp Vibe AWD 2003 08 Porsche 914 4 cyl 192 2012 SCCA NarionaL SoLo RuLes 924 Audi engine Renault Fuego Turbo R5 Turbo Saab 99 99 EMS amp 99 Turbo 900 amp 900 Turbo 1979 93 900 amp 900 Turbo 1994 98 Saturn lon all a
156. l methods of adjustment However no suspen sion part may be modified for the purpose of adjustment unless such modification is specifically authorized by the factory shop manual C Suspension bushings including but not limited to those which carry the weight of the vehicle and determine ride height may not be re placed with bushings of a different material or dimension 2013 SCCA National SoLo Rules 77 See Fastrack Jan 2013 for new proposal 13 Stock D Replacement control arms for vehicles having integral bushing arm assemblies must be standard factory parts as per and fed E If offered by the manufacturer for a particular model and year the use of shims special bolts removal of material to enlarge mounting holes and similar methods are allowed and the resulting alignment settings are permitted even if outside the normal specification or range of specifications recommended by the manufacturer If enlarg ing mounting holes is specifically authorized but no material removal limits are specified material removal is restricted to the amount nec essary to achieve the maximum factory alignment specification 13 9 ELECTRICAL SYSTEM A The make of spark plugs points ignition coil and high tension wires is unrestricted including spark plug wires having an in line capacitor Substitution or addition of ignition coil mounting brackets is permit ted provided they affix to the original standard location and serve no othe
157. lasses The updated backdated part or the part to which it is to be attached may not be altered modified ma chined or otherwise changed to facilitate the updating backdat ing allowance unless the modification is specifically allowed by these rules Cars not listed in the Prepared Category sections of Appendix A may not be updated backdated until approved by the SEB and published in the official SCCA publication and Or on www scca com 2 The SCCA may recognize certain optional components Some non original components may be made mandatory to obtain an adjustment of competition potential In all cases these compo nents shall be listed in No permitted or alternate component or modification shall additionally perform a prohibited function 3 Requests for alteration modification and or substitution of any specification or component shall be submitted for approval The approval process will include but not be limited to an analysis of cost availability performance impact rule enforceability and competitor input See Sections and B 3 for documentation requirements 17 1 AUTHORIZED MODIFICATIONS The modifications defined here in the Prepared Category are the only allowed modifications The rules in this section stand on their own they do not build upon the Stock or Street Prepared Category rules Modi fications shall not be made unless specifically authorized herein No permitted component modification shall additionally perform a
158. line may be used A single fuel re turn line may be used and a fitting for connecting it may be added at or near the top of the fuel tank This does not authorize cool cans Exhaust manifolds and muffler systems are free except that they must be quiet and terminate behind the driver Exhaust heat shields may be removed Rear and mid engine cars without exhaust head ers manifold systems may use any exhaust system that meets the requirements of Becton 39 This permits the removal of heater boxes in order to install headers on such cars J Engine and transmission mounts may be replaced but must attach in the factory location s without additional modification or changes Engine position may not be changed Hydraulic shock type rear en gine locators or bobble struts may be replaced by manufacturer s performance part or aftermarket replacement part This part must retain factory dimensions and attachment points including factory design Example If factory locator bobble strut is gas or hydraulic piston type replacement part must be gas or hydraulic piston type If one or more non OE engine or transmission mounts are used Section 15 10 K does not apply and a torque suppression device may not be used K One bolt on torque suppression device may be used A torque sup pression device attaches from the engine to the body frame or sub frame in one location and controls engine movement at that location along a single axis only I
159. lines still apply Seatbelt harness dating requirements Quick release steering wheels d Fire extinguishers e Fire retardant driver suit and gloves f Neck braces g Head and neck restraints HNR ao wr SO b C ao wr AU 238 2013 SCCA Nationat SoLo RULES APPENDIX A MODIFIED 3 Current Solo Rules override WSDCA and US Legend Cars rules for the following items a Helmets b Car number and class designation c Exhaust system muffler and tailpipe 2013 SCCA NATIONAL SoLo RuLEs 239 2013 SCCA Solo Stock Category Classification by Manufacturer Manufacturer Mod Engine Lies Ster Mua fa e secos tol Dk Integra rl stes Integra NOOO 1990 2001 HStock H5 megas oo 19922001 Integra Type RO O Stock 05 Legend secas SO sedes A iStock tH CT AS AAA GStock G5 mS tock 15 X Stock 5 Mgr SSS Lee Ha SS tS o O secs E 199183 6steck GS R780 ses 750 Stock 5 2000 YT Sto 2000Sedn ado ooo HStock H5 Donspde Estos eve O Mano secs Sedan NOC secs DER RE rem SSCS w stets emi i iid Stock tS win S LE Bi RENE hxc sit ed sees Audi hoo nonsa OO T ses Audi 200Turboquato O o GStock os hd joo T toe tS hui oo memtwbe stets ui one
160. long as they do not exceed the DM EM aero rule allowances and with the following noted specifics A Tire covering shall be as noted in the DM EM rules B Minimum body width between front and rear tires does not have to extend to the mid plane of the rims C Suspension does not have to be covered when observed from above D The BM minimum wheelbase of 80 203 2cm is not required Any dune buggy production or non production street car meeting all cA sos rule requirements may alternately run in BM with full BM olo Rules aero allowances The following applies to all Sports Racers in AM BM or CM 1 Minimum track is 42 106 68cm front and rear 2 Minimum wheel diameter is 10 No maximum wheel diameter No minimum rim width Maximum rim width is 15 3 All four wheels are sprung from the chassis 4 Wing area shall be calculated as described herein 148 2013 SCCA NATIONAL SoLo RuLes 18 MopiFiED 18 3 FORMULA CARS Single seat open wheeled cars are referred to as Formula cars and are assigned to Modified classes B C and F BM CM FM BM cars must comply with the current year Club Racing except as noted by the Solo Rules including Append j and the competitor must indicate on his entry form to which set of specifications the vehicle was prepared CM and FM cars must conform to the current year Club Racing GCR except Solo Vee and Formula 440 500 vehicles which are allowed the additional modification
161. lons Engine and drivetrain mounts are considered part of these 2013 SCCA NarionaL SoLo RuLe 109 16 STREET MODIFIED E allowances and any material is permitted The allowances of may be used to affix brackets but these brack ets shall serve no purpose other than engine and drivetrain mounting e g they may not provide chassis stiffening Suspension components are unrestricted as long as they use the original attachment points For the purposes of this rule suspen sion is defined as any item that is designed to move when a wheel is deflected vertically This includes shocks struts control arms steering knuckles uprights etc but not tie rods steering racks and subframes In addition shock absorber strut upper mounts are to be considered suspension components F Steering modifications are permitted as follows 1 Steering components including the steering rack and or box tie rods idler arms power assist devices and related components may be replaced added moved or removed The steering col umn within the passenger compartment is specifically excluded from this allowance This does not permit removal or modifica tion of column mounted accessories Wheel mounted electrical switches such as those for the horn radio cruise control or shifter may be relocated and or replaced or eliminated 2 Rear steer devices may be replaced with solid links 3 Supplemental steering gear boxes or steering quick
162. ls NOC lon L series 4 cyl Scion tC incl Release Series 5 0 2009 2005 13 XA 2004 06 xB 2008 12 Shelby Charger non turbo Subaru Impreza 2 0i Impreza NOC Legacy NOC Sedan Turbo NOC NOC Sunbeam Alpine 4 cyl Suzuki Esteem GL Forenza Kizashi 2010 13 Swift all SX4 sedan 2007 13 Toyota Camry 4 cyl Camry V6 1988 91 Celica FWD NOC Celica RWD Corolla all Cressida Echo Matrix all Paseo Prius Starlet Supra 1979 81 Tercel Yaris Triumph GT6 Spitfire TR2 TR250 APPENDIX A STOCK TR3 TR4 TR4A TR6 TR7 Volkswagen air cooled models all diesel models all Beetle 2 0L Dasher Fox Golf GTI amp Jetta 8v all Golf TDI Jetta 2 5L 2005 13 Jetta TDI 2005 06 2009 13 New Beetle NOC Passat 4 cyl non turbo Quantum Rabbit amp GTI all NOC Rabbit 2007 09 Scirocco 8v Volvo P1800 NOC Yugo all RWD pickup trucks NOC Chevrolet Volt 2012 13 2013 SCCA Nationa SoLo Rules 179 p im nn aa BE ONE WITH IT Be one with your tires and the road will be one with you e HankookUSA ventus V12 evo Experience unrivaled comfort during high speed driving Solid ri kin brakin WHanKOOK driving emotion hankooktireusa com APPENDIX A STREET TOURING STREET TOURING CATEGORY STREET TouRING FWD STF Volkswagen A ct Golf 2 5L TSX Golf Cabrio 2 0L 8v 1999 Chevrolet 2006 Volt 2011 13 Golf amp Jet
163. ly allowed Spoilers splitters and cosmetic trim pieces are permitted Side skirts may not be used Spoilers splitters must comply with the following subsections 1 A spoiler splitter may be added to the front of the car below the bumper It may not extend rearward beyond the front most part of the front wheel well openings and may not block normal grille or other openings or obstruct lights Splitters may not protrude 09 al o 94 2013 SCCA Nationa SoLo RULES 15 STREET PREPARED beyond the bumper Openings may not be used for the purpose of ducting air to the radiator or oil cooler but they may allow air to flow through a permitted oil cooler provided no ducting is used The spoiler may not function as a wing 2 A spoiler may be added to the rear of the car provided it complies with either of the following a It is a production rear spoiler which is standard or optional equipment of a US model of the vehicle or an exact replica in an alternate material b It is a non production rear spoiler which is mounted to the rear most portion of the rear hatch deck or trunk lid The spoiler may extend no more than 10 254mm from the original body work in any direction Alternatively in a hatchback the spoiler may be mounted to the rear hatch lid at or near the top of the hatch in such a configuration the spoiler may extend no more than 4 101 6mm from the original bodywork in any direction The spoiler ma
164. ly between the driver s side and passenger s side SFCs are permitted Connec tions to OE components such as tunnel braces or closure panels via bolts are allowed and count as the third point of attachment No alteration to the OE components is permitted SFCs may not be used to attach other components including but not limited to torque arm front mounts or driveshaft loops and may serve no other purpose F The driver and front passenger seats may be replaced with the fol lowing restrictions Seats must be securely mounted per psasd The seating surface must be fully upholstered Any re placement seat must be a full back bucket type automobile seat in corporating a functional headrest Kart seats low back dune buggy seats and other similar types of seat are expressly prohibited Cars may have no fewer than the standard number of seats The seat tracks are considered part of the seat and may be substituted Al ternate seat tracks may serve no other purpose The standard seat belts may be removed to facilitate the installation of alternate re straints complying with safety requirements An alternate seat which replaces an airbag equipped seat is not required to have an airbag G Any steering wheel may be used An alternate wheel which replaces an airbag equipped wheel is not required to have an airbag An alter nate wheel is not required to have a horn button H Airbags may be electrically disabled but not removed unless explic it
165. minimum capacity of the working chamber times the number of rotors 4 Electric Motors Cars with electric motors in whole or part of the drivetrain will run at class maximum weight 2900 Ibs for SSM 3100 lbs for SM SMF Category weight adjustments eg tire size are allowed WEIGHT ADJUSTMENTS Cars running tires with a rated width of 275 mm or less on all four wheels may compete at a minimum weight 200 Ibs less than their calculated weight Street MobirieD Crass SM ELIGIBLE VEHICLES All sedans coupes models which were originally equipped with a minimum of four seats and four factory seat belts ExcLUDED VEHICLES Porsche all Lotus all Nissan Datsun Z car 2 2 pre 1990 Honda CRX MGB GT Triumph all MINIMUM WEIGHT CALCULATIONS WITHOUT DRIVER FWD 1550 lbs 125 lbs per liter 2013 SCCA NarionaL SoLo Rules 199 STREET MODIFIED APPENDIX A RWD 1800 lbs 200 Ibs per liter AWD 1800 lbs 300 lbs per liter Supercharged or Turbocharged SM engines Add 1 4L to the actual displacement Rear wheel weight greater than 51 25 lbs per liter Solid axle RWD 25 Ibs per liter Tire width 275mm or less all 200 lbs Regardless of the weight formulas above no car will be required to weigh more than 3100 lbs Super STREET MobiriED Crass SSM ELIGIBLE VEHICLES All two seat cars not excluded below All SM eligible sedans coupes excluded from SM All SM eligible vehicles EXCLUDED VEHICLES Lot
166. mitted modifications which affect ride height and suspension travel 14 6 BRAKES A Non standard brake rotors may be used provided they are of equal or larger dimensions diameter and thickness and made of ferrous 2013 SCCA National SoLo Rules 83 14 STREET TOURING material e g iron Thickness includes the individual plates of a vented rotor as well as the overall dimension The diameter for re placement rotors is measured at the minimum outside dimension Aluminum rotor hats are allowed Cars originally equipped with solid non vented rotors may utilize vented rotors Cross drilled and or slotted brake rotors may be fitted provided all such voids are within the disc area and comprise no more than 10 of that area Brake calipers and mounting brackets may be replaced provided they bolt to the standard locations and the number of pistons is equal to or greater than standard A functioning emergency brake of the same type operation and actuation as OE must be present Drum brakes may be replaced with disc brakes of a diameter equal to or greater than the inside diameter of the standard drum Such conversions must be bolted not welded to the axle trailing arm upright and must include an integral redundant emergency brake Changes to back ing plates dust shields brake lines to accommodate these changes are permitted but may serve no other purpose B Brake lines may be substituted with alternate DOT approved flexible bra
167. mostat is a device which controls the passage of water J Silicone replacement hoses are permitted_as alternate components provided they meet the requirements of with regard to size shape location and performance equivalence Replacement induction system air intake hoses must also match the standard part in stiffness contour and internal wall texture K A device for locking out reverse gear may be used L Limited slip differentials transmission and differential ratios clutch mechanisms and carburetion fuel injection or supercharger induc tion systems must be standard as herein defined M Any oil or grease including synthetic is permitted N Valve seats and guides in older engines originally designed for lead ed fuel may be only substituted with alternate components if the di mensions are the same as those of the standard components O Electronic traction and or stability control systems may be turned off or disabled as long as this does not require connection to an exter nal system removal of any part or the substitution or modification of any part 2013 SCCA NATIONAL SoLo Rules 79 RACE PROVEN STREET LEGAL THERE 4 9 NG COMME AN Al Ge 23 SKEEN i erem E NISSAN Peer mee IAKE CONTROL DTC Dynamic Torque Control Unique controllability of brake torque Exceptional release characteristics Later deeper brake use into corners Less pedal effort shorter pedal engagement
168. mp NOC Subaru Impreza non RS 1993 2001 Impreza 2 5L NOC Legacy 4 Outback 6 cyl all 1998 2004 Legacy 4 Outback 6 cyl all 2005 13 Toyota Camry V6 Celica 2000 05 Celica All Trac all Corolla FX16 Supra 1979 81 Supra 1982 86 Volkswagen Golf Jetta 4 New Beetle 1 8T Mk4 chassis 1999 2005 Golf GTI GLI amp Jetta 2 0T 2006 13 New Beetle Turbo Passat VR6 R32 Volvo 240 Series Turbo all C30 2006 09 S40 1995 2004 S40 2005 11 6 cyl n a 4 4 cyl mechanically forced induction 2WD sedans under 3 0L not otherwise classi fied See Section 15 1 C for update backdate limitations E Street PREPARED ESP AMC AMX amp Javelin all Audi 5000 Turbo 5000 Turbo quattro 200 amp 200 quattro A8 8 A8 quattro RS4 2007 08 V8 quattro BMW 2500 amp 2800 all 3 0S amp CS all 528 530 8 533 non turbo 633i amp 733i all Chevrolet Pontiac Buick amp Oldsmobile Camaro amp Firebird 1967 70 Camaro amp Firebird 197012 81 Camaro Firebird amp Firehawk 1982 92 3rd gen Camaro Firebird SS Firehawk 8 WS6 1993 2002 4th gen Camaro 2010 13 Chevelle 1964 67 Chevelle 1968 72 Corvair Yenko Stage Il amp Ill all Lumina Monza V8 amp Skyhawk V6 Reatta Regal 1980 88 V6 amp V8 RWD Starfire amp Sunbird V6 all Trans Am Turbo 1982 92 Chrysler Plymouth amp Dodge Barracuda 1965 69 amp Dart Duster amp Valiant 1963 76
169. mum weight with driver 1090 Ibs 2 Rim width unrestricted 3 Airfoil maximum size per Formula Atlantic rules E Aerodynamic restrictions for Sports Racers The total area when viewed from the top of all wings shall not exceed 8 square feet The current CSR DSR 45 flat bottom rule and all other aero specifications shall also apply to ASR Production cars as recognized in DM EM running in BM as sports racers must have the tires as viewed from above at least half covered Cycle fenders may be used to comply with a sports racer classification 2013 SCCA NATIONAL SoLo RuLEs 229 MODIFIED APPENDIX A F Aerodynamic restrictions for Formula Atlantic all open wheel in BM shall follow the current Club Racing GCR with the following Solo allowances 1 Wings and all other aerodynamic devices front and rear may match but shall not exceed sports racer maximum height 45 25 per ECR 1 9 2 Front wing width may match but shall not exceed overall front width as measured at the tires Rear wing width shall not exceed the Club Racing FA specs with the exception that endplate gurney lips are not included Endplate Gurney lips shall not exceed 2 75 additional width per side and shall not deviate more than 10 from vertical 3 Side pod or other parts not considered chassis are not required to attach or stay above a line situated 1 cm above the chassis bottom this is an exception to Club Racing GCR p 1 1 A 1 9 10 4 Flexibl
170. n uo pLa sos Page 4 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Basn po OoOo SACO Datsun a0 pp T CEIC C Ao A AN CEIC DeTomaso Mangusta O sos DeTomaso Pantera pp sos oa ooo a sd avenger o id Stock tS Avenger pvp GStock G5 Caliber MORA n0t eligible EE REENEN EE RENE D Stock DS F Stock FS H Stock HS Charger Turbo S O Estos CO AUS RENE Congest secas Daytona mono Stock 5 Daytona Turbocharged eel Stock GS GH nonturbo Hstock H5 ewmm o ES intrepid HStock H5 kancero secs Dodge Magnam ooe rk Dodge Neon ss GStock o9 Dodge Neon 2000 05 Dacks Dodge omm J T sees Dodge Ramso J 209496 FstekirS Dodge Rampage o O Hecke Dodge Shadow rono nek Dodge Shadow Turbecargedi y GStock 65 Dodge Shadow e Gstock c5 Dodge pit o eue GStock cs Dodge n dey nonturbo Stock 5 Dodge ang e GStock cs Deier 5RT 4 Neon zer 1 seas Dodge et SO montas Leeds Dodge seathTubo J Eos Dodge seus i o m Heel Dodge suus i Ve SsteiG Dodge Viper non ACR JO aooe Super stock SS Dodge viperers
171. n Fluid e Greases for Wheel Bearings Tripod Joints Spline Shafts and Swivel Joints Mobil 1 Racing Mobil 1 Racing v 0W 30 OW 50 e High film strength and increased e Wide viscosity and low friction power in racing conditions for a variety of race engines e Exceptional high RPM and high e Recommended for higher temperature protection temperature and durability Official Motor Oil of Learn more at Mobil1Racing com Mobil 1 Mobil Mobil 1 Race Proven and the 1 Icon are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries Other trademarks and product names used herein are the property of their respective owners Sports Car Club of America Inc SCCA Sports Car Club of America and its icons are registered trademarks of Sports Car Club of America Inc Sports Car Club of America 18 MobIFIED 18 MODIFIED CATEGORY Sports cars and sedans altered in excess of Prepared Category sports racing and two seat specials Formula cars single seat specials dune buggies and kit cars Active Automatic Braking Systems ABS and are prohibited in Modified classes B and BM CM and FM Traction Control Systems are prohibited in Modified Class A AM Active Automatic Braking Systems ABS and Traction Control Systems are prohibited in Modified Classes D and E DM and EM except for the original system installed on the car which may not be modified Engine RPM limiting devices rev limiters
172. nal and does not confuse the identity of the vehicle Factory bolt on fenders may be replaced in their entirety Cars with non removable fenders may replace the front fender panels going forward from the foremost door opening and the rear fender panels going rearward from the rearmost door opening Closed cars must not remove stock material above the horizontal line placed at the lowest point of the driver s door window opening with the exception that OE removable panels e g T tops targa tops sunroofs may be removed or replaced with panels of alternate material provided that the dimensions of any replacement panel do not vary from those of the original by more than 1 0 25 4 mm in any direction The ap proval of alternate body panels does not authorize the use of belly pans forward of the firewall or aft of the front edge of the rear wheel opening Ground effect tunnels and or attempts to gain ground ef fects are also not authorized Any such elements incorporated in the otherwise approved components must be removed or disabled Front hoods and engine covers may be vented and or louvered The total area for all vents louvers on a vehicle may not exceed 500 sq in 3225 8 sq cm unless provided as standard equipment The to tal area is measured as the total open area or the perimeter of the louvers when viewed from above All openings must be covered with a wire mesh having openings no greater than 72 inch 0 500 12 7 mm The locati
173. nd unless enclosed within the bodywork and mounted above the floor pan A metal bulkhead is required that provides total separation between the driver compartment and the compartment containing the fuel tank and or filler neck This in cludes fuel tanks that are flush mounted with driver compartment panels or otherwise exposed to the driver compartment Fuel filler doors in the driver compartment must be positively fastened non metallic fasteners are not allowed For the purposes of these rules a fuel tank consisting of a structure containing a fuel blad der is considered to be the entire fuel cell including the containing structure The containing structure of a fuel cell does not qualify as a bulkhead A separate metal bulkhead must isolate the fuel cell from the passenger compartment Internal body panels may be modified to accommodate the instal lation of the fuel tank as long as such modifications serve no other purpose In the event installation includes encroachment into the driver s compartment a metal bulkhead shall prevent exposure of the driver to the fuel tank Fuel tank breathers shall not vent into the driver passenger com 120 2013 SCCA Nationat SoLo RuLEs 17 PREPARED partment R All mirrors and their associated mounting hardware may be removed or replaced S The hood hatchback deck lid and fenders may be lightened or replaced by ones of alternate material provided the shape is simi lar to the origi
174. no other purpose may be removed or replaced 15 3 TIRES Tires must meet the eligibility requirements for Stock Category with the following exception the list of non eligible tires in Section 13 3 A is re placed with the following list which may be altered at any time by the SEB upon notification of membership No tire models are currently listed 15 4 WHEELS Vehicles may only exceed the allowances of 13 4 as specified herein A Wheels of any diameter width or offset may be used Aftermarket wheels may be modified to install OE tire pressure sensors B Wheel spacers are permitted Wheel studs and knock off wheel drive pegs may be changed in length and diameter Wheel bolts may be replaced with studs and nuts 15 5 SHOCK ABSORBERS Vehicles may only exceed the allowances of as specified herein A Shock absorber bump stops may be altered or removed B Oncars with lever type shock absorbers a tube type shock absorber may be added If the lever type shock serves no other purpose it must be removed If the lever type shock serves any other purpose it must be retained C Any shock absorbers may be used Shock absorber mounting brack ets which serve no other purpose may be altered added or replaced 96 2013 SCCA Nationa SoLo9 RULES 15 STREET PREPARED provided that the attachment points on the body frame subframe chassis suspension member are not altered The installation may incorporate an alternate upper spring p
175. nsion bushing not a shock bushing For cars with a bayonet shaft type upper shock mount this allowance permits the removal of the shock bushing from the upper mounting plate e g drilling cutting burning out the bushing and replacing it with another bushing This also includes shock bushings located in control arms etc This does not allow other modifications to the plate itself or use of an alternate plate C To facilitate the installation of commonly available aftermarket shock absorbers struts or strut inserts whose shaft size is larger than the center hole of an upper shock mount assembly that hole may be en larged by the minimum necessary to accommodate the shock shaft size provided the following restrictions are met 1 the enlarged hole must remain concentric with the original con figuration 2 the enlargement of the hole does not require modification of a bearing as opposed to a washer sleeve or plate 3 neither the hole enlargement nor the location of the shock shaft changes any alignment parameter Provided these constraints are met this permits enlarging of the center hole in an upper shock mount with an integrated rubber bushing where the bushing is integral to the mount and bonded to the plate and the mount is provided by the OEM as an assembly This includes drilling out and or removal of the metal sleeve D A suspension bump stop is considered to be performing the function of a spring Therefore th
176. ny other initially non automobile design is not allowed even if it was also made available in an automobile 144 2013 SCCA Nationat SoLo RULES 18 MopiriED Non automobile engines are prohibited 4 stroke automobile mo tors shall not be converted to 2 stroke Engine and or drivetrain changes are permitted within the follow ing limitations a Original front engine design must remain a front engine de sign e no part of the engine block or cylinder head may extend rearward of the midpoint of the wheelbase b Original rear or mid engine designs may be interchanged with each other but no part of the engine block or cylinder head may extend forward of the midpoint of the wheelbase Non automobile CVTs are prohibited Automobile based CVTs are only allowed with their matching factory engine Internal and external components of the engine transmission and rear differential are unrestricted Any shifting mechanism or pattern is permitted Driveshafts may be made of any material deemed safe Supercharging and turbocharging are permitted without restriction but shall require the displacement specifics of For weight designations in EM Mazda rotary engines are com pared to the piston engines listed i e 3 2L OHC vs 4 5L OHV 13B rotary engines should be equated to the 3 2L OHC engines 13B forced induction 2 rotor engines 1308cc x 2 x 1 4 3662cc and all 3 rotor engines shall be grouped with vehicles requ
177. o changes in compliance materi al and weighs no less than the OE mount All components between the engine transmission and the mounting structure are considered to be part of the mount assembly K Limited Slip Differentials STC STS STF No limited slip differentials are permitted except for factory standard viscous coupler type units STX STU STR Only standard as defined in Section 12 4 limited slip differentials LSD are allowed on AWD vehicles For AWD vehicles that did not come with any type of limited slip differential including center differential or transfer case a single aftermarket LSD may be added 2WD vehicles may use any LSD unit 14 11 OUT OF PRODUCTION CARS Where a car is out of production and the manufacturer is either out of business stocks no parts or no longer has a required part a part of any origin but as similar as possible to the original may be substituted The entrant must be prepared to show documentary evidence that one of the three circumstances above applies and that the substituted part is as similar as possible under the circumstances Substitute parts which provide improvements in performance e g superior gearing lighter weight better camshaft profile etc are not permitted under this allow ance 2013 SCCA NATIONAL SoLo Rules 89 TIRE RACK Each A wide range of springs and suspension products designed to enhance performance at the street strip and track Pro Kit S
178. ock requirements defined herein i e that no suspension geometry changes result This includes the position of the steering arm attachment point in the case of struts with integrated steering arms 3 Adjustable spring perches are allowed but the spring loadbearing surface must be in the same location relative to the shock mount ing points as on the standard part Shims may be used to achieve compliance 4 The fully extended length must be within 1 25 4mm of the dimension of the standard part 5 Electronically controlled shocks may not be used on vehicles not 2013 SCCA NarionaL SoLo Rules 75 13 Stock originally equipped with such units Vehicles originally equipped with electronically controlled shocks may use the standard parts or non electronically controlled alternative shocks subject to all the requirements of Section 13 5 Non standard electronically controlled shocks are not allowed B The mounting hardware shall be of the original type The use of any shock absorber bushing material including metal is permitted Pressed or bonded bushings may be removed from standard parts to facilitate the use of alternate bushings which fit in the original loca tion without alterations to the part This does not permit the use of an offset shock bushing A shock absorber bushing may be imple mented as a spherical bearing The bushing attaching the end of a strut to the body or frame on a strut type suspension is a suspe
179. olete kit cars the member will be expected to provide construction specifications dimensions and photographs for the SEB to examine and keep on file The SCCA will evaluate each submitted kit model individually and the evaluation will ensure that the specific model a Follows current DM and EM allowances regarding minimum floor pan dimensions see Section 18 1 C 1 b Has no unusually advantageous aerodynamic features c Has no exceptionally low center of gravity d Has no exceptionally high strength to weight ratio 140 2013 SCCA Nationat SoLo RuLes 18 MopiriED e Has no other unique features that would upset the competitive balance in DM and EM f Has independently verifiable evidence of at least 10 examples which meet the approved specification produced Extremely limited production sports racer type efforts are discouraged Constructed examples of approved kits are subject to the follow ing a Wika will automatically take the Modified Tub weight penalty see Appendix A b They will have tie same weight displacement scales and weight bias penalties as production based cars c They will be allowed all the modifications that production based cars are permitted d They are subject to the same engine and transmission restric tions as production based cars e They must meet the same safety requirements as production based cars A newly added model is not eligible for the current year s Solo Na
180. ompetitor chooses to remove the tubes The Rotax 493 engine is limited to a Y pipe exhaust manifold and sin gle expansion chamber as are the Rotax 494 and AMW engines 7 F5 cars may utilize the Rotax 593 engine 1999 and up bore 76 mm stroke 65 8 mm using 38mm Mikuni roundslide carburetors as an alternate 2 cylinder 2 cycle liquid cooled engine in FM with minimum weight with driver of 850 Ibs Such engines must use inlet tract restrictors Cometic gasket MA0242SP1020A one in each tract immediately after the carburetor Use of the 2003 and up HO SDI RS and E TEC 593 variants is not permitted 8 All F440 amp F500 engines may use any water thermostat It may be modified or completely removed as necessary to aid water cool ing The water bypass may be blocked and alternate water cooling plumbing may be used Electric water pumps may be used 9 F440 amp F500 cars in FM are not required in Solo to have the sidepods now mandated by Club Racing if they were manufac tured prior to 1984 in which that requirement was added to the 2013 SCCA National SoLo RuLes 237 MODIFIED APPENDIX A Sidepods may not be removed from a car which was origi nally manufactured with them The measurements for the height the maximum width bodywork and the distance from the tires of sidepods as specified in the GCR Bodywork E 9 2nd paragraph shall have an allowance from the GCR of one inch It is the intent of
181. on number and shape of vents louvers is unrestricted provided they are fully contained on allowed panels For vehicles having original vents louvers exceeding these dimensions no further openings are permitted Louver openings must face rearward and may stand no higher than 1 0 25 4 mm above the original surface No additional scoops cowls bulges or ducts are permitted unless specified in Appendix A T All headlights front parking lights and front signal lights may be re moved Headlight doors may be removed replaced or modified Any remaining openings shall be covered with a wire mesh screen or panel of fiberglass RENTES metal or other nonflammable mate rial Ducts from headlights headlight doors front parking lights and front signal lights may be used for ducting air to the engine front brakes and or oil cooler s Any opening used for ducting may not be relocated These ducts may pass through interior panels for this purpose The cross section area of a single duct shall not exceed the cross sectional area of the original single headlight U All side marker lights and tail stop lights may be removed If such an item is removed the resultant opening must be covered 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED V Spare wheel and tire may be removed 17 3 TIRES Any tire including recaps meeting the Solo safety requirements and the applicable portions of is allowed 17 4 WHEELS A Any wheel not excee
182. on of the strut centerline is allowed Such brackets shall serve no other purpose This does not allow for changes to the integral steering arm on cars that have the steering arm integrated with the strut body N 86 2013 SCCA NarionaL SoLo RULES J 14 STREET TOURING Changes in alignment parameters that result directly from the use of the allowed components are permitted For example the dimen sional changes resulting from the use of a cylindrical offset bushing that meets the restrictions of Section 14 8 B are allowed including those resulting from a change in the pivoting action to 1 about the mounting bolt or 2 about the bushing itself Subframe mount bushings may be replaced but must attach in the factory location s without additional modification or changes Sub frame position may not be changed The amount of metal in a re placement bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited 14 9 ELECTRICAL SYSTEM A The make model number and size of the battery may be changed but not its voltage Relocation of the battery or batteries is permitted but not into the passenger compartment If the battery is relocated and the original battery tray can be removed by simply unbolting it the tray may be removed or relocated with the battery Holes may be drilled for mounting or passage of cables
183. on of frame frame stubs beyond Section 17 2 C Replacement addition or removal of accessories gauges switch es indicators etc or other interior modifications for driver conve nience or to permit installation of required safety equipment is au thorized provided such modifications have no influence whatever on the mechanical performance of the car Such modifications do not include the substitution or replacement of any bodywork or chassis component except those specifically authorized by these rules The standard OE front spoiler or a non standard front spoiler may be used If a non standard front spoiler is used it must comply with the following requirements It shall not protrude beyond the overall outline of the car as viewed from above or aft of the forward most part of the front fender opening cutout and shall not be mounted more than 4 0 101 6 mm above the horizontal centerline of the front wheel hubs The spoiler shall not cover the normal grille open ing at the front of the car An intermediate mounting device may be used on cars whose front bodywork is above the 4 0 101 6 mm minimum Openings are permitted for the purpose of ducting air to 2013 SCCA National SoLo Rules 115 17 PREPARED the brakes radiator and or oil cooler s equal openings may be placed in the standard lower front panel directly behind openings placed in the spoiler P A spoiler may be added to the rear of the car provided i
184. onfigurations involving damaged parts e g blown fuses are not typically authorized by the manufacturer and hence are not allowed Option package conversions may be performed between specific ve hicles of a particular make and model but only between configurations from within a particular model year Such conversions must be totally complete and the resultant car must meet all requirements of this Sec tion These requirements are not met by simply pulling a fuse to disable a feature which distinguishes one model from another Alternate parts listed in a factory parts manual are not authorized un less their use is specifically referenced in the factory service manual or in a service bulletin for the specific model See Sections and B 3 1 for documentation requirements Alternate components which are normally expendable and considered replacement parts e g engine and wheel bearings seals gaskets filters belts bolts bulbs batteries brake rotors clutch discs pressure plates suspension bushings drivetrain mounts fenders trim pieces etc may be used provided they are essentially identical to the standard parts e g have the same type size hardness weight material etc are used in the same location and provide no performance benefit The allowance for use of such replacements does not include camshafts differential covers or ring and pinion sets nor does it authorize the use of piston rings having different configu
185. or 1 25 Stromberg Sprite Midget 1098 1325 14x8 1 31 1 16 52 5 51 2 1 25 SU or Stromberg Sprite Midget 1275 1550 14x8 1 31 1 16 52 5 51 2 1 25 SU HS2 or 1 5 SU Sprite Midget 1500 1550 14x8 1 44 1 17 52 5 51 1 1 5 Zenith CD4 1 5 Stromberg SD or 1 5 SU Datsun SPL 310 U 14x7 1 65 1 26 51 5 50 7 1488cc 1550 2 Hitachi HJB 38W SPL 311 311 U 14x7 1 66 1 69 1 26 1 38 53 7 50 7 1595cc 1700 2 Hitachi HJB 38W 3 or 2 SU HS 4 1 5 2013 SCCA Nationa SoLo Rules 223 PREPARED APPENDIX A Fiat 8 Bertone 850 all inc Abarth 1125 14x8 1 146 1 028 51 5 53 5 1 Weber 30DICA downdraft one Weber 4226434 30mm pri sec or Weber 34DMSA 1 100 X1 9 1290 1500 14x8 1 43 1 210r 1 23 58 5 59 1 Weber 32DMTR 32mm pri sec or one Weber 32DATRA 100 32mm pri sec X1 9 1498 1650 14x8 1 43 1 31 58 58 5 1 Weber 34DMTR 34mm pri sec Alt carb Weber 36DCNF wi 34mm venturi amp manifold adapter MG MGA Twin Cam 1588 16x8 1 59 1 44 52 53 5 Allowed to replace wood floorboards with metal MGA 16x8 1 56 1 34 52 53 5 1500 1469cc 1469 1600 1588cc 1588 1622 1622cc 1622 Alt valve sizes In 1 50 Ex 1 28 Replace wood floorboards with metal MGB MGB GT 1798 16x8 1 57 or 1 63 1 3 54 54 5 Morgan 4 4 MkIV 2138cc 2138 16x8 1 37 1 19 52 5 53 5 Replace wood floorboards with metal 4 4 MKV 2138cc 2138 16x8 1 44 1 19 52 5 53 Replace wood floorboards with metal Opel GT 1900 1897 14x8 61 61 2 45mm si
186. or limits as described in Appendix AJ Where maximum valve lift is specified valve lift is measured at the valve with zero lash or clearance b Valve sizes are to remain standard unless specifically allowed in Appendix A c Rocker shafts when utilized in the same standard system can be replaced by an alternate shafts and are unrestricted Valve train rocker arms cam followers rocker ratios and rocker fol lower ratios must be standard H Block 1 The block may be rebored no more than 0 0472 1 2 mm over standard US produced six cylinder and eight cylinder engines may be rebored no more than 0 060 1 52 mm over standard Alternate blocks which are of the same material and nominal di mensions as standard are allowed Critical dimensions for piston engines are deck height cylinder bore cylinder spacing vee an gle and distance from crank centerline to cam centerline Critical dimensions for rotary engines are epitrochoidal curve working chamber volume and eccentric shaft location 2 Cylinder sleeves may be fitted to the block for repair purposes if they serve no other prohibited function Sleeving may not be used to create a new engine configuration one which exhibits the same displacement as an allowed engine but which has differing bore and stroke unless authorized in Appendix A Oil passages may be enlarged restricted or plugged Any crankshaft main bearing caps and any additional main bear ing cap bolts may
187. or relocated Methods of attachment and attachment points are unrestricted but may serve no other purpose e g chassis stiffening This does not authorize removal of a welded on part of a subframe or bodywork to accommodate the installation Alternate differential covers are non compliant J On strut equipped cars the strut s lower integral mounting bracket for attachment to the upright or spindle is unrestricted provided it attaches to the stock location Any resulting change to the position of the strut centerline is allowed Such brackets shall serve no other purpose This does not allow for changes to the integral steering arm on cars that have the steering arm integrated with the strut body K Changes in alignment parameters which result directly from the use of allowed components are permitted For example the dimensional changes resulting from the use of a cylindrical offset bushing which meets the restrictions ot Becton 15 8 are allowed including those resulting from a change in the pivoting action to a about the mounting bolt or b about the bushing itself Eccentric bolts are permitted for suspension adjustment only if they 100 2013 SCCA NarionaL SoLo Rules See Fastrack Feb 2013 for new proposal AUN 15 STREET PREPARED are as specified by the factory per the last paragraph of 13 8 15 9 ELECTRICAL SYSTEM Except for those with electric and hybrid powertrains vehicles may only exceed the allowanc
188. ough a manufacturer s performance catalog e g Ford Racing HPD MazdaSpeed Mopar Performance Mugen NISMO SPT TRD etc Parts must be installed as directed by the manufacturer Exact rep licas including weight from alternate sources are also permitted G Strut bars per are permitted with all types of suspension subject to the following constraints 1 a 2 point strut bar may be added removed modified or substi tuted but only with another 2 point strut bar 2 A triangulated 3 point strut bar may be removed modified or substituted substitution may be with either a triangulated or a 2 point strut bar The connection to the chassis i e firewall bulk head etc must be in the standard location 3 Lower suspension braces must be attached to the lower suspen sion pickup point locations on the chassis within 2 50 8mm in any direction of the actual suspension attachment to the chassis 4 Except for standard parts no connections to other components are permitted Additional holes may be drilled for mounting bolts Only bolt on at tachment is permitted Interior trim panels may be modified to allow installation of strut bars Holes or slots may be no larger than nec essary and may serve no other purpose This does not permit any modifications to the frame or unibody beyond the allowed mounting holes H Longitudinal fore aft subframe connectors SFCs are permitted with the following restriction
189. prings Pro Dampers Sportline Springs Anti Roll Kits Pro Control Bars amp Chassis Reinforcements A KORN SPORT SHOCKS Adjustable shocks are engineered for sporting drivers who focus on exceptional road holding and handling properties STR T SHOCKS D An excellent O E replacement that offers additional stability control and handling without a harsh ride Also Available Threaded Suspension Kits SPORT SERIES SHOCKS Also Available HD Series Shocks PSS9 and PSS10 Coil Over Kits KYW AGX Shocks Strut Plus Assembly D o C Shocks and Struts MonoMax Shocks and More LIGHTWEIGHT RACING BATTERIES Carbon fiber or standard grey casing Six sizes available to suit your application 6 9 11 15 17 or 21 pound Acid free technology 7101 Vorden Parkway South Bend IN 46628 2012 Tire Rack 888 380 8473 HERM Manufactured in Germany H amp R s wide range of springs allows the driver to select the level of performance that is right for them e Race Springs Sport Springs Be O E Sport Springs VARIANT 3 COIL OVER Independent adjustable compression and rebound damping Patented system has dual level valves for damping adjustment CLUBSPORT KIT COIL OVER Forthe race track and the road Independently adjustable in compression and rebound forces Includes high performance racing springs npe COIL OVER ST Coil Overs allow you to properly lower your vehicle while
190. prings as long as they use the original mount locations Coil spring perches originally attached to struts or shock absorber bodies may be changed or altered and their position may be adjustable Spacers are allowed above or below 84 2013 SCCA NarionaL SoLo9 RULES 14 STREET TOURINGO the spring Coil springs may incorporate spring rubbers Suspension bump stops may be altered or removed B Suspension bushings may be replaced with bushings of any materi als except metal as long as they fit in the original location Offset bushings may be used In a replacement bushing the amount of metal relative to the amount of non metallic material may not be in creased This does not authorize a change in type of bushing e g ball and socket replacing a cylindrical bushing or use of a bushing with an angled hole whose direction differs from that of the original bushing If the Stock bushing accommodated multi axis motion via compliance of the component material s the replacement bushing may not be changed to accommodate such motion via a change in bushing type for example to a spherical bearing or similar compo nent involving internal moving parts Pins or keys may be used to prevent the rotation of alternate bushings but may serve no other purpose than that of retaining the bushing in the desired position C The following allowances apply to strut type suspensions Adjustable camber plates may be installed at the top of the strut and
191. provided the system meets the requirements of Sections and B 3 3 B 15 Stainless steel heat exchangers are permitted only if the physical dimensions and configuration remain unchanged 78 2013 SCCA Nationa SoLo RULES 13 Stock Modifications of any type including additions to or removal of the catalytic converters thermal reactors or any other pollution control devices in the exhaust system are not allowed and the system must be operable Replacement catalytic converters must be OE if the vehicle has not exceeded the warranty period as mandated by the EPA Converters must be of the same type and size and used in the same location as the original equipment converter s This does not allow for a high performance unit If the vehicle has exceeded the warranty period replacement catalytic converters must be OE type as per Section 13 0 Exhaust hangers which are bolted or welded on the car are consid ered part of the body and may not be changed or removed F Any oil filter may be added if not originally equipped Canister type oil filters may be replaced with a spin on type filter using a minimum amount of hardware and connecting lines G The installation of water expansion tanks is allowed The installation of oil catch tanks is allowed provided the function of the PCV system is not altered H A scattershield may be added This does not permit bell housing substitutions Thermostats may be added or substituted A ther
192. pt for standard parts no connections to other components are permitted Additional holes may be drilled for mounting bolts Interior trim pan els may be modified to allow installation of strut bars Holes or slots may be no larger than necessary and may serve no other purpose This does not permit any modifications to the frame or unibody be yond the allowed mounting holes D Subframe mount bushings may be replaced but must attach in the 2013 SCCA NationaL SoLo Rule 93 15 STREET PREPARED standard location s without additional modification or changes Sub frame position may not be changed The amount of metal in a re placement bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited E Longitudinal fore aft subframe connectors SFCs are permitted with the following restrictions 1 They must only connect previously unconnected boxed frame rails on unibody vehicles 2 Each SFC must attach at no more than three points on the uni body e g front rear and one point in between such as a seat mount brace or rocker box brace SFCs must be bolted or welded but welding must be to the OE subframe stampings not to the floor pan in between 4 No cutting of OE subframes or floorpan stampings is permitted Drilling is permitted for mounting bolts only No cross car lateral triangulated connections direct
193. r axle and tube assembly shall be standard VW Type 1 up to 1966 sedan swing axle no outer pivot point for a half shaft with axle location provided by a single locating arm on each axle The rear axle tube may be rotated about its axis The standard shock mounting and brake pipe brackets may be removed b The rear axle bearing retainer flange mating surface may be machined or shims may be installed under the rear axle bear ing for the sole purpose of adjusting bearing axial float c Springs shock dampers their actuation and camber compen sating devices are free 8 BRAKING SYSTEM FRONT AND REAR a Standard VW Type 1 3 brake components disk or drum may be used including any standard VW Type 1 3 original Use of aftermarket hubs disc or drum brake components in the front or rear of the vehicle or any combination thereof is unrestricted as long as the units chosen are deemed safe b Caliper housing material may be removed on the outer radius surface of the outer piston housing to clear the inside of the rotating wheel c Any type lining or pad material may be used d Adapter plates may be fitted to allow mounting of front or rear brake calipers e Cross drilling or grooving of rotors is permitted Rotors made of a ferrous material shall be used on both the front and rear of the car f Caliper mounting is free Rotors must be of ferrous material Hubs and hats may be made of ferrous material or aluminum g The car shall b
194. r or to counted in determining up K length othe smooth the underside of the car The belly pan shall be flat within diffuser which is 1 25 4mm total deviation No tunnels or other underbody aero limited to 25 dynamic features are permitted Chassis rake is free Addition ally no side skirt or body side etc may extend more than 1 0cm 0 394 below this lower surface anywhere on the car to the rear of the front axle unless specifically permitted by these rules Dif fuser sideplates and strakes may extend below the diffuser sur face as long they do not attain a definite seal with the ground on level ground 6 If the factory production car was supplied with tunnels or wings they may remain but they must be blocked in a safe manner to prevent them from functioning to provide downforce For exam ple foam or sheet metal may be firmly attached in tunnels or on wings to ruin their shape or to stop airflow 7 The use of front and rear spoiler endplates is allowed Endplate area shall not exceed spoiler height squared A roof spoiler up to the maximum of 7 5 190 5mm is allowed an area of up to 56 sq in 362 9cm for each endplate a trunk spoiler up to the maxi mum of 10 254 0mm is allowed up to 100 sq in 645 16cm for each endplate Side plates do not have to be square or rectan gular the side profile shape is open If end plates are to be used with the front spoiler airdam splitter assembly a maximum area of 36
195. r purpose Modification of the distributor cap for the purpose of installing allowed non standard components is not permitted B On cars made prior to January 1 1968 any ignition system using a standard distributor without modification may be used C Ignition settings may not be adjusted outside factory specifications D No changes are permitted to electronic engine management sys tems or their programming E Additional battery hold down hardware may_be added to supplement the standard equipment in order to meet Section 3 3 3 B 15 Safety Inspections Requirements It may serve no other purpose 13 10 ENGINE AND DRIVE TRAIN A The engine air filter element may be removed or replaced provided the air flow path remains as originally designed e no additional openings No other components of the air induction system may be removed replaced or modified B Engines may be rebored to the manufacturer s 1st standard over bore not to exceed 0 020 0 508mm Sleeving is allowed to repair to the standard bore Only OE type standard or 1st overbore pistons of the same configuration and of the same or greater weights are permitted No interchange between cast and forged pistons is al lowed C Rotating and reciprocating parts may not be balanced D Port matching is not allowed E Any part of the exhaust system beyond downstream from the head er manifold or catalytic converter if so equipped may be substituted or removed
196. r roll bars are allowed Any ferrous or aluminum alloy is permitted for suspension arms location links and uprights spindles Beryllium and beryllium alloys are not allowed anywhere on the car b The exceptions to the above are parts of the donor production cars that were originally non metal In all cases replacement of these parts or addition of more load bearing structure must be by metal Lighter replacement sections may not be used between bulkheads in a Stock Tub without it becoming a Modi fied Tub c Lightweight substitute materials such as carbon fiber are per mitted only so long as they are clearly not load bearing in the primary structure or the suspension For example outer body panels in the central tub region must be attached in a flex ible manner such as with if non stock material composition or non stock material thicknesses are to be used d Cars that have been approved for DM and EM as clones do not have the freedom to use better strength per weight struc tural materials than those originally used in the corresponding places in the originals The only exception is the use of high carbon or chromemoly steel in place of mild steel D Drivetrain 1 Engines must be derived from production automobiles available in the US or elsewhere Complete race engines derived from production automobile block designs such as the Pontiac Super Duty 4 and the Cosworth 16 valve series are allowed Motorcycle snowmobile marine or a
197. racketry may be removed or replaced with others of unrestricted origin B Electrically controlled active shocks are prohibited C LeveL 1 PREPARATION FULL PREP VEHICLES 1 Any springs or torsion bars may be used Spring seats and points of attachment may be replaced or altered Adjustable spring perches are permitted 2 Alternately all cars may fit coil over type springs with tubular load bearing shock absorbers or struts The shock absorber or MacPherson Chapman strut shall be installed inside the spring Such items shall not exceed one shock strut per wheel When load 122 2013 SCCA Nationat SoLo RULES 17 PREPARED bearing shocks are used the original springs may be removed 3 Any shock absorbers may be used The total number of shock ab sorbers installed shall not exceed the number originally installed by the manufacturer 4 Attachment points for the shock absorbers may be changed There shall be a metal panel covering or bulkhead separating non stock rear attachment points from the driver 5 Lever shock absorbers may be modified or entirely eliminated When lever shocks are replaced with tubular shocks the entire shock as sembly may be removed and replaced with a control link and bracket that approximates the control function of the original lever shock D LEvEL 2 PREPARATION LIMITED PREP VEHICLES 1 Any springs or torsion bars can be used provided the quantity and type of these items remains as s
198. rations e g Total Seal from those of the original 2013 SCCA NarionaL SoLo Rules 71 13 Stock Hardware items nuts bolts etc may be replaced by similar items of unrestricted origin Safety wire threadlocker compounds and locking nuts are permitted These allowances are strictly to allow components to be replaced from alternate sources other than the original manufac turer They should not be construed as an allowance to replace com ponents with those which could be considered a higher performance alternative Parts available as replacements through the dealers parts department the factory or any other source which do not meet stan dard part specifications e g hardness size etc are non compliant in Stock Category except as specifically provided elsewhere in these rules Cars listed as eligible in and prepared to the 2012 Club Racing Show room Stock rules are permitted to compete in their respective Solo Stock Classes This does not include Showroom Stock cars with in stallations of post factory performance packages otherwise known as trunk kits Neither Showroom Stock nor Solo Stock cars are permitted to interchange preparation rules Showroom Stock cars may use tires which are eligible under 2012 Showroom Stock rules even if they are not eligible in Solo Stock Specific vehicle classifications are located in of these rules 13 1 AUTHORIZED MODIFICATIONS If a modification is not sp
199. rcharged MX 6 4 cyl 1993 97 MX 6 V6 amp 4 cyl Turbo all Mercedes 190 16v 190 2 6L 280 1995 2000 C 230 1999 2007 Mercury Capri 4 cyl Turbo amp V6 US Cougar V6 Milan 6 cyl Montego Mystique V6 Topaz V6 Merkur XR4Ti Mitsubishi 3000 GT non turbo Eclipse 2000 12 Eclipse Turbo FWD G Stock CONTINUED Galant V6 Galant VR4 Starion Turbo Nissan 200SX 4 cyl Turbo amp V6 240SX all 300ZX non turbo 1984 89 Altima 2002 13 Maxima 1992 2013 NX2000 1991 93 Sentra 2 0L 2000 01 Sentra SE R 1991 94 Sentra SE R 2002 12 Sentra SE R Spec V 2002 12 Oldsmobile Calais W41 Peugeot 405 Mi16 1989 92 505 1979 91 Pontiac Firebird V6 G5 GT 2 4L 2007 08 G8 V6 2008 09 Plymouth Acclaim V6 amp 4 cyl Turbo Neon 1995 99 Sundance V6 amp 4 cyl Turbo Saab 900 V6 1994 97 9 2X Linear 2 5L Turbo models NOC Saturn ION Redline L series 6 cyl Subaru Impreza 2 5 non turbo SVX Toyota Camry V6 1992 2013 Celica All Trac Turbo Celica GT 1994 2005 Celica GT S 1986 93 Celica GTS 2000 03 Celica ST 1994 99 Supra 1982 86 Supra 198612 92 APPENDIX A STOCK Volvo C30 S60R V70R Turbo models NOC Volkswagen 1 8L Turbo models NOC 2002 06 Beetle amp New Beetle 1 8L Turbo Corrado all Golf GTI amp Jetta 16v Golf GTI amp Jetta 1 8L Turbo Golf GTI amp Jetta VR6 24v 2002 05 GTI 2006 13 Jetta 2 0L
200. rements of 15 3 and fits on the ST legal wheels and within the ST legal bodywork Cars eligible for the ie SES aE are permitted to compete in Street Prepared class D DSP with the additional allow ance thatthey may use any size of any tire which meets the require ments of and fits on the Spec Miata allowed wheels and within the allowed bodywork Spec Miata cars in DSP may not intermix use of the Spec Miata and Street Prepared allowances The competitor is respon sible for being in possession of the Spec Miata rules and for proving that his her car conforms to the rules Cars listed as eligible in and prepared to the current Club Racing B pec Regulations are permitted to compete in their respective Street 2013 SCCA NATIONAL SoLo RuLe 91 15 STREET PREPARED Prepared Classes Neither Street Prepared nor B Spec cars are permit ted to interchange preparation rules B Spec cars may use tires which are eligible under current Club Racing B Spec rules even if they are not eligible in Street Prepared While the rules of the Street Prepared Category have remained es sentially the same the laws governing various aspects of street driven vehicles have changed over time The original concept of this category as made up predominantly of street driven vehicles has been rendered inappropriate SCCA does not encourage or condone the breaking of laws governing pollution control systems or the alteration of street driven vehicles contrary
201. rger Y Any accessory pulleys and belts of the same type e g V belt ser pentine as standard may be used This allowance applies to ac cessory pulleys only e g alternator water pump power steering pump and crankshaft drive pulleys Supercharged cars may not alter crankshaft supercharger drive ratio Alternate pulley materials may be used Idler pulleys may be used for belt routing in place of items which the rules specifically allow to be removed such as smog pumps and air conditioning compressors They may serve no other purpose Z Camshafts and related parts must remain standard except that alter nate cam drive pulleys or gears may be used to adjust cam timing if no variable cam and or valve timing system exists as standard Timing covers or valve covers may be altered for pulley clearance or access to adjustment Type of cam drive chain belt gear must remain as standard Alternate parts of the same general type e g roller chain in place of silent chain may be substituted Mating parts block heads covers retainers etc may not be altered ex cept as mentioned above Vehicles equipped with a variable cam and or valve timing system as standard may use alternate computer calibration to adjust cam and or valve timing but may not change or substitute cam drive components hardware AA Upper engine shields made of plastic material the purpose of which is to hide mechanical components in the engine compartment may
202. riginally delivered including all road going components such as lights wipers interior heater etc B Competitors may pick and choose between all Stock Street Tour ing Street Prepared and Street Modified category allowances when preparing a Street Modified category car Apparent conflicts between inherited rule sets from Section 16 1 A shall not prohibit any specific inherited allowance Allowances inherited from Section 16 1 A may not incorporate Street Modified specific allowances For eign spec parts may not be used to substitute for parts which are required to remain stock C Brakes including calipers caliper mounts disks drums lines back ing plates pedals boosters master cylinders handles ABS sys tems proportioning valves etc are unrestricted Brake rotor drum friction surfaces must be 100 ferrous metallic Carbon or ceramic composite brake components except pads are expressly prohibit ed Standard parts EE are exempt from this restriction A functional redundant emergency parking brake must be present D Drivetrain and related components induction ignition fuel systems etc are unrestricted except for the following limitations 1 Engine block must be a production unit manufactured and badged the same as the original standard or optional engine for that mod el Badges that exist as marketing aliases for the manufacturer will be recognized as equivalents Swaps involving makes related only at a co
203. ring wheel rake and steering column length may be al tered Steering quickeners may be added to the steering column D All spherical rod ends used on major suspension and steering com ponents shall be retained either by the design of the mounting brack ets a larger area captive washer or the inherent mechanical design of the unit circlip or Messerschmitt joints 17 9 ELECTRICAL SYSTEM A The use of any driver operated electric starter is permitted B The use of any ignition system except magneto ignition is permitted provided the number of spark plugs remains the same as that of the standard production engine If a distributor is removed a blanking plate or breather may be fitted in its place C The original generator or alternator may be completely removed or replaced Mounting location and drive system for the generator or alternator is unrestricted D The remaining components of the electrical system are unrestricted E It is recommended that all vehicles be equipped with an electrical system master cutoff switch 17 10 ENGINE AND DRIVETRAIN A Component Modification 2013 SCCA NarionaL SoLo Rules 115 17 PREPARED 1 Where allowed original and alternate components of the engine may be lightened balanced and modified by any mechanical or chemical means provided that it is always possible to identify re quired components as original Such means include but are not limited to shot peening glass beading heat
204. rporate level are not recognized as equivalents Mod els produced as a joint venture between manufacturers may uti lize any engine from any partner in the joint venture provided that an engine from the desired manufacturer was a factory option in that particular model e g Eagle Talon available originally with either a Mitsubishi or Chrysler engine may use any motor from Chrysler or Mitsubishi This allows engine blocks manufactured as production units for sale in other countries such as Japan or Germany 2 Maximum engine displacements per class are specified in 108 2013 SCCA NarionaL SoLo RuLes See Fastrack Jan 2013 for new proposal 16 STREET MoDIFIED Appendix A 3 Fuel System a Any fuel line s may be used All non standard fuel line s pass ing through the passenger compartment shall be made of met al metal braided hose or equivalent e g Nomex Kevlar or nylon braided hose with AN Series threaded couplings or en tirely covered and protected with a metal cover b Any fuel pump s filter s and pressure regulator s may be used Such components may not be located in the passenger compartment but their location within the bodywork of the car is otherwise unrestricted If a mechanical pump is replaced a blanking plate may be used to cover the original mounting point c A cool can not exceeding one gallon in volume may be used The cool can may not be installed in the passenger compart ment d Th
205. s 1 They must only connect previously unconnected boxed frame rails on unibody vehicles 2 Each SFC must attach at no more than 3 points on the unibody e g front rear and 1 point in between such as a seat mount brace or rocker box brace 3 SFCs must be bolted in place and not welded 4 No cutting of OE subframes or floorpan stampings is permitted Drilling is permitted for mounting bolts only No cross car lateral triangulated connections directly between the driver s side and passenger s side SFCs are permitted Connec tions to OE components such as tunnel braces or closure panels via bolts are allowed and count as the third point of attachment No alteration to the OE components is permitted SFCs may not be used to attach other components including but not limited to torque arm front mounts or driveshaft loops and may serve no other purpose al o 82 2013 SCCA Nationa SoLo9 RULES 14 STREET TOURINGO 14 3 TIRES Tires must meet the eligibility requirements of the Stock category with the following additional restrictions A Tires must be mass produced standard production tires designed for normal highway use on passenger cars Low volume and or spe cialty tires will be specifically excluded below B Tires may have section widths up to and including the following STF STC STS STR AWD 225 mm STX AWD STU AWD 245 mm STR 2WD 255 mm STX 2WD 265 mm STU 2WD 285 mm C
206. s and exceptions listed in Appendix A Formula cars not conforming to the GCR eligible for BM CM or FM are consid ered Specials The competitor must have the referenced GCR in his possession during the event Exceptions to the GCR are as follows A Wing area shall be computed as described herein B Front impact attenuation device GCR Section 9 4 5 G does not ap ply 18 4 SPECIALS Cars not otherwise classified which meet the following minimum speci fications are considered as Specials and are assigned to Modified class A AM A Bodywork 1 Must be made of metal fiberglass or other suitable fire resistant materials The sides front and back of the cockpit area must be at least as high as the driver s waist 2 Full and unobstructed access to the driver s seat must be pro vided 3 Firewall and floor shall prevent the passage of flame and debris to the driver s compartment Belly pans shall be vented to prevent the accumulation of liquids 4 Fenders are optional and design of same is free Sharp edges are not allowed 5 Minimum of one seat capable of supporting the driver in an up right or semi reclining position is required Location of the driver s seat is unrestricted B Chassis May be of any construction deemed safe Minimum wheelbase is 72 182 88cm From frontmost to rearmost axle Minimum track is 42 106 68cm front amp rear All four wheels will be sprung from the chassis May ha
207. se than that stated and this allowance only applies to an extension of the exhaust system not the vehicle bodywork or frame 18 0 B Engine Classifications 1 Four stroke cycle and two stroke cycle naturally aspirated inter nal combustion engines will be classified on the basis of actual piston displacement 2 Rotary Engines Wankel These units will be classified on the basis of a piston displacement equivalent to twice the volume de termined by the difference between the maximum and minimum capacity of the working chamber times the number of rotors 3 Turbocharged or supercharged versions of the above engines will be classified on a basis of 1 4 times the computed displace 2013 SCCA Nationa SoLo Rules 137 18 MoprFiED ment 18 0 C Aerodynamics The area of a wing shall be computed by multiplying the width and depth of the wing assembly top view without regard to the curva ture and or inclination of the wing or number of elements Any airfoil shadowed by another airfoil with more than six inches between them will have its own projected area added to the wing area calculation Any diffuser type aerodynamic device under the car which is used in downforce generation is not included in the wing area calculation This specification supersedes Section 12 9 for these classes 18 0 D Tires Any tire including recaps meeting the applicable portions of Section Bais allowed 18 0 E Safety Requirements The following
208. smission that uses a gear engagement mecha nism different than standard type circular beveled synchroniz ers imposes a 5 weight increase Q Final Drive 1 Alternate driveshaft s may be used Any driveshaft assembly may be modified to permit the use of an alternate transmission All non stock driveshafts must be made of metal 2 Any gear ratio and or differential limited slip or locked is permit ted Final drive units which permit gear ratio changes while the car is in motion are prohibited 3 Any drive axle shafts bearings bearing carriers hubs and univer sal CV joints may be used 4 Loops may be installed to prevent the driveshaft from contacting the ground in the event of driveshaft and or U joint failure 5 LeveL 1 PREPARATION FULL PREP VEHICLES Any axle tube or final drive housing is permitted 6 LEVEL 2 PREPARATION LIMITED PREP VEHICLES Substitution of the dif ferential housing is only permitted on front engine front drive or rear engine rear drive cars through the use of an alternate trans axle R All engine crankcase and radiator overflow breather lines shall termi nate in containers of at least 1 qt 0 95L capacity These containers cannot be vented into the driver passenger compartment 17 11 OTHER A Vehicles prepared in excess of Solo allowances and prepared up to either the current Bie ermitted to compete in their respective Prepared classes Section 17 8 B 5 Kos minimum track
209. sq in 232 26cm per end plate is allowed 2013 SCCA NarionaL SoLo Rules 147 18 MobiFiED G Brakes The use of any type brakes pads and components are permitted disc or drum The location of brake components inboard vs out board may be changed from original The original emergency or hand brake may be removed H Tolerances A tolerance of 72 12 7mm shall be used when measuring floor pan dimensions from the car s original specifications Other 1 At least Y the width of each tire must be covered by the fend ers when viewed from the top of the fender perpendicular to the ground No sharp edges are permitted 2 Suspension systems and wheels are free 3 The use of a windscreen is not required 4 Roll bar requirements for cars competing in DM and EM are as specified in Section 3 3 2 18 2 SPORTS RACERS Closed wheel vehicles are referred to as Sports Racers and are as signed to Modified classes A B and C AM BM and CM AM vehicles do not have to comply with any Club Racing while BM and CM vehicles must comply with the current year GCR The competitor must indicate on his entry form to which set of specifications that the car is prepared Vehicles that qualify as Sports Racers are those listed in the SRCS dune buggies and production based automobiles whether or not from Appendix A Dune buggies and DM EM cars are allowed in BM at Club Racing ASR CSR and DSR engine and weight rules as
210. stem Openings in the bodywork to allow air to be ducted are allowed provided they serve no other purpose 8 OTHER Vehicles exceeding these rules and prepared to the Club Racing GCR ETCS or GCRIPCS CS or GCR PCS are not eligible for this class 9 Minimum WEIGHTS a ENGINE CLASSIFICATIONS 1 Four stroke cycle and two stroke cycle naturally aspirated inter nal combustion engines will be classified on the basis of actual piston displacement 2 Turbocharged or supercharged versions of all engines will be clas sified on a basis of 1 4 times the actual displacement 3 Rotary Engines Wankel These units will be classified on the basis of a piston displacement equivalent to twice the volume de termined by the difference between the maximum and minimum capacity of the working chamber times the number of rotors b Minimum WEIGHT CALCULATIONS All listed weights are without driver All weights are calculated based on displacement as listed per Appendix A 10 a Example Weight for 9 a a RWD car w 2000cc Turbo engine behind the driver is 1200 2 0 X 1 4 x 200 x 20 1816 Ibs ENGINE DISPLACEMENT LESS THAN 4 0L FWD 1200 lbs 150 lbs per liter RWD 1200 lbs 200 lbs per liter AWD 1200 lbs 250 lbs per liter ENGINE DISPLACEMENT OF 4 0L OR GREATER FWD 1200 lbs 130 lbs per liter RWD 1200 lbs 180 Ibs per liter AWD 1200 lbs 250 Ibs per liter 2013 SCCA NarionaL SoLo RuLes 205 PREPARED APPENDIX A R
211. t complies with either of the following 1 2 It is a production rear spoiler which is standard or optional equip ment of a US model of the vehicle or an exact replica in an alter nate material It is a non production rear spoiler which is mounted to the rear por tion of the rear hatch deck or trunk lid The spoiler may extend no more than 10 0 254 0 mm from the original bodywork in any di rection Alternatively in a hatchback the spoiler may be mounted to the rear hatch lid at or near the top of the hatch in such a con figuration the spoiler may extend not more than 77 inches 7 50 190 5mm from the original bodywork in any direction The spoiler may be no wider that the bodywork The use of endplates is pro hibited Spoiler endplates are defined as any vertical or semi vertical surfaces attached in front of the spoiler which have the result of capturing and redistributing air downforce along all or any portion of the spoiler The angle of attack is free The spoiler may not function as a wing 3 All OE rear wings and rear spoilers may be removed 4 Vehicles equipped with an OE rear wing may add a rear spoiler only if the OE wing and wing attachments are first removed Q The fuel tank may be modified replaced or relocated If the fuel tank is modified or replaced the following restrictions apply 1 2 3 No part of the fuel tank or fuel cell shall be closer than 6 0 152 4 mm to the grou
212. t may serve no other purpose Examples of permitted devices 1 Achain 2 Arod with spherical bearings at each end Examples of devices not permitted 1 Any link which confines movement along more than one axis 2 An engine mounting plate or one or more plates rigidly bolted between the engine and the frame Holes may be drilled to mount a torque suppression device The installation may not include the welding of any plate s to the bodywork or to the motor mount s nor may it include multiple non parallel links If a torque suppression device is used Section 15 10 J does not ap ply and replacement engine mounts may not be used L Engine cooling radiators may be replaced with alternate parts subject to the following restrictions 1 Radiator core dimensions width height thickness must be no smaller than the standard part 2 Radiator must mount to OE radiator mounts 2013 SCCA NarionaL SoLo Rute 103 15 STREET PREPARED 3 Fluid capacity and dry weight of the radiator must be no less than that of the standard part Installation of an alternate radiator may serve no other purpose e g to allow a cold air intake passage M The engine fan and fan shroud unless it serves another purpose e g as an alternator generator mount may be removed modified or replaced Electrically driven fans are allowed Flex fans are not allowed On two cycle engines the ports must be of standard heights size and configuration cr
213. t retain their original function along the flow path Exhaust manifolds headers and downpipes may be replaced with alternate units Relocation of the oxygen sensor on the header is 2013 SCCA National SoLo Rules 87 14 STREET TOURING permitted Exhaust heat shields which cover only and attach solely to these parts may also be replaced removed or modified Alter nate oxygen sensors including heated are permitted This allow ance does not permit relocation of the catalytic converter All other exhaust heat shields may be modified the minimum amount nec essary to accommodate allowed alternate exhaust components Mounting brackets hardware which serve no other purpose are con sidered part of the exhaust components E Catalytic converters Any catalytic converters are allowed but must attach within 6 of the original unit Multiple catalytic converters may be replaced by a single unit The inlet of the single replacement con verter may be located no further downstream than 6 152 4mm along the piping flow path from the original exit of the final OE con verter The extents of an OE converter are defined by the expansion chamber in which the catalyst is contained regardless of placement within larger exhaust sections Replacement converters must have a minimum catalyst density of 100 cells per inch and minimum sub strate length of 3 76 2mm F The engine management system parameters and operation may be mod
214. ta TDI 1999 2006 Chrysler Plymouth Dodge Neon NOC 2001 04 Fiat 500 2012 13 Ford Fiesta 2011 13 Focus all Honda Accord 4 cyl 1998 2013 Civic non Si 2006 12 Civic all 2001 05 CR Z Fit Kia Forte Forte Koup Mazda Mazda2 Mazda3 Mazda6 MINI Cooper non S Mitsubishi Lancer non turbo Saturn Astra Scion iQ CVT tC xA xB Subaru Impreza 2 0i 2012 13 Toyota Corolla 2003 13 Matrix 2003 13 Yaris 2013 SCCA NarionaL SoLo Rules 181 STREET TOURING APPENDIX A STREET TOURING Compact STC Acura Integra 1986 2001 Audi A4 1 8T TT Coupe amp Roadster FWD Chevrolet Sprint 1985 88 Chrysler Plymouth Dodge Neon all 1995 2000 Neon R T amp ACR 2001 04 Fiat 500 Abarth Ford Escort GT 1991 96 ZX2 amp Excort ZX2 1998 2003 Honda Civic 1984 2000 Hyundai Accent 2012 13 Tiburon V6 2003 08 Kia Rio 2012 13 Lexus SC300 Mazda 323 323 GT amp 323 GTX Prot g NOC 1999 2003 Prot g MP3 Nissan 200SX SE R 1995 98 240SX Sentra SE 1998 2001 Sentra SE R 1991 94 NX2000 1991 94 Saturn SL SW SC Subaru Impreza 1 8L FWD 1993 96 Impreza 2 5 RS 1998 2001 Legacy 1990 94 Toyota Celica non turbo 1986 2005 Corolla 1984 91 182 2013 SCCA Nationat SoLo RuLEs Volkswagen Beetle 1 8T amp TDI Golf 1 8T Golf amp Jetta TDI 2007 13 Jetta 1 8T Passat 1 8T 8 TDI Rabbit Golf GTI Cabrio 1974 92 Volvo
215. tary engines w porting restriction 1380 Ibs C Performance Adjustments AWD Add 200 Ibs Modified Tub Add 40 Ibs D Weight Bias Adjustment with driver sitting in the driver s seat RWD w less than 51 weight on drive wheels Deduct 35 Ibs FWD Deduct 35 Ibs AWD Not affected E MonirieD EM Modified Production and GT cars as follows A Weight with driver vs Displacement Piston engines up to amp including 3200 cc OHC 1700 lbs Piston engines up to including 4500 cc pushrod OHV 1700 lbs 2 rotor rotary engines w unrestricted porting 1700 Ibs Piston engines unlimited displacement 1800 Ibs 3 rotor rotary engines w unrestricted porting 1800 Ibs Electric powerplants non hybrid 1800 Ibs B Performance Adjustments AWD Add 300 Ibs Modified Tub Add 50 Ibs C Weight Bias Adjustment with driver sitting in the driver s seat RWD w less than 51 weight on drive wheels Deduct 50 Ibs FWD Deduct 50 Ibs A compliant Formula 500 F5 with the following exceptions list ed weights are with driver 1 F5 cars manufactured prior to the current requirement for rubber vibration isolation need not conform to F5 specification 236 2013 SCCA NarionaL SoLo RuLes See Fastrack Jan 2013 for new proposal APPENDIX A MODIFIED 2 F5 cars manufactured prior to January 1 1990 need not comply with crushable structures as defined in Section E 7 of the current GCR FCS 3 F5 cars manufactured prior to January 1 1990 which
216. tely sealing all firewall openings is strongly encouraged but no gap may be larger than 1 8 inch 0 125 3 2 mm except around dynamic devices ex tending through the firewall e g throttle linkage transmission link age or other mechanical devices and should be sealed to the ex tent that functioning of the device is not impaired No more than 8 0 203 2 mm clearance is allowed between modified firewall areas and above listed components The engine block cylinder head tur bochargers and or superchargers may not intrude into the clearance areas authorized herein G Bumper components not integral to the bodywork may be modified substituted with a replica of alternate material or removed provided all projecting hardware is also removed Bumper bracket holes in the bodywork may be covered provided such covering serves no other purpose Bumper fascias integral with the bodywork may be modified or substituted with a replica of alternate material Internal bumper components may be removed replaced or modified Modi fied or replica bumpers fascias must be of similar shape as standard components completely cover the area of the OE bumper fascia and not confuse the identity of the vehicle H All interior trim dash boards gauges floor covering carpet uphol stery panels and similar non performance comfort or convenience items may be removed or replaced The driver s seat may be replaced with a seat of any origin All pas
217. tempts to obtain ground effects or streamlining A The external shape of the body may only be changed where spe cifically authorized Standard window openings rain gutters or approved facsimiles shall be retained All external trim and model identification may be removed Grilles may be removed modified or substituted D Chassis frame or subframe may be reinforced provided compo nents and attachments are not relocated except where specifically permitted Reinforcing does not authorize the use of belly pans for ward of the firewall or aft of the front edge of the rear wheel opening It is permitted to have jack points recessed into the rocker panels or to have one tube per side extending downward through the bottom of the door provided they do not extend beyond the overall width of the car or in an unsafe or dangerous manner No part of the bodywork or chassis to the rear of the front wheel opening shall touch the ground when both tires on the same side of the car are deflated C The chassis frame or subframe may be notched or cut and brackets may be added for the purpose of attaching alternate suspension or drivetrain components except that the firewall may not be modified for engine block or cylinder head clearance Holes may be cut to provide clearance for authorized suspension and drivetrain compo nents through their entire range of travel Additional structure may be added in order to attach allowed components to the chassis
218. that the op erating lever or knob is outside of the body panel immediately inboard of the upright member b CLoseD Sports RacinG Cars PRODUCTION CARS AND GT Cans In front of the windshield on either the cowl or on top of the fender but close enough to the windshield to be accessible if 138 2013 SCCA Nationa SoLo Rules 18 MobiIFIED the car is overturned Alternatively it may be mounted below the center of the rear window or on a bracket welded clamped or bolted to the roll cage or dash easily accessible through the open window Drilling of holes in roll cage to attach the bracket is prohibited C OPEN PRODUCTION AND GT Cars May exercise a choice among the above locations 3 Driveshaft Hoop RWD DM and EM vehicles shall have a drive shaft hoop capable of preventing the shaft from entering the driver s compartment or damaging any fluid or electrical lines in the event of joint or shaft breakage All cars in competition us ing open driveshafts must have a retainer loop with 360 of en closure 1 4 inch 0 250 6 35mm minimum thickness and 2 0 50 8mm wide or inch 0 875 x 0 065 22 23mm x 1 65mm welded steel tubing securely mounted and located so as to sup port and contain the driveshaft in event of U joint failure Vehicles that have a closed tunnel or other such structure which the driveshaft passes through such as the vehicle s frame may be considered for an exemption from the SEB i
219. the adjustable camber plate attachment to the strut The installation may incorporate an alternate upper spring perch seat and or mount ing block bearing mount Any ride height change resulting from in stallation of camber plates is allowed Caster changes resulting from the use of camber plates are permitted G Camber bolts may be installed providing these parts use the original unmodified mounting points Caster changes resulting from the use of camber bolts are permitted H Camber kits also known as camber compensators may be installed These kits consist of either adjustable length arms or arm mounts that provide a lateral adjustment to the effective length of a control arm Alignment outside the factory specifications is allowed Caster changes resulting from the use of camber kits are permitted The fol lowing restrictions apply 1 On double unequal arm e g wishbone multi link suspensions only the upper arms OR lower arms may be modified or replaced but not both Non integral longitudinal arms that primarily control fore aft wheel movement e g trailing arm s or link s of a multi link suspension may not be replaced changed or modified 2 On arm and strut MacPherson Chapman suspensions the low 2013 SCCA National SoLo Rue 99 15 STREET PREPARED er arms may be modified replaced OR other methods of camber adjustment as allowed by Sections 15 8 C or G may be used but not both 3 On swing or trailin
220. the original upper mounting holes may be slotted The drilling of holes in order to perform the installation is permitted The center clearance hole may not be modified Any type of bearing or bushing may be used in the adjustable camber plate attachment to the strut The installation may incorporate an alternate upper spring perch seat and or mounting block bearing mount Any ride height change resulting from instal lation of camber plates is allowed Caster changes resulting from the use of camber plates are permitted D Differential mount bushings may be replaced but must attach in the factory location s without additional modification or changes Dif ferential position may not be changed The amount of metal in a replacement bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited E Steering rack bushings may be replaced but must attach in the fac tory location s without additional modification or changes Steering rack position may not be changed The amount of metal in a replace ment bushing may not be increased relative to the amount of metal found in a standard bushing for the particular application Solid metal bushings are specifically prohibited This does NOT allow shimming or otherwise relocating the steering rack F Camber bolts may be installed providing these parts use the original unmodified mounting points
221. the original number of pistons Caliper mounting brackets may be replaced to accommodate this change but may serve no other purpose Alternate caliper brackets must bolt to the original caliper bracket mounting location s 15 7 ANTI ROLL SWAY BARS Vehicles may only exceed the allowances of Section 13 7 as specified herein Substitution addition or removal of any anti roll bar s is permitted Bushing material method of attachment and locating points are unre stricted This does not authorize removal of a welded on part of a sub frame to accommodate the installation or the cutting of holes to route the bar or links Non standard lateral members which connect between the brackets for the bar including allowed strut bars per Section 15 2 C are permitted The bar may serve no other purpose which is not explicitly permitted elsewhere herein Components such as anti roll bars and strut hous ings which serve dual purposes by also functioning as suspension lo cators may not be modified or substituted in ways which change the suspension geometry or steering geometry and may not be installed in positions e g upside down other than that of the original configura tion 15 8 SUSPENSION Vehicles may only exceed the allowances of Section 13 8 as specified herein A Ride height may only be altered by suspension adjustments the use of spacing blocks leaf spring shackles torsion bar levers or change or modification of springs
222. times LJ LJ LJ LJ Exceptional wear characteristics HAWKPERFORMANCE COM y Follow us on Ri E e 14 STREET TOURING 14 STREET TOURING CATEGORY The Street Touring category of vehicle modifications is meant to fit between the current Stock and Street Prepared categories This cat egory provides a natural competition outlet for auto enthusiasts using affordable sports cars and sedans equipped with common suspension and engine modifications compatible with street use Under the provisions of of these rules Regions are free to allow any other version of the Street Touring concept which meets the local needs In particular some leeway in the area of bodywork allow ances e g wings spoilers beyond those allowed in Section 14 2 F is encouraged at Regional Solo events See Sections 3 8 and 8 3 for documentation requirements 14 1 AUTHORIZED MODIFICATIONS All Solo Rules Stock Category allowances plus all allowances con 1 throug tained in Sections 14 4 10 14 2 BODYWORK A Pedal cover kits and other interior cosmetic accessories may be added Dress up items such as chrome dipsticks and non standard filler caps are permitted provided they serve no other purpose B The driver and front passenger seats may be replaced with the fol lowing restrictions The seating surface must be fully upholstered The top of the seat or an attached headrest may not be below the center of the driver s head The s
223. tion of any intake manifold may extend into the intake ports of the cylinder head or rotary engine end plate 5 LeveL 2 PREPARATION LIMITED PREP VEHICLES a All inducted air must pass through the throttle body and be sub ject to control by the throttle butterfly All single carbureted cars may fit a permitted optional carburetor per The standard or permitted alternate carburetor must not be modi fied Carburetor jets needles metering rods and needle valves are unrestricted Choke mechanisms plates rods and actuat ing cables wires or hoses can be removed The number of carburetors must not be changed from OE b Standard or permitted alternate carburetor s can use an adap tor plate and or a spacer in addition to any standard spacer between the carburetor s and the intake manifold Material for the adaptor plate and spacer is unrestricted No adaptor plate or spacer can serve any purpose other than to space out 126 2013 SCCA Nationat SoLo RULES 17 PREPARED and or mate the carburetor s to the permitted intake manifold The adapter or spacer cannot create a plenum or change the carburetor orientation The maximum thickness for the adapter spacer stock spacer or combination of all is 114 inches 1 250 31 75mm For the purpose of these rules an isolator is a spac er c Fuel Injection The standard throttle body must be retained and may not be modified The number of injectors must remain standard The mount
224. tional Championships unless its listing was published no later than the July issue of the pfficial SCCA publication The list of currently approved models is as follows No models are currently listed 2 Clones Clones replicas of SCCAG recognized production cars are per mitted to compete in DM and EM provided they comply with the following requirements a They are substantially similar to and recognizable as the origi nal manufactured vehicle on which they are based b Their specifications do not violate any rule stated herein c A clone shall not benefit from kit car manufacturer running changes unless those changes have also been submitted and approved 3 Other Models The Panoz Roadster is eligible for competition in DM and EM as a modified production based car 4 Specifications Weight and displacement specifications are as shown in B jc bis ha be modified beyond 17 2 but must Lampy ui NG L 1 Respe E tion 8 Sek b shape of the body must remain recognizak as that of the ap proved make and model The body must be made of a fire resis 2013 SCCA Nationa SoLo Rules 141 18 MobiFIED tant material Doors hoods trunk lids sunroofs hatchbacks etc need not function as originally designed Bumpers grilles lights glass and trim may be removed Side mirrors and tail stop lights are not required 2 Firewalls and floors shall prevent the passage of flame and de bris to the driver
225. tionat SoLo RULES APPENDIX A PREPARED Mustang 6 cyl amp 8 cyl 1979 93 Mustang Turbo amp SVO 4 cyl 1979 93 Mustang w o IRS 1994 04 Air may be ducted to the intake airbox through an opening in the back of the hood rectangular in shape maximum width of 20 maximum length 3 5 Opening may extend 1 into the windshield Mustang S197 chassis non supercharged 2005 13 Thunderbird V6 8 TurboCoupe 1983 88 Thunderbird V6 amp SuperCoupe 1989 97 General Motors Chevelle El Camino Tempest etc A body 1964 67 Chevelle Cutlass El Camino GTO etc A body 1968 72 LeMans Cutlass Chevelle El Camino etc A Body 1973 77 Malibu Cutlass El Camino etc A body 1978 81 Monte Carlo Grand Prix Regal El Camino etc A body 1982 88 10 S15 amp Sonoma 6 cyl 1982 93 S10 amp Sonoma 6 cyl 1994 04 Mercury Capri 6 cyl amp 8 cyl 1979 93 Capri Turbo 4 cyl 1979 93 Comet 6 cyl amp 8 cyl 1971 77 Merkur XR4Ti 1985 88 Pontiac Firebird amp TransAm 1967 69 Firebird amp TransAm 1970 81 Firebird amp TransAm 1982 92 Firebird amp TransAm 1993 2002 Trans Am Turbo 1989 GTO 2004 06 Saleen Mustang w o IRS or forced induction 1979 93 Shelby GT350 amp GT500 1965 70 Yenko Stinger 1965 69 1850 Ibs US Sedans 6 cyl and 8 cyl NOC 2013 SCCA Nationa SoLo Rules 209 PREPARED APPENDIX A D Preparep DP Weights are determine
226. to state and federal laws regarding their use It continues to be the responsibility of the individual to comply with such state and federal laws See Sections and B 3 for documentation requirements Specific vehicle classifications are located in Appendix Aof these rules 15 1 AUTHORIZED MODIFICATIONS A All Allowable modifications permitted in are allowed B Street Prepared vehicles may only be modified in excess of Stock Category rules in the following ways Any modification not specifically authorized by the Stock Category or Street Prepared rules is prohib ited No unauthorized modifications are permitted in order to accom modate authorized modifications e g non stock hood scoops or holes necessary for carburetor clearance Structural modifications such as the addition of members known as jacking rails are not permitted unless specifically authorized herein C Equipment and or specifications may be exchanged between differ ent years and models of a vehicle if a the item is standard on the year model from which it was taken and b the years models are listed on the same line oflAppendix A Street Prepared Classes The updated backdated part or the part to which it is to be attached may not be altered modified machined welded or otherwise changed to facilitate the updating backdating allowance Standard factory installation methods locations and configurations are al lowed The updating and or backdating of
227. tock Springs and torsion bars must be installed in the stock location using the stock system of attachment The use of tender springs is permitted provided the tender springs are completely compressed when the car is at static ride height Static ride height will be determined with the driver seated in the normal driving position 2 Shock absorbers are unrestricted provided the quantity and type i e tube of these items remains as fitted stock Shock absorbers must be installed in the stock location using the stock system of attachment The mounting of the remote reservoir of a remote reservoir shock absorber is unrestricted No shock ab sorber can be capable of adjustment by the driver while the car is in motion unless fitted as stock 17 6 BRAKES Brake systems including calipers caliper mounts disks drums lines backing plates pedals boosters master cylinders handles proportion ing devices pads linings etc are unrestricted except for Section 3 3 3 requirements and as follows A Brake rotors drums shall be located in the original position i e in board vs outboard B Brake rotor drum friction surfaces must be ferrous metal Carbon or ceramic composite brake rotors drums are expressly prohibited C Addition replacement or modification of Anti lock Braking Systems ABS is prohibited The standard system may be removed in its en tirety or disabled electrically in a manner not readily accessible while driving
228. uipment pistons may be used Additionally the replacement pistons must be of the same weight or greater as the original equip ment pistons Replacement pistons must match OE piston configu ration exactly including quench area The allowance for the use of aftermarket forgings vs OE castings does not permit alternate piston dome designs This allowance does not permit alternative ring con figurations Rotating and reciprocating parts may be balanced but not lightened Intake and exhaust ports and manifold openings may be matched provided no change is made more than one inch from the port mani fold interface Material may be removed to facilitate port matching but no material may be added Any transmission oil cooler may be used V The engine cylinder head s may be milled only to that amount speci fied in the manufacturer s workshop manual If no amount is speci fied then a maximum of 0 010 0 254mm may be milled 104 2013 SCCA Nationat SoLo RULES 15 STREET PREPARED W Axle halfshaft and driveshaft retention location devices may be in stalled for safety reasons to control the motion of attached shafts upon the failure of a coupling or universal joint They may serve no other purpose This allowance does not include C clip eliminators X Any crankshaft damper or pulley may be used rated dampers are recommended Supercharged cars may not change the effective diameter of any pulley which drives the supercha
229. ulkhead to bulkhead region d Vertical features above the bottom floor pan plane do not have to satisfy original minimum size or shape Note that the original width and length of the floor pan still have to meet the original dimensions Drivetrain tunnels and seat mounting platforms may be made smaller than stock with a Modified Tub weight adjustment A flat floor pan is legal 2013 SCCA Nationat SoLo Rules 143 18 MobiFIED e Floor pan material and thickness are open under Modified Tub allowances f Rear passenger doors if present may be replaced with non functional panels Front and rear doors and door openings may be altered to accommodate compliant wheelbase changes g All other cars Stock or Modified Tub whose factory wheelbase are less than 93 236 2cm may still change their wheelbase but it must be done without violating the floor pan length as determined by both front and rear factory bulkhead locations h All series of Lotus 7 7A and Super 7 and their clone or kit forms such as Birkin Westfield Locost are automatically clas sified as Modified Tubs This also applies to the Shelby Cobra and its clones i Tube frame cars are included in this tub category 3 Materials all tubs a Ferrous metal containing iron must be used for all primary load bearing structures of the car The primary load bearing structure is the main tub or chassis and its connections to the suspension No aluminum cages o
230. us all except Elise Exige amp Esprit Vehicles not meeting minimum weights Minimum WEIGHT CALCULATIONS WITHOUT DRIVER FWD 1350 lbs 125 Ibs per liter RWD 1600 lbs 200 lbs per liter AWD 1600 lbs 300 Ibs per liter Supercharged or Turbocharged SSM engines Add 1 4L to the actual displacement Rear wheel weight greater than 51 25 lbs per liter Tire width 275mm or less all 200 lbs Regardless of the weight formulas above no car will be required to weigh more than 2900 lbs STREET MobirieD CLass FRONT WHeeL Drive SMF ELIGIBLE VEHICLES All FWD vehicles Minimum WEIGHT CALCULATIONS WITHOUT DRIVER 200 2013 SCCA NarionaL SoLo RuLes See Fastrack Jan 2013 for new proposal APPENDIX A STREET MODIFIED 2 seater 1810 lbs 125 Ibs per liter 4 seater 1750 lbs 125 lbs per liter Supercharged or Turbocharged SMF engines Add 1 0L to the actual displacement Regardless of the weight formulas above no car will be required to weigh more than 3100 lbs Cars running in SMF using tires with a nominal width of 275 or less will NOT receive the weight adjustment as stated in the SM class 2013 SCCA Nationat SoLo Rules 201 APPENDIX A PREPARED PREPARED CATEGORY X PREPARED XP 1 XP vehicles must conform to the rules in Section 17 pxcept as noted herein This class is for almost any production car using almost_an automobile drivetrain Any vehicle meeting the requirements HEEN listed
231. utagsc O tigi saturn bas sos saturn en pp T Saturn JON Rede Sstekis Suum Lees i m Dk Suum eses God GStock c5 Saturn Noc O os saturn NOC Pon seeks Page 14 of 17 2013 SCCA Solo Stock Category Classification by Manufacturer Stan ey Regine Bei scion rg ppa esee Bdo fg tigi Son eooo 200543 Sto CHS Bdon ka sos Soe 200406 not eligible Scion bb 2008 12 Hd shelby onare SO oo Stock HS Sib Jeep Jo Too E Stockfe5 Shelby bel tock 88 Sheby E 196570 F Stockfe5 Shey ers o 967 70 Stock CFS Ster Bg pp Lese Ster Forester RO bsec Subaru mprz25 montas SstekiGS Subaru impreza WRK trons JO OO oo Subaru mpreawnxsn BStock o5 Subaru impreza WRXSTISpecial Edition 2010 stock Bs Ster Impreza NOC SSCS Seeks Subaru Legaey2 5GT o DStock p3 Suara eso NOC Seeks Ster Noc SSS nek Subaru Sedam Turbocharged Stock HS Subaru il ses Sunbeam ee a Stock HS Sunbeam ger LE Sai een pp LC Heck Suzuki aseene CCA AO ESTER ETICO Suzuki samurai pp tigi Suzuki sidekick neteligibie Saui wR o O HS Suzuki use
232. utilize a 73 wheelbase may compete even though the driver s feet extend be yond the front edge of the wheel rims 4 Minimum weights with driver Wheelbase greater than 73 750 lbs Wheelbase of 73 725 lbs AMW or Rotax engine Add 50 lbs 5 Rotax powered cars are permitted to use 34mm or 38mm Mikuni round slide carburetors AMW powered cars may use eitherthe 38 mm AMW carburetors or update to the 38 mm Mikuni round slide carburetors In order to accommodate the use of the approved Mikuni VM 38mm sidedraft carburetors on the AMW engine the use of the AMW intake manifold part 2736 00 is permitted as are the AMW rubber attachment boots gaskets and or hardware required for the use of this manifold Competitors using the Rotax 494 RAVE engine are required to use the 494 non RAVE rotary valve Rotax part 924509 or 924508 Ski Doo prefix 420 147 de gree designation that opens 135 degrees BTDC and closes 64 degrees ATDC in their engine RAVE valves shall be blocked in the full open position or left as delivered No other alterations are permitted 494 RAVE and non RAVE parts may not be inter changed between the two engines unless specifically noted 6 Competitors utilizing the Rotax 493 engine may leave the manu facturer s specified intake balance tubes in place or at their op tion completely remove the tubes and make the alterations re quired to plug the remaining holes No unnecessary alterations are permitted if the c
233. ve more than 4 wheels 1 2 3 4 Minimum wheel diameter is 10 5 6 Brakes must conform to those specifications listed in Section The brakes shall be a dual system arranged in a manner to provide braking for at least two wheels in the event of failure in part of the system 7 A roll bar conforming to Appendix CJ is required 2013 SCCA National SoLo Rules 149 18 MoprFiED Exception The bar must extend at least 2 50 8mm above the driver s helmet in the normal seated position and a head restraint keeping the driver s head from going under or behind the roll bar is required 8 Five six or seven point driver restraint systems are required per Club Racing Section 9 3 19 9 Vehicles shall have a Master Cutoff switch complying with Club Racing Section 9 3 34 10 Aerodynamic devices may not have an overall width greater than 75 190 50cm 11 No aerodynamic device may extend more than 66 167 64cm above the ground 12 The total area of all wings shall not exceed 20 sq ft 129 03cm computed as previously described in Section Modified Cat egory Aerodynamics 13 Movable side skirts are allowed 18 5 FORMULA SAE FSAE A Vehicles constructed to any single year s Formula SAE rules 1985 on to include all FSAE safety items for that single year are eligible to run in SCCA Solo events The FSAE rulebook year shall be specified on the entry form and those rules shall be provided by the entrant
234. wise be approved by the SEB The tire model must have Department of Transportation DOT approval D Within each tire model the sizes which are available must be equally available to all competitors Tire model variations differing from stan dard specification delivered only on a limited basis or only to se lected competitors may not be used E No non DOT racing tire or recap on any casing may be used Sip ing or re grooving of tires is not permitted F Each tire model must be sold in at least 4 rim diameters with a total of at least 6 sizes G Tire must fit the allowable wheels and fender wells without modifica tion H Each tire must have non zero measurable tread depth i e points where it is possible to obtain positive measurement values as de scribed in Section 3 3 3 B Tires may not have cord visible at any time during competition 74 2013 SCCA National SoLo RuLes 13 Stock 13 4 WHEELS Any type wheel may be used provided it complies with the following it is the same width and diameter as standard and as installed including wheel spacers if applicable it does not have an offset more than 6 35mm from a standard wheel for the car The resultant change in track dimensions is allowed Tire pressure monitoring sensors may be removed Wheel spacers are permitted provided the resultant combination com plies with the offset requirements of this section Wheel studs lug nuts valve stems including
235. with a windshield of any material that meets the top of the windshield frame shall be consid ered the top of the roofline and the car may use the wing mounting rules in for a closed car Front splitters are allowed and shall be installed parallel to the ground within 3 fore and aft and may extend a maximum of 6 15 24cm forward of the frond bodywork fascia as viewed from above Splitters may not extend rearward past the centerline of the front wheels No portion of the splitter may extend beyond the widest part of the front bumper as viewed from above d Steering wheel pedals and driver s seat must be completely to the left or right of vehicle centerline e Exhaust may exit through the bodywork Rocker panels may be mod ified for exhaust routing f The transmission tunnel cover may be altered to allow the installa tion of an alternate transmission and or driveshaft Cars originally equipped with a removable transmission tunnel cover may substitute a tunnel cover of an alternate material g The shift lever opening in the body of the car may be altered to allow the installation of alternate shift linkage h Non OE replacement bodies are allowable for the Factory Five Road ster Challenge Car and Superformance MKIII Replacement bodies must not confuse the identity of the vehicle i Minimum track width is 55 139 7cm WHEELS Any size wheel may be used Wheel size does not affect minimum weight SHOCK
236. y be no wider than the original bodywork and it shall not protrude beyond the overall perimeter of the body work as viewed from above The use of endplates is prohibited Angle of attack is free The spoiler may not function as a wing J Rollover structures 1 Roll bars must comply with Section 13 2 1 1 in Stock category 2 Roll cages must comply with the following a The roll cage need not be removable It shall be bolted or weld b ed to the car The cage shall attach to the car at no more than 8 points con sisting of the basic cage with 6 attachment points and 2 addi tional optional braces c The forward part of the cage shall be mounted to the floor of the vehicle If used the 2 optional braces referred to in 2 shall be mounted one on either side from the forward section of the cage to the firewall or front fender wells No braces shall pass through the front firewall Roll cages that utilize NASCAR style door bars that protrude into the door cavity must comply with the roll cage re quirements for production based cars Roll cages which utilize door bars that protrude into the door panel must comply with all Club Racing GCR requirements for roll cages Installation of roll cages in Street Prepared cars must follow the same standards for interior modifications to accommodate the cage installation as those which are applicable to Touring cars in Club Racing K The use of a fuel cell which complies w

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