Edelbrock 3527 Automobile Parts User Manual
Contents
1. DB9 SERIAL CABLE OPTIONAL NOT INCLUDED IN KIT ens J25 ande PC COMMS __ TO SERIAL PORT USE WITH SYSTEM EDITOR g SOFTWARE FOR OPTIONAL h di PC TUNING J24 CAL MODULE m I CAL MODULE ADAPTER M gag e2 J19 PUMP CAL MODULE HANDHELD CAL MODULE E FOR TUNING WITHOUT PC The engine controllers included in the Edelbrock Pro Flo system CANNOT be edited live using the System Editor software In other words System Editor can only be used to edit the calibration file loaded in the software You cannot directly edit the calibration file loaded into the ECU When you make changes to a calibration file it must be saved and flashed into your ECU s memory before those changes take effect For additional information on using System Editor to edit your calibration files refer to the online help by selecting the Help menu at the top of the screen E Hero r lo Wie Siem Editor CF T A Tess Syao ink Windew Hen eae es gel Wibe Qi Ada 10 ER JJ enm Tri pedro id Tec AAD nie 100 r6 x pras 28 5 a ot e Macte a a a Fus P Pd Throttie i 18 5 Spark Advance 22 0 _ pub gt i m i E S nea Mg 1 5 eu mj 3 2 Lala Contd T Le D WwalarTamp 490 xS 5 pnl nm F Tarra Cak anm2. Catalog 3527 3528 24 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 IGNITION SYSTEM The photo below shows how the distributor ignition harness and Main System Harness are connected A KEY ON wire Pink with black stripe is also included in the Pro Flo system This wire connects to a reliable switched 12v source Make sure there is power with the key on and also while cranking REFER VEHICLE REPAIR MANUAL FOR WIRING DIAGRAM IF NECESSARY ENGINE POSITION SENSOR BLACK WHITE ORANGE oO FROM J6 MAIN a WIRE HARNESS d GROUND REAR OF CYL HEAD IGNITION COIL EDELBROCK IGNITION HARNESS ELECTRONIC CONTROL UNIT SYSTEM ECU The Electronic Control Unit ECU must be mounted away from moisture excessive heat or vibration Underneath the dashboard on the passenger side or behind the glove box are recommended locations Use the supplied bulkhead connector to connect the engine and chassis harnesses through the firewall Catalog 3527 3528 25 Rev 8 08 AJ mc Pro Flo EFI Installation Instructions A BLACK C PNK BLK FROM J4 MAIN WIRE HARNESS NOTE The red and brown wires should be the only coil connections Do not add another switched power wire to the positive terminal Ru Eae occ PRO FLO 2 ELEC TREET FUEL INJECTION 2008 Edelbrock Corporatio
3. 9 Catalog 43527 43528 12 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 SENSORS The Edelbrock Pro Flo XT system interprets overall engine operating conditions and fuel spark requirements based on readings from sensors that measure specific engine conditions The Pro Flo system includes five sensors 1 Manifold Absolute Pressure 2 Manifold Air Temperature 3 Coolant Temperature 4 Throttle Position 5 Exhaust Oxygen 02 MANIFOLD ABSOLUTE PRESSURE SENSOR The Manifold Absolute Pressure sensor mounted on the intake plenum converts air pressure load in the manifold to an analog signal sent to the ECU For more information on Manifold Absolute Pressure refer to the section on Speed Density Electronic Engine Management MANIFOLD AIR TEMPERATURE SENSOR The Manifold Air Temperature sensor is a thermistor device which measures air temperature This sensor must Wwe be installed the air intake tract between the filter and nmn I the throttle body Drill the inlet tube with a 3 4 drill deburr any sharp edges install MAT sensor grommet then slide sensor into grommet NOTE The end user is responsible for sourcing and attaching an appropriate air filter and inlet tube to the I throttle body The inlet has an outside diameter of 4 25 TYPICAL AIR TEMP LOCATION AIR FILTER Catalog 3527 3528 19 2008 Edelbroc
4. 2 eu Dimmie Tables Moon Lamina 7 T 005 Lambeau Gin T nu mi 5ysiem Lurribmni xu en el Be 88 Pi Supe z gt i E ca Edel f 1 ECU Cul Lambda wu Lambda 1 E na E No Chery lt i EN c Limbdi 2 i 0 05 Lambda Moa 20 05 is Age 045 fe m AS nn LLLI am Tete 51 Ecu Temp 24 0 050 1850 Far Hein grass F1 Catalog 43527 43528 35 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 CALIBRATION MODULE DIAGRAM POWER ON 1 2 second commercial RPM 3000 FUEL 4 0 ms UP 20 180 F TPS 28 UP Idle 25 RPM 3000 UP RPM 3000 sssssssss 12 0Hg SPK 36 DOWN 98 FVolt 14 5 DOWN TPS 28 Target 950 DOWN VAC 12 0 ase software identification UP DOWN ui MODIFERS gt g UP DOWN 9 monnERa UP DOWN ENTER MODE ECU Q1 3 c WEBER 93f CAL EDEL xxx CM a aid ENTER MODE FUEL WOT 1000 056 FUEL 1000 0 SPRK WOT 1000 40 SPRK 1000 0 EXIT scroll ENTER EXIT 12 scroll ENTER EXITt EXIT scroll ENTER Lb o 7 i T 1 1 FUEL 06 1000 096 FUEL 2000 096 sPRK amp 1750 10 8 1000 0 EXI EXITt
5. TABLE OF CONTENTS Part 3527 and 3528 etter TU TTD 1 2 Wi MITT 3 BV JEN RII ee 6 Tae UTE Eel MS RR TT 10 13 02 Sensor Installation ssseeeeeeeeeeenennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nennen nnn 15 Main System Harness 16 ONON S e E E E E E E 25 Other Applications 26 Software Installation eee 28 Capran el OOM 29 5 i a E E E E E N 30 Electronic Engine 33 Pro Flo Quick Tuning 34 Calibration Module FIOWCHArt cccccccesscccsseccssseecsseeccseeeccseeeeseeeceseeeceaeeseeeeecaeasseaesceaeesceateseseneseauaseanss 36 Pans of SBIVICE Ce VV OEPATIDI ii 39 INTRODUCTION Thank you for selecting the Edelbrock Pro Flo XT Fuel Injection System This Multi Point Fuel Injection System has been designed for 350 c i d small block Chevrolet engines and is designed to provide excellent performance fuel economy and maintenance free operation Installation of the Edelbrock Pro Flo XT Fuel Injection System involves modifications to the fuel system ignition system induction system and possibly the valve train Although there are steps that must tak
6. 19 Pro Flo EFI Installation Instructions Catalog 3527 3528 Rev 8 08 AJ mc SHELL 12065287 CONTACT 12103881 SHELL 12015793 CONTACT 12089188 CABLE SEAL 12015323 CYL 1 CYL 2 E n E o m c ol E o o BATT POS BATT POS GND INJ 8 oco INJ 1 ni VALVE 2 PWM IAC J2 CUSTOMER INTERFACE 12 POSITION METRI PACK 150 SHELL ASSY 15326849 CONTACT 12191819 2008 Edelbrock Corporation Brochure No 63 3527 INJECTORS 2 WAY BLACK METRIPACK 280 1 SEALED FEMALE ASSY 12129142 CONTACT 12077939 CYL 3 CYL 4 CYL 5 CYL 6 CYL 7 CYL 8 tc INJ 2 BATT POS INJ 4 INJ 3 E IE INJ 7 om E p E gt INJ 6 BATT POS Bs INJ 5 e Bg BATT POS m ORANGE RT2 BATTERY POSITIVE 14AWG ORANGE 12V STARTER NN 3 8 RING LUG HEAVY DUTY RT1 NEN GND BATTERY NEGATIVE mn 5 8 RING CONNECTOR COOLANT TEMP H20 e 2 POSITION o SHELL ASSY 12162193 CONTACT 12124075 AIR TEMP AIR TEMP A 2 POSITION e ESL es 5 16 METRI PACK SHELL ASSY 12162197 CONTACT 12124075 GND MAP SENSOR 3 POSITION MP J METRIPACK 17 SHELL 12129946 per CONTACT 12064208 CABLE SEAL 12129926 OXYGEN SENSOR GND SENSOR 4 POSITION HEATER 02 METRI PACK BATTPOS O CONTACT BATT POS CONTACT 12048074 14AWG FUEL PUMP 14AWG BATT NEG 2 POSITION o WEATHER PACK 14AWG BAT
7. 2 1 1 1 1 2 1 1 1 1 3 1 1 4 1 5 1 1 Fuel crossover line Catalog 3527 3528 Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Fuel filter clamp 1 4 pipe to 3 8 hose fitting Return line adapter Throttle body gasket 5 6 fuel line 5 11 32 PCV hose PCV valve Std 1 4 inch Schrader valve 1 4 20 x 1 25 socket head capscrew 1 4 20 x 1 socket head capscrew AC adapter ECU Calibration module cord adapter Calibration module cord Calibration module Throttle bracket Mechanical fuel pump block off plate 3 8 5 8 hose clamp Ignition coil 1 8 pipe to 3 8 hose fitting 1 8 pipe to 3 16 hose fitting 1 8 pipe to 11 32 hose 90 fitting 7 32 vacuum hose 5 8 hose Lube 1 4 20 x 5 socket button head bolt 1 4 20 x 5 hex flange screw Fuel regulator nut MAT sensor grommet 45 fitting 6 fuel pump fitting 1 1 1 1 1 1 1 1 5 4 1 1 1 1 1 1 1 2 1 1 1 1 5 1 2 2 1 1 1 2 1 6 to 3 8 pipe adapter 2008 Edelbrock Corporation Brochure No 63 3527 SERVICE In the event that your Edelbrock Pro Flo System should need servicing return the unit pre paid to the Edelbrock Service and Repair facility at 2700 California Street Torrance CA 90503 Do not atte
8. Flo Installation Instructions Brochure No 63 3527 MAIN SYSTEM HARNESS This diagram illustrates the engine side of the Pro Flo XT Main System Harness 02 SELECT DISTRIBUTOR T P S COIL 2 POSITION 3 POSITION 3 POSITION 3 POSITION METRI PACK WEATHER PACK METRI PACK WEATHER PAK FEMALE TOWER FEMALE ASSY TOWER SHELL 12052641 CONTACT 12084200 CABLE SEAL 12089678 SHELL 12015793 CONTACT 12089188 CABLE SEAL 12015323 3 ES 2 SW VREF uU 2 N 1 SW BLUAWHT E 20 VREF GRAY E J goiter zope ray Y j goss 0 0 Buwe 9o 3 me 19 799 mv 45 1795 woe __ 423 097 wn 14 COOLANT TEMP YEL BLK 45 AIR TEMP TAN 4 amp 9 1 LAMBDA2 wioeeano arees O O OO O FIREWALL INTERCONNECT 17 LAMADA 2 WIDEBAND 18 LAMBDA 1 NARROWBAND PPL 4 37 POSITION 49 EATER 023 RN SHELL ASSY 2061501 Tacnu TT CONTACT 66399 SOCKET 20 d CABLE CLAMP KIT 24 BATT Pos ORANGE 14AWG Ft 206512 22 COIL 2B WHT BLU 2 NIC 2 12V BATTERY ORANGE 14AWG 25 42 V SWITCHED PINK BLK j 2 IAC COIL 2A WHT YEL wc COIL 1B WHT RED 270 pgp ccona wre 2 0 y UtLPRESS 34o 9 L PRESS TAN YEL f 32 NIC 33 GND BLKMWHT ORG 346 GND BLKMHT ORG 3 VALVE 2 PWM IAC DK GRN 36 GND BLK WHT YEL 37
9. Refer to the SYSTEM START UP section of this manual for details Catalog 43527 43528 9 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 ASSEMBLING PRO CLASSIC HOSE Step One Cut hose to length as straight and square as possible with razor blade type hose cutter or shears Step Two Unscrew socket from hose end Push hose into socket turning counter clockwise until hose is seated Step Three Apply Russell assembly lube to threads on nipple assembly and in socket Insert nipple into socket hose Step Four Hold socket hose in vise Turn nipple with wrench until there is less than 1 16 between nipple hex and socket against step in socket Make and start threads by hand Repeat Steps 1 3 for other end of sure rubber part of hose does not clockwise hose Then flush hose assembly protrude into socket threads with solvent or soapy water and blow clean with compressed air or let air dry INDUCTION SYSTEM The Edelbrock Pro Flo XT system delivers fuel and air to the engine via the induction system consisting primarily of a manifold 90mm air valve fuel rails and fuel injectors The induction system is fully assembled tested seal checked and flowed at the factory and is as easy to install as a manifold DO NOT DISASSEMBLE any of these components during installation FUEL RAILS The extruded aluminum rail assembly routes the high pressure fuel to the injec
10. can address the problem directly In this scenario we will say the unit is showing a lean condition red light In which case fuel will need to be added We will also say that when driving and using the Global Modifier to find the exact amount of fuel required it was determined that the amount needed was plus ten percent 10 In the Surround and Conquer method you will add fuel at the four locations surrounding the problem area This is shown in the figure below ENGINE RPM 1000 2000 3000 4000 5000 7000 In this example tune by adding 10 fuel at each area marked by an X surrounding the problem area VACUUM When the required amount of fuel has been added at each surrounding fuel cell complete the operation by returning to the Miscellaneous Modifiers menus and turning the Closed Loop Fuel ON Press the SAVE key then the ENTER key The hand held unit will show SAVING IN PROGRESS Repeat this procedure at each problem area to complete the tune up Catalog 43527 43528 34 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 OPTIONAL PC TUNING FEATURE MAIN ENGINE HARNESS To use the optional PC tuning feature connect a DB9 serial extension cable to connector J25 of a the main harness Connect the other end to your PC s serial port as shown Double click on the System Editor icon shown below MAIN ECU CONNECTORS
11. drive the vehicle and note any areas that have problems Circle those areas as a baseline When circling the area where a problem exists you are circling the RPM and Vacuum reading that is present when the problem occurs Note whether it is running rich green light or lean red light at each problem area Once any problem areas have been located and noted rich or lean go into the Miscellaneous Modifiers menu and turn off the Closed Loop Fuel exit go to Fuel Modifiers and then into Global Fuel Now drive the vehicle and drive back to each problem area When driving in a problem area add or subtract fuel to obtain the smoothest operation at that driving point Write down the quantity plus or minus of fuel required to achieve a smooth operation When all the problem areas have been noted and the amount of fuel required to achieve smooth operation has been noted at each problem area you may now do each adjustment one at a time to achieve a complete tune up To input this information you will need to make sure the Closed Loop Fuel is in the OFF position Go to each area and enter the information If you have found a problem that is not exactly in the center of one of the fuel cells you will still be able to tune the area by using the Surround and Conquer method for properly managing the fuel curve Listed below is an example of this method Assume that you have found a problem area at 2500 RPM and 15 inches of Vacuum This is not an area where you
12. iicr Brochure No 63 3527 2008 Edelbrock Corporation 16 Pro Flo EFI Installation Instructions Catalog 3527 3528 Rev 8 08 AJ mc INJ 5 BLK ORG INJ 6 BLK YEL INJ 7 BLK RED INJ 3 BLK BLU INJ 2 BLK PPL BLK GRN PWM VALVE Boos PUMP RELAY TAN WHT INJ 8 BLK GRAY N20 STG 1 E HEATER 02 BROWN _ N20 STG 3 MAP SW BLU WHT mE n NEN ECU CONNECTOR HOUSING AMP 2 1437285 3 TERMINAL AMP 3 1447221 3 PIT SW N20 ENABLE RS232 RXD EFI WHT BRN GND BLK WHT ORG __ BEACON N20 SW MEME N20 STG 2 VALVE 2 PWM IAC DK GRN BLK WHT ORG SWITCH 1 OIL TEMP LAMBDA 2 WIDEBAND LT BLU CURRENT LOOP RXD RS232 TXD EFI RED BLU GND BLK ara o o SYNC CAM PPL WHT LAMBDA 1 NARROWBAND PPL C LL n CTT TT IAC COIL 1B WHT RED ECU CONNECTOR RS232 RXD CAL MODULE GRN WHT fe ae eS HOUSING AMP 2 1437285 2 TERMINAL AMP 3 1447221 3 CRANK PPLIWHT GND MIXTURE SW IAC COIL 2B WHT BLU Lo o y IAC 1A WHT PPL COOLANT TEMP YEUBLK ___ EM ERES RS232 TXD CAL MODULE ORANGE LLL IAC COIL 2A WHT YEL Po Se BOOST SW MAP LT GRN FUEL PRESS BROWN YEL COIL 1 WHT PRO FLO XTR SYSTEMS ONLY PRO FLO XT XTR SYSTEMS ONLY FOR USE WITH MULTIPLEX COIL DRIVER ONLY MAIN SYSTEM HARNESS This diagram illustrates the chassis side of the P
13. on any screen Closed loop fuel OFF EXIT H scroll ENTER 3 1 EXIT H scroll ENTER Rev limiter RPM 6750 EXITti secroll ENTER Return to main menu Catalog 3527 3528 36 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 Catalog 3527 3528 Rev 8 08 AJ mc PART NUMBERS Many of the components of the Pro Flo system are available separately Many are standard OEM parts In the event that one of these parts need to be replaced you are likely to find a replacement at your local parts supplier in addition to your local Edelbrock dealer or directly from Edelbrock Edelbrock Pro Flo Fuel Injection 5 Edelbrock 3527 3528 ECU power relay Fuel pump relay eren Edelbrock 3586 Manifold Absolute Pressure sensor eme Edelbrock 36019 GM 12569240 Manifold Air Temperature sensor Push In eeeeeeee Edelbrock 3578 AC12160244 Coolant Temperature ERE ERE o old RED REN Edelbrock 36012 GM 25036979 Throttle Position Sensor Edelbrock 3590 Dygen 03 SINS ON EE eed Edelbrock 36013 High pressure fuel PUMP cccceescccssseeesssseeccsseeeeseseeeeesseeeeeeseeeeecseeeeeesteeeseaeess Edelbrock 3594 gii eee v
14. scroll ENTER EXIT scroll ENTER ITt gr EXIT scroll ENTER FUEL amp 12 1000 0 gt FUEL amp 3000 095 SPAK amp 18 1000 0 SPRK 2500 0 EXIT scroll ENTER EXIT scroll ENTER EXIT 4 EXIT scroll ENTER UP DOWN f UP DOWN UP DOWN f UP DOWN 1 FUEL 18 1000 0 FUEL amp 4000 0 Global SPRK Mod 0 SPAK amp 3500 0 EXITH scroll ENTER EXITri scroll ENTER EXIT scroll ENTER EXIT scroll ENTER Transient Fuel 0 FUEL amp 5000 0 SPRK amp 4500 40 EXIT scroll ENTER EXIT 2scroll ENTER EXIT scrol ENTER Cold Start Fuel 0 FUEL 7000 0 SPRK 6000 0 EXIT 12 scroll ENTER EXIT scroll ENTER EXIT scroll ENTER Global Fuel Mad 0 EXIT scroll ENTER FROM ANYWHERE IN MENU MISC MODIFIER S UP DOWN ENTER to select SAVE RESTORE cmm ENTER MODE Target Idle RPM 950 SAVE data set A B C RESTORE baseA B C EXI scroll ENTER EXITt scroll ENTER EXIT H scroll ENTER Idle Fuel Mod 0 Saving In progress Restore In progress EXITt Saving in progress Restore In progress UP DOWN 1 MODE l MODE ide Spark Mod Saved to data set A Data set A RESTORED EXITti scrollENTER Press EXIT Press EXIT neis Mon MONE EXACT ENTER N Scr t NOTICE Some values shown represent arbitrary examples DIAGNOSTIC error messages will flash
15. 00 Spark 09in 1000 0 00 Spark O09In 2000 0 00 Spark 9 3000 0 00 Spark 09in 4000 0 00 Spark 9 5000 0 00 Spark 09In 7000 0 00 Spark 18ln 1000 0 00 Spark 8 181 2000 0 00 Spark 18ln 3000 0 00 Spark 18In 4000 0 00 Spark 18In 5000 0 00 Spark amp 18In 7000 0 00 Resets 7 Global Fuel 1 00 Idle Fuel 1 00 Cold Start 1 00 Transient 1 00 Global Spark 0 00 Idle Spark 0 00 Idle Target 1300 Idle Activity 0 00 Rey limiter 7000 Base Timing Off Closed Loop On Idle Control On iLink Closed 2008 Edelbrock Corporation Brochure No 63 3527 SELECTING THE PROPER CALIBRATION NOTE The intake 050 column represents the camshaft intake lobe duration in degrees measured at 0 050 lift This data is standard and provided Application Kit Part Calibration No Intake 050 with all camshaft specifications Stock 220 The intake duration has a large 220 Greater _ influence on the amount of 200 Greater Vacuum your engine produce and will significantly affect the overall tuneup Starting with the correct calibration file will reduce the amount of tuning needed To load a new calibration file into Load new Man NOTE Edelbrock recommends the ECU go to File Load New minimum of 112 for intake lobe e seperation angle on all Pro Flo Bel EFI applications A value
16. 2 12v Starter Permanent Power 7 amp J19 Fuel Pump J18 0 Sensor NS Ignition Harness J4 Distributor J2 Customer Interface Oo Sensor Select J1 Firewall i X Bulkhead Connector y A P J3 Firewall Se Connector 120 Switched Power J7 Calibration Module o Main Relay Fuses Main ECU Connector 27 J2 Main ECU B 27 lt _ J8 PC Interface Connector BULKHEAD CONNECTOR Mount plate to cabin Engine Harness Chassis Harness 2008 Edelbrock Corporation Brochure No 63 3527 22 Pro Flo EFI Installation Instructions Catalog 3527 3528 Rev 8 08 AJ mc i HROTTLE CABLE INSTALLATION A r The Pro Flo XT manifold includes a universal throttle cable bracket that will simplify many installations The Pro Flo XT system is only compatible with throttle cables applications using a throttle rod will need to be converted to cable with a kit such as the TC 1000LS1U from Lokar The Idle Air Control solenoid attaches to the harness with Connector J20 i TP 5 F UNE 7 rpi T i FT PAPE Se I Lx M F DE Pt e a Jl P Jue LES ia The Manifold Absolute Pressure sensor attaches the harness with Connector J17 The Throttle Position sensor attaches to the harness with Connector J5 The Coolant Temperature sensor attac
17. ASIONED BY THE BREACH OF ANY WRITTEN OR IMPLIED WARRANTY PERTAINING TO THIS SALE IN EXCESS OF THE PURCHASE PRICE OF THE PRODUCT SOLD If you have any questions regarding this product or installation please contact our Technical Department from 7 00am 5 00pm Pacific Standard Time Monday through Friday at Tech Telephone 800 416 8628 Fax 310 972 2730 Edelbrock Corporation 2700 California Street Torrance CA 90503 Catalog 3527 3528 39 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527
18. T POS SHROUD af SHELL 12034074 CONTACT 12089040 CABLE SEAL 12015323 COIL 2B IDLE CONTROL 4 POSITION METRI PACK 150 2 SERIES SHELL 12162188 CONTACT 12103881 COIL 1B Catalog 3527 3528 20 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 PNK BLK WIRE J CONNECT TO KEY ON PWR FIREWALL INTERCONNECT MUST BE HOT IN START AND RUN POSITIONS n i CHASSIS HARNESS LAYOUT ty GJ T 1 1 i JS J6 RELAY PUMP ECU FUSE FUSE J8 MAIN ECU CONNECTORS BER OPTIONAL Li Toy TT PC COMMS J7 CAL MDDULE m L CAL MODULE ADAPTER CAL MODULE HANDHELD CAL MODULE INSTALLATION The Pro Flo XT Main Harness is divided into two pieces the engine harness and chassis harness A bulkhead connector is provided as a pass through firewall connector 1 Inspect the Main System Harness making sure that all connectors and grounds are properly in place 2 Edelbrock strongly recommends mounting the Pro Flo XT ECU in the passenger compartment to protect it from possible damage A 37 pin bulkhead connector has been supplied to simplify wire routing Mounting this connector will require drilling an 1 1 2 hole in the firewall along with four 3 16 holes for
19. WITH THE BASE TIM G SET ON SERIOUS ENGINE DAMAGE MAY RESULT NOTE If you use an advance type timing light the degrees advance shown on the Calibration Module SPRK should always agree with the actual reading at the crank with the timing light 9 Press the MODE key You can now leave this screen using the UP ARROW or DOWN ARROW keys Catalog 3527 3528 31 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 Idle Adjustment This procedure is a general recommendation intended to help you tune up your Pro Flo system NOTE n manual transmission cars this procedure must be followed with the in Neutral and with the clutch pedal pressed In automatic transmission cars this procedure must be followed with the car in Drive and with the brake pedal pressed Idle Calibration Procedure e Prior to idle calibration you need to have completed the System Start Up procedure e Warm up engine to at least 175 F Idle Control e Using the calibration module Select MISC MODIFIERS and Set Idle Control OFF Set Idle Mechanical Stop e Set the mechanical stop screw so that idle speed in park neutral is 50 100 RPM higher than you want the engine to actually idle in gear with the idle control turned on Typically 600 1000 RPM depending on the installed camshaft e We find 650 RPM a good idle for our 3512 with Performer Plus camshaft calibration Set Idle Fuel Modifier and Id
20. caution is necessary when using a high pressure fuel line The provided fuel filter should be mounted between the engine compartment and the fuel pump to allow fuel to be pushed through the filter rather than drawn through Electrical connectors should face the front of vehicle Make sure the fuel pump is mounted at or below the bottom of your fuel tank If the pump is mounted above this point fuel pump failure will occur Engine Side FUEL PRESSURE REGULATOR AND FUEL SUPPLY LINE Fuel pressure is as important as fuel volume particularly in fuel injection The Pro Flo XT fuel pressure regulator maintains a constant pressure at the injectors with a spring loaded by pass to the return fuel line Manifold Absolute Pressure references the regulator diaphragm to maintain constant pressure across all 8 injectors regardless of fluctuating manifold pressure vacuum level The fuel that is not injected is returned to the fuel tank via the return fuel line Return Side Supply Side RETURN FUEL LINE Due to the high fuel pressure used by the Pro Flo system the supplied 3 8 inch Pro Classic high pressure fuel line MUST be used as the primary fuel line and a bypass fuel return line must be installed There are three options for installing a bypass return line 1 Use the 3 8 Pro Classic rubber fuel line provided with the system as the fuel return line 2 Use the vehicle s existing primary line as the fuel return line with modification to the p
21. e Edelbrock Pro Flo system has been installed there are a few procedures you must follow to break in the system Carefully performing these break in procedures will ensure best results and optimal performance Use this checklist to double check the following areas BEFORE starting the car Q Has the battery been reconnected Q Has the radiator been refilled with coolant Q Has the gas tank been refilled Q Has the oil been replaced Q Have all linkages been reconnected Q Have all wiring harness connectors been connected Q Have all fuel lines been reconnected Q Has the exhaust system been completely re installed LJ Has the 02 sensor been installed and connected Q Have resistor type spark plugs been installed Q Has the calibration module been connected to the main harness Priming The Fuel Pump Before the engine is started the fuel pump must be primed to pressurize the system and purge the fuel line of all air Turn ignition key to the ON position You should hear the fuel pump go on It will pump for 2 or 3 seconds and disengage Turn the key to the OFF position for 1 second Turn the key to the ON position again The pump will go on for another 2 or 3 seconds Repeat this procedure until the pump has been cycled three or four times and is primed The tone of the fuel pump will change when all air is out of the fuel system 5 If there is no tone or no change in tone the system is not priming Check the entire fuel system fo
22. e from distributor and ground it THIS STEP REQUIRES TWO PEOPLE OR USE OF A REMOTE STARTER SWITCH While one person rotates the engine by slowly bumping the starter the other holds his finger over the Number One plug hole until compression is felt Continue to bump starter until timing mark on the crankshaft pulley shows approximately 10 degrees Before Top Dead Center Position rotor to approximately align with the Number One cylinder plug wire terminal in distributor cap The distributor has a 1 stamped on the body This stamped position corresponds to the 1 plug wire position and cannot be changed If the 1 plug wire is not located on the post above the stamped 1 the rotor phasing will be wrong Start the engine RPM FUEL 0 0 ms The Calibration Module screen will display this screen 0 0 Hg SPK 10 lt MISC MODIFIERS gt Press the DOWN ARROW key once to reach this screen ENTER to select Target Idle RPM xxxx Press the ENTER key to display this screen MODE yA SCROLL ENTER Base Tim g set OFF Press the UP ARROW key six 6 times until the module displays this screen MODE A S Scant ENTER Press the ENTER key Press either ARROW key and the screen will display Base Tim g set ON Set the base timing using a timing light and engine running at 1500rpm Turn the distributor until 10 advance is set Press the UP ARROW or DOWN ARROW key to turn Base Tim g set to OFF WARNING DO NOT DRIVE THE VEHICLE
23. e place before others the modifications do not necessarily have to be performed in a particular order Each modification is described in a separate section in this manual Please study these instructions carefully before beginning installation of any part of the Pro Flo XT system If you have any questions do not hesitate to call our EFI Technical Hotline at 800 416 8628 7am 5pm PST Monday Friday E mail EFitech edelbrock com Catalog 43527 43528 1 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 sue t EZA pee EE UNT ALLE PRIMARY KIT COMPONENTS Fuel filter Fuel rail assembly Fuel pressure regulator High pressure fuel pump Intake manifold Four barrel air valve Idle Air Control IAC solenoid integrated with air valve Main system harness Fuel pump harness Installation package Ignition Harness MSD Blaster Coil Electronic Control Unit System ECU Calibration Module Distributor conversion kit Fuel injectors ECU power relay Fuel pump relay Manifold Absolute Pressure MAP Sensor Manifold Air Temperature MAT Sensor Coolant Temperature Sensor CTS Throttle Position Sensor TPS integrated with air valve Oxygen 02 sensor USB Serial Converter Software CD Mallory Distributor Pro Flo XT components including the Manifold Absolute Pressure senso
24. e them at a glance HE o It allows Edelbrock tech support personnel to view your ECU AAT PRO FLO data real time using the iLink feature internet connection xut required It allows you to send your existing calibration file to Edelbrock tech support personnel using the iLink feature internet connection required It allows the user to perform software updates if necessary To connect the ECU to your PC plug the 34 pin ECU connector into the ECU The connector will only plug in one way Connect the DB9 serial connector to your PC either directly or through an extension cable not included Plug the AC Power Adapter into a standard wall socket NOTE A USB to Serial converter is included with the kit to be used if your PC does not have a 9 pin serial port Connect the USB end of the adapter to your PC and the serial port 9 pin end to the power adapter harness Follow the instructions included with the USB adapter to install the appropriate drivers Go to File Port Settings in eFlash and select the com port that matches the location of the adapter Shortcut to eFlash To open the eFlash utility double click on the eFlash desktop icon Pro Flo Flash Loader 7 1 7 Confirm that the ECU is connected and communicating with eFlash ECU Connected should be displayed in the lower left hand corner as shown to the right Catalog 3527 3528 Rev 8 08 AJ mc File Vi
25. ec blocks 1996 amp later do not have an internal coolant bypass to the water pump The Vortec Pro Flo XT kit includes a fitting hose and threaded orifice at the front of the manifold to connect an external bypass to the water pump Standard blocks 1995 amp earlier using Vortec cylinder heads should plug this port Do not use this port for a coolant temperature sensor since the reduced orifice size may prevent an accurate reading Catalog 3527 3528 11 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 GASKET SURFACE PREPARATION CAUTION Replace all gaskets as recommended Do not use race type non embossed gaskets for street applications Due to material deterioration under street driving conditions internal vacuum and oil leaks may occur We recommend Edelbrock gasket 7201 for kit 3527 and 7235 for kit 3528 Do not use Fel Pro Permatorque Blue gaskets which are designed for use on stock cast iron intake manifolds only 1 Check gaskets on head surface and manifold to make sure they are correct Embossed side faces up MOTE some cases there may be different right and left side gasket Make sure both are placed correctly 2 Coat head surface and both sides of gaskets with Edelbrock Gasgacinch 9300 3 Apply Loctite 598 OEM High Temperature Silicone Gasket around water passages on head surface 4 Gaskets and surface will become tacky to the touch within a few minute
26. egative side of solenoid Valve 2 PWM IAC Use Batt Pos from pins B or of this connector for switched power source Sensor Gna Sensor Gna Batt Pos Fused switched power source 1 amp max Throttle position sensor signal Can be used with aftermarket automatic transmission controllers that require a TPS signal reference Tach Tachometer drive signal output from ECU Can be used to drive most dash mounted tachometers Wideband oxygen sensor input to ECU Recommend Dynojet Wideband Commander controller and sensor kit To use the interface connector remove the terminal lock on the inside of the connector housing and the wire retainer on the outside of the housing A sharp hooked pick or probe is needed to remove the inside lock Insert the pick into one of the openings and pull outward to remove the lock Use the included pre terminated pigtail wire leads Insert the wire terminal into the connector position you are using Refer to the table above for pinout Once the wire is inserted re install the terminal lock and retainer as shown below Complete the wiring to the sensor or device you are installing Refer to the device s installation instructions for wiring requirements TPS Eier Dress Fuel pressure sensor input to ECU Use with VRef and Sensor Gnd Recommend Edelbrock P N 36011 0 100 psig pressure sensor i Oil Press Oil pressure sensor input to ECU Use with VRef and Sensor Gnd Recommend Edelbrock P N 36011 0 100
27. er Edelbrock 3596 GM 25055065 Fuel pressure regulator esee Edelbrock 3584 GM 17107010 Fuel Ee EASIER ENERO Edelbrock 3853 Fuel injectors Edelbrock 3583 Calibration Module Edelbrock 3519 Calibration Module Cord PluQ cc cccccccccssecssseccsecesseeessseeesseesesseeeeseeeeseeeseaees Edelbrock 3571 idle air control SOLEMN OIG assess Edelbrock 36015 Throttle Cable Edelbrock 38 0121 37 2008 Edelbrock Corporation Pro Flo EFI Installation Instructions Brochure No 63 3527 COMPLETE PRO FLO SYSTEM PARTS Manifold Absolute Pressure sensor Manifold Air Temperature sensor Coolant Temperature sensor Oxygen 02 sensor High pressure fuel pump Fuel filter Fuel pressure regulator Fuel injectors Main system harness Fuel pump wire harness Q Fuel line tie wraps Chassis wire harness w integrated fuel pump relay Intake manifold MAP Sensor bracket Fuel rail Throttle body Ignition Harness Software CD USB Serial Converter Fuel filter adapter fitting 3 8 pipe to 5 8 hose fitting 02 sensor weld in bung Distributor 1 8 pipe plug 10 pigtail 1 4 pipe plug 3 8 pipe plug 1 4 washer 5 6 fuel return line 6 hose end 90 elbow fitting 1 1 1 1 1 1 1 8 1 1 1 1 1 1
28. ew ilink Help pe w RPM Battery Throttle Airbox pressure Fuel Pressure Oil pressure Air Temp Water Temp Oil Temp ECU Temp Lambda 1 Lambda 2 TPS rate Injection Spark Advance Lambda Corr 1 Lambda setpoint Syne Position Lambda 1 Temp Lambda 2 Duty 4 ECU Connected 28 0 000 rpm 12 30 volts 6 000 7 125 In 1 000 psi 0 000 psi 41 80 Deg F 41 80 Deg F 58 00 Deg F 53 00 Deg F 1 165 ratio 0 790 ratio 0 000 bits 0 000 mS 35 00 4 032 4 0 920 90 00 deg 0 000 ohms 0 032 0 000 Serial 25005 Pro Flo EFI Installation Instructions Clock 00 58 Version 6 0 Fuel WOT 1000 1 00 Fuel WOT 2000 1 00 Fuel WOT 3000 1 00 Fuel WOT 4000 1 00 Fuel WOT 5000 1 00 Fuel WOT 7000 1 00 Fuel 061 1000 1 00 Fuel amp 2000 1 00 Fuel O6ln 3000 1 00 Fuel 4000 1 00 Fuel O6ln 5000 1 00 Fuel 06ln 7000 1 00 Fuel amp 12ln 1000 1 00 Fuel amp 12ln 2000 1 00 Fuel 12In 3000 1 00 Fuel amp 1215 4000 1 00 Fuel amp 12In 5000 1 00 Fuel amp 12ln 7000 1 00 Fuel 18ln 1000 2 1 00 Fuel 18ln 2000 1 00 Fuel 18ln 3000 1 00 Fuel 18ln 4000 1 00 Fuel 2 18 5000 1 00 Fuel 18ln 7000 1 00 Spark WOT 1000 0 00 Spark WOT 2000 0 00 Spark WOT 3000 0 00 Spark WOT 4000 0 00 Spark WOT 5000 0 00 Spark WOT 7000 0
29. he sock on the end of the fuel pickup line Solder or weld the return hard line to the fuel pickup line GAS TANK COVER PLATE SUPPORT BRACE PICK UP SOCK FILTER HARD RETURN LINE METHOD AWAY FROM PICK UP Catalog 3527 3528 8 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 NOTE ALL WELDING AND SOLDERING OF THE FUEL SYSTEM MUST BE PERFORMED BY A PROFESSIONAL RADIATOR AND OR FUEL SYSTEM REPAIR SHOP FUEL SYSTEM INSTALLATION 1 Drain the fuel tank 2 Remove all fuel lines from the tank and from the carburetor 3 Remove the fuel tank NOTE While the fuel tank is removed from the car it is recommended that it be professionally cleaned in order to remove any rust or dirt that may have accumulated inside and which could damage the injectors 4 Remove the sending unit from the fuel tank Refer to the RETURN FUEL LINE methods above for installing the bypass fuel return line 5 Install the provided 3 8 inch primary fuel line directly above the original line which may now serve as a return line Use large radius bends Avoid the exhaust pipe and any sharp edges NOTE 3 8 Pro Classic high pressure fuel line supplied with the Pro Flo system must be used as the primary fuel line See the following section for assembly instructions 6 If you do not use the original fuel as the return line route the return line directly alongside the provided 3 8 inch
30. her than the less familiar manifold pressure This vacuum reading is based on the following SAE standard atmosphere Barometer 29 5 in Hg Temperature 77 F Because of this the vacuum figures displayed on the Calibration Module may differ from the vacuum indicated by a true vacuum gauge particularly at extreme high or low altitude FUEL MODIFIER TABLE FUEL MODIFIER TABLE RPM 1000 2000 3000 4000 5000 7000 The Calibration Module allows you to modify the fuel and spark tables at various engine speeds and levels of vacuum These SPARK MODIFIER TABLE tables may be used for recording your modifications to the base table with your own fuel pulse width and spark advance figures SPARK MODIFIER TABLE RPM 1000 1750 2500 3500 4500 6000 WOT LOAD 18 Catalog 3527 3528 33 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 PRO FLO QUICK TUNING GUIDE This guide is based on our simple graph that shows the 24 fuel cells that you can tune in to result in a clean and powerful engine We recommend when you have your Pro Flo installed you have the idle tune up completed and then drive the vehicle to determine what amount of tuning is needed for general driving If the unit is driveable this is the method to use for ease of tuning On page 33 of this installation manual there is a fuel grid that can be used as the map on which to locate and then tune any drivability problems Simply
31. hes to the harness The Manifold Air Temperature sensor attaches to the with Connector J15 harness with Connector J16 Catalog 3527 3528 23 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 The fuel injector connectors are identical but they are placed in logical sequence Refer to the diagram when installing the harness connectors to the fuel injectors In addition to the Main System Harness the Pro Flo system includes these shorter harnesses A Ignition Coil to Main System Harness B Fuel pump to Main System Harness A The ignition harness is attached to the main harness with the connector as shown at left below and at the coil with the ring terminals on the right below The ground goes to the rear of the cylinder head Connect the red and brown wires to the positive and negative terminals of the coil as shown below RED COIL IGNITION HARNESS MAIN HARNESS J6 IGNITION COIL gt BROWN COIL GROUND TO REAR CYL HEAD B The connector on left end as drawn of this 10 foot fuel pump wiring harness attaches to the Main System Harness The two connectors on the right connect to the positive and negative terminals on the fuel pump A sleeve and tie wrap are provided to fit over the positive terminal once the connector is installed This sleeve prevents the clamp from shorting the fuel pump terminals 10 ____ BLK m A aO TO
32. ick up as described below 3 Use the vehicle s existing return line if so equipped as the fuel return line This option applies only to vehicles previously equipped with fuel injection If the vehicle is not already equipped with a return line some fuel tank modifications are required for routing the return line through the sending unit plate back into the tank The first two methods listed below require some welding and should be done by a professional radiator or fuel system repair shop Catalog 43527 43528 6 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 RUBBER RETURN LINE METHOD Drill a 5 16 inch hole in the sending unit plate adjacent to where the main line enters the tank This will be the hole for your return line Insert a short length of 5 16 inch hard line available at most radiator shops into the hole and weld it to the sending unit plate The hard line should extend through the hole 1 to 2 inches on each side of the plate Connect a length at least 4 inches of 5 16 inch rubber return line hose to the hard line that will extend into the tank Connect the rubber line to the fuel pickup line using tie wraps ORIGINAL FUEL 1 PICK UP TUBE DIRECT RETURN FUEL AWAY FROM PICK UP RUBBER HOSE RETURN LINE PICK UP SOCK FILTER RUBBER HOSE METHOD BULKHEAD FITTING METHOD Drill a 9 16 inch hole in the sending unit plate adjacent to where the main line enters the
33. in vehicles require precise adjustments We recommend that you consult a reputable transmission shop for final adjustments once the Pro Flo system has been installed Incorrect shift points can result in transmission damage ENGINE CLEANING Edelbrock recommends that the Pro Flo XT system be installed on a clean engine in order to prevent dirt from falling into the engine lifter valley or intake ports 1 Cover ignition Use engine degreaser and a brush to thoroughly clean the manifold and the area between the manifold and valve covers 2 Rinse with water and blow dry EXHAUST MANIFOLD HEAT RISER VALVE If your vehicle is equipped with an exhaust manifold heat riser valve typically located on the passenger side of the vehicle below the exhaust manifold remove the valve for proper operation If applicable any air injection tubes must be removed and holes in the exhaust manifold plugged for proper operation HEADERS For best performance headers are recommended For this application header primary tube diameter should be 1 3 4 inch approximately 31 inches long and terminating into a 3 inch collector The remainder of the exhaust system should consist of dual exhaust and tail pipes at least 2 1 4 inches in diameter with low back pressure mufflers COOLING SYSTEM The minimum requirements for the thermostat are 180 but the ideal thermostat is 195 When the vehicle is at 175 or below system will stay in cold start mode and not perform pr
34. k Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 COOLANT TEMPERATURE SENSOR THROTTLE POSITION SENSOR The Throttle Position Sensor an integral part of the Pro Flo throttle body measures throttle angle A bees a The Coolant Temperature Sensor is a thermistor device like the Manifold Air Temperature sensor Resistance varies as coolant temperature rises and lowers The Coolant Temperature Sensor is located at the front of the manifold on the driver s side OXYGEN 02 SENSOR An oxygen sensor installed on the header collector pipe measures exhaust gas oxygen content and is used by the ECU to manage fuel delivery under closed loop control Installing the sensor requires drilling a 1 2 inch hole in the passenger side header collector The sensor is held in place with the provided fitting which must be professionally welded into place The red lean green rich light on the Calibration Module is also controlled by the 02 sensor The 02 sensor is connected to the Main System Harness by Connector J18 Refer to the engine harness diagram on page 20 of this manual for further detail NOTE The Pro Flo system is now capable of using either a narrow band or wide band 02 sensor The difference between a narrow band and wide band 02 sensor is the range over which the sensor is accurate A narrow band sensor is basically a switch that only tells the ECU if the air fuel ratio AFR i
35. le Spark Modifier e Using the calibration module Select MISC MODIFIERS and adjust Idle Spark and fuel Modifiers to obtain best idle quality Idle quality will vary with engine design Fuel and Spark setting will interact particularly when you approach best settings e You must establish a smooth idle prior to using Idle Control Otherwise the RPM will surge when Idle Control is turned on Save Calibration e Re check that the TPS setting is 13 Degrees e Using the calibration module Select MISC MODIFIERS set IDLE CONTROL ON Set TARGET IDLE to the same RPM established by the idle stop screw e Save calibration settings to A Catalog 43527 43528 32 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 ELECTRONIC ENGINE MANAGEMENT The Edelbrock Pro Flo system uses the Speed Density method of electronic engine management in which fuel and spark requirements are based on engine speed RPM and engine load manifold pressure and temperature The Electronic Control Unit ECU receives signals regarding engine speed from the distributor and the three load factors consisting of coolant temperature ECT Manifold Absolute Pressure MAP and air temperature MAT Once the ECU has determined the engine operating point RPM and Load factor it uses tables programmed into it to instantly calculate correct spark advance and injector pulse width The Pro Flo system displays vacuum rat
36. less Update Firmware than this may make tuning more cere a depending on the intake User Login uration aoe ome ELEM Exit L A Load Map Look in Maps ex E3 E 3527 3528 My Recent 35000 Documents 35030 3 35070 35080 Desktop C 35090 2335210 935260 The calibration files are saved in folders identified by kit part number My Late Double click on the folder with your kit part number then select the 31 m calibration that corresponds to your camshaft duration The eFlash utility My Computer 235510 will load the calibration into your ECU Follow the on screen prompts to j complete the process When the software prompts you to cycle power o CEN simply remove the connector from the ECU wait 5 10 seconds then plug O PA it back in and hit OK When finished close the eFlash program and disconnect the power adapter connector from the ECU You are now ready to connect the ECU to the vehicle harness Additional information Load Mop can be found in the help file included in the software Ja t 4 My Recent Documents Desktop My Documents 43 My Computer My Network File name m laces Files of type Map Files Y Cancel Catalog 3527 3528 29 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 SYSTEM START UP Once th
37. mpt to disassemble or service the components of the Pro Flo system yourself Doing so may void the warranty WARRANTY It is the constant endeavor of the Edelbrock Corp to provide our customers with the highest quality performance products Edelbrock warrants the Edelbrock Pro Flo System to be free from defects in both workmanship and materials for a period of one year from date of purchase provided that the product is properly installed and subjected to normal use and service is not used for racing or competition purposes and that the product is not modified or altered in any way unless specified by our instructions Our warranty service and repair facility is located at 2700 California Street Torrance CA 90503 Customers requiring warranty assistance should contact the dealer from whom they purchased the product In turn the dealer will contact Edelbrock and we will determine the method of satisfying the warranty Should Edelbrock determine that the product be returned to the factory it should be accompanied by proof of purchase and a clear description of the exact problem The product must be returned freight pre paid If a thorough inspection of the product by the factory indicates defects in workmanship or material our sole obligation shall be to repair or replace the product This warranty covers only the product itself and not the cost of installation or removal EDELBROCK CORP SHALL NOT BE LIABLE FOR ANY AND ALL CONSEQUENTIAL DAMAGES OCC
38. n Brochure No 63 3527 ADDING AFTERMARKET IGNITION If you are wishing to use a MSD 6AL or MSD 6 Digital ignition with your Pro Flo fuel injection follow the wiring diagram below NOTE When installing the MSD box keep the red battery lead the main MSD box and the power leads to the ignition amplifier AWAY from the ECU and it s wires Failure to do so will cause serious communication and running issues ENGINE POSITION SENSOR FROM J4 MAIN BLACK WIRE HARNESS B PPL WHT C PNK BLK TYPICAL INSTALLATION CUT EROWN WIRE HERE m SSS SCs TN lt gt 1 ORANGE WIRE HERE CUT AND INSULATE BLACK WIRE NOT USED FOR 2 TERMINAL COIL HEAVY BLACK BATTERY NEG GROUND REAR OF CYL HEAD SCHEMATIC FOR REFERENCE ONLY REFER TO MSD INSTRUCTIONS FOR MORE DETAIL IGNITION COIL EDELBROCK IGNITION HARNESS OTHER APPLICATIONS The Pro Flo XT system has been designed and calibrated specifically using the Chevrolet 350 c i d Small block with large valve style cylinder heads such as Edelbrock s Performer RPM Street Cylinder Heads with 2 02 inch valves and tubular headers as a baseline It is unlikely that every engine on which the Pro Flo XT system is installed will match this baseline combination The system can be used with similar applications as long as the necessary fuel calibration adjustments are made If your Small block is not a 350 does not have headers and uses
39. o place 4 Once it has been welded into place clean the threads in the center of the fitting If your exhaust is coated tap bung threads to ensure a good ground for the 0 2 sensor 5 Thread the 02 sensor into the fitting A high heat anti seize compound is included and needs to be applied to the sensor threads NOTE The 02 sensor has 18mm x 1 25 spark plug threads 6 Attach the 02 sensor to the main system harness Refer to the MAIN SYSTEM HARNESS section of this manual NOTE UNLEADED FUEL MUST BE USED ONCE THE 02 SENSOR HAS BEEN INSTALLED O2 SELECT JUMPER INSTALL FOR WIDEBAND OPTIONAL J3 02 SENSOR SELECT 02 SELECT JUMPER CAP INSTALL FOR NARROW BAND INCLUDED IN KIT Catalog 43527 43528 15 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 ENGINE HARNESS LAYOUT Je CUSTOMER INTERFACE SEE DETAIL B J8 J12 J14 INJ2 4 iJe ae O 7 VA ES E 02 SELECT FT JUMPER 26 H IGN COIL SELECT J3 1 Ej JUMPER CAP 02 ENSOR lt 5B SELECT j Ur PT Eh i MAT y l J16 ML L J17 gt MAP Ep J4 FIREWALL INTERCONNECT DIST J13 INJ7 Dp Ju i Ings D 1 DETAIL HEAVY BLACK GROUND REAR CYL HEAD dE Js N d oH J19 PUMP Dp J7 RT HEAVY ORANGE 12V CSTARTER PERMANENT BATTERY POWER J20 J5 an COOL TPS
40. ompleted all steps Catalog 43527 43528 3 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 CLAY CONE AIR CLEANER i ur oS A 8 z o wage i th S EP 1 bs ES e Werbe ed X uam Pul amm gU AE d n E R Rd ah 2L OT mnm Les HOOD CLEARANCE bi as fs 2 Ko ies AN A uL un m QE IL aaae 5t DETERMINING HOOD CLEARANCE NOTE Check hood clearance before removing stock manifold 1 Use modeling clay or putty to make five small cones two or three inches high 2 Position cones on air cleaner at front rear each side and on center stud 3 Close hood to locked position and re open 4 The height of the cones indicate the amount of clearance between the hood and the air cleaner Record these measurements en E eL zm LE HEIGHT A MANIFOLD amp CARBURETOR HEIGHT VS PRO FLO XT HEIGHT 1 Lay a straightedge such as a yardstick across the top of the air cleaner from front to back 2 Measure from block and manifold end seal surfaces to straightedge 3 Record these measurements height A and height 4 Add height A and height B and divide by two to get the average height 5 The Pro Flo XT manifold is 9 tall at the center and 9 125 at the throttle body flange 6 Compare this to your original measurements If the Pro Flo XT unit is
41. operly Catalog 43527 43528 9 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 FUEL SYSTEM Because your Edelbrock Pro Flo XT system controls fuel delivery very differently than a carburetor some conversions to your fuel system are necessary Pro Flo XT electronic fuel injection requires high and constant fuel volume and fuel pressure For this reason a good primary fuel line is critical The Pro Flo XT system includes a 3 8 inch high pressure fuel line which must be used as the primary fuel line The fuel that bypasses the injectors must be returned to the fuel tank via a return fuel line If your vehicle is already equipped with a fuel pump bypass line this line can be used as the return fuel line If not the original primary line may be used as the return line If desired a 15 foot length of 3 8 ID Pro Classic hose is supplied for use as the return line Many late model cars are equipped with an additional fuel line which runs to a charcoal canister mounted on the driver side of the vehicle This line MUST be re installed after the fuel system conversion and MUST NOT be used as the return fuel line FUEL PUMP AND FILTER Tank Side The Pro Flo XT system uses a single Edelbrock high pressure electric fuel pump which is capable of pumping 50 psi The pump relay will shut down the pump if it does not receive an engine run signal from the ECU as in the case of a stall This safety pre
42. primary fuel line 7 Mount the fuel pump between the tank and the fuel filter as low and as close to the fuel tank as possible The pump is directional Electrical connectors should face the front of vehicle The fuel pump needs to be at or below the bottom of the fuel tank 8 Mount the fuel filter between the fuel pump and the engine 9 Re install the modified sending unit plate to the clean fuel tank 10 Reinstall the fuel tank 11 Attach the primary line and return line to the sending unit plate on the tank 12 Re attach all other fuel lines at the tank vapor purge lines etc if so equipped 13 Secure the primary and return fuel lines with the provided tie wraps or with Adel clamps if available 14 Re attach all fuel lines to the induction system once it has been installed 15 Use the 10 foot wiring harness to connect the fuel pump to the Main System Harness Route the harness away from the exhaust pipe and any sharp edges This harness may be cut to length Replacement terminals are provided with the Pro Flo XT system Cover the connection to the positive terminal with the sleeve and tie wrap provided Refer to the MAIN SYSTEM HARNESS section of this ane for details 16 Before starting the engine turn the ignition key to the ON position 4 or 5 times to prime the electric fuel pump fuel lines and fuel rails You should hear the pump run for approximately 2 seconds each time Check the entire fuel system for leaks
43. psig pressure sensor Catalog 3527 3528 2 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 INSTALLING THE SOFTWARE The software package included with the Pro Flo kit is required to load the initial calibration file into your ECU An optional software package called System Editor is also available for download at www Edelbrock com NOTE All ECUs are shipped pre programmed with the 3560 calibration file If your application uses the 3560 calibration according to the table on the next page you do not need to load a new calibration To install the software load the supplied CD into your PC s CD drive The installation routine should auto run Follow the onscreen prompts to install the software eFlash is a stand alone system that can be used to load calibration files or different firmware versions onto an ECU using any Windows compatible PC A laptop is not required The system includes a DC power source that can be plugged into any standard wall socket It will provide power to the ECU and allow two way communication without having to install the ECU in the vehicle Tuning can then be done using the handheld module In addition to allowing flash programming eFlash has several additional features that can be useful It displays all ECU data real time one consolidated view It displays all calibration module trims and modifications in one view so you can se
44. r fuel pressure regulator Coolant Temperature sensor and the fuel filter are standard OEM pieces In the event that one of these parts needs to be replaced you are likely to find a replacement at your local parts supplier in addition to your local Edelbrock dealer or directly from Edelbrock For a list of part numbers refer to the PART NUMBERS section at the back of this manual Catalog 3527 3528 2 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 TOOLS AND EQUIPMENT HARDWARE AND PARTS RECOMMENDED Use the following checklist for items needed Use the following checklist for items needed Q Box and open end wrenches Q Intake gasket 3527 kits use Edelbrock gaskets 7201 3528 Q Socket set kits use gaskets 7235 Q Distributor wrench Q Pipe plugs if needed Q Pliers channel locks and hose clamp Q 5 16 inch steel tubing approximate equal length to fuel pickup Q Screwdrivers regular and Phillips line in tank Q Torque wrench Q Edelbrock Gasgacinch 9300 Q Hammer Q Loctite 598 OEM High Temperature Silicone Gasket 02 Sensor Q Gasket scraper or putty knife Compatible Q Timing light Q Radiator coolant LY Vacuum gauge Q Wiring diagram for your vehicle Q Rags Q Teflon tape or liquid Teflon thread sealer Q Water bucket Q Manifold bolt kit 3527use 8504 3528 uses 8516 Q Drill and bits Q 195 Thermostat Q Hole saw 1 1 4 inch or 1 3 4 inch Q Resistor type spark plugs Use correct hea
45. r leaks from the fuel tank to the injectors B p Testing The Sensors Before starting the engine test all sensors 1 Turn the key to the ON position with the Calibration Module connected The display will read VAC 0 0 Hg SPK 10 NOTE A vacuum reading of other than 0 0 Hg may be displayed depending upon barometric pressure and air temperature At extreme altitude the vacuum reading may be as high as 5 0 Hg 2 Push the UP ARROW key once to display TH20 76 F TPS 13 TAIR 77 F Volt 12 0 NOTE The water and air temperatures displayed will vary depending on ambient conditions The system voltage will vary depending on the condition of the battery 3 Move the throttle to test the Throttle Position Sensor TPS The TPS reading should vary depending on throttle angle 4 lf the calibration module goes blank while cranking the system is losing power Check the Pink Black wire attached to the Amp fuse for 12V power with the ignition in the crank position and the run position for proper operation Catalog 3527 3528 30 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 Timing Adjustment Use a timing light to re time your engine 16 2 9 Setting Base Spark Advance Use a timing light and the Pro Flo Calibration Module to accurately set timing 1 2 Remove spark plug from Number One cylinder Remove coil wir
46. r right facing engine Remove gas cap to relieve pressure Disconnect fuel line and plug Replace gas cap Disconnect all linkage from carburetor such as throttle throttle springs transmission cruise control and automatic choke Tag and remove coil wires and sensor wires Remove previously marked vacuum lines Remove radiator hose thermostat housing and thermostat if mounted on manifold Remove all brackets from the manifold 0 Loosen or remove valve cover bolts for manifold removal and replacement It may be necessary to replace valve cover gaskets if broken to prevent oil leakage a eS m de m PORT SURFACE CLEANING When cleaning old gaskets from head surfaces lay rags in the lifter valley and stuff paper into the ports to prevent pieces of the old gasket from falling into ports and combustion chambers When clean remove paper making sure that all particles fall on the rags in the lifter valley Remove rags and wipe surfaces clean with rags soaked in lacquer thinner in order to remove oil or grease NOTE This procedure is necessary to ensure proper sealing INSTALLING FITTINGS PIPE PLUGS AND STUDS Do not over tighten or cross thread fittings pipe plugs studs or bolts in your aluminum manifold Damage to threads or a cracked mounting boss may result unless caution is used when installing accessories Use high quality pipe thread sealant on all threads Install fittings from your stock manifold NOTE Vort
47. ro Flo XT Main System Harness Catalog 3527 3528 17 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 J3 AMP CPC LAMBDA 1 NARROWBAND 37 POSITION SHELL ASSY 206151 1 CONTACT 66400 PIN CABLE CLAMP KIT 206512 o Zin 6 8 FUEL RELAY PNK BLK 12 V SWITCHED 14AWG BATT POS ORANGE 12V BATTERY FUEL PUMP RELAY 4 POSITION RELAY SOCKET 12077951 CONTACT 12033997 20 AMP PUMP FUSE 2 HOLDER 12033769 12020156 SEAL 12040972 12V BATTERY 12V BATTERY 193NNOO ON z z z z z z gt gt gt gt a a xlo s olo o o 5 1 2 1 lt 9 2199 a n 2 2 15 8 8 2 91912 HEIE PNK BLK IGNITION SWITCH 2 9 o 2 2 gt gt 5 gt 2 gt 4 a NO CONNECTOR m mim m m m m o olo ME m m 2 8 o c c g u u e V i uU uU d v i u c c 3 AMP ECU FUSE 1234528789 12345678 9 gt HOLDER 12033769 J8 J7 J6 CONTACT 12020156 SEAL 12040972 DB9 FEMALE SOCKETS DB9 MALE PINS HOUSING AMP 205203 3 HOUSING AMP 205204 8 BACKSHELL AMP 207467 1 BACKSHELL AMP 207467 1 TERMINAL AMP 7 66504 4 TERMINAL AMP 6 66506 1 JACKSCREW AMP 205817 1 JACKSCREW AMP 205817 1 Catalog 3527 3528 18 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro
48. s Carefully place gaskets on head surface aligning ports and bolt holes 5 Edelbrock recommends the use of Loctite 598 OEM High Temperature Silicone Gasket instead of end seal gaskets Apply a 1 4 inch thick bead of sealant across each end seal surface overlapping the intake gasket at the four corners NOTE Use the recommended silicon sealer Others may damage the 02 sensor This method eliminates end seal slippage and deterioration For ease of installation we recommend using Edelbrock Manifold Bolt and Washer kit 8564 6 Apply Edelbrock Gasgacinch 9300 to port surface of the manifold and to the head surfaces to ensure a good seal Apply RTV gasket sealer around water passages on the manifold 8 Surfaces will become tacky to the touch within a few minutes N INDUCTION SYSTEM INSTALLATION 1 Carefully position manifold and air valve on engine centering bolt holes with the bolt holes in the head 2 Apply thread sealer or Teflon tape to bolt threads where exposed to water or oil 3 Hand tighten all bolts 4 Torque all manifold bolts to 25 ft lbs Torque the sequence illustrated 5 Re connect throttle linkage and springs transmission cruise control and fuel lines Check all linkage for smooth throttle operation from idle to Wide Open Throttle Note Do not install with a throttle rod use a cable actuated throttle See Throttle Cable Installation section for further details 6 Re tighten the valve cover bolts
49. s richer or leaner than 14 7 to 1 A wide band sensor controller typically has a linear voltage output that is accurate over a range of 10 to 20 1 AFR The included wideband sensor calibration is for use with the Dynojet Wide Band Commander Air Fuel Ratio Monitor See http www widebandcommander com for more information To select the wideband option install the included 02 select jumper as shown in the next section To use the default narrow band option leave the jumper off A dust cap is provided for protection when the connector is not in use Catalog 3527 3528 14 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 02 SENSOR INSTALLATION The exhaust gas oxygen content is determined by the oxygen sensor The sensor signals the ECU which compensates when the air fuel mixture is either rich or lean NOTE It is recommended that the 02 sensor installation be performed by a professional muffler shop 1 Double check header gaskets replacing if necessary 2 Drill a 1 2 inch to 9 16 inch hole in the passenger side header collector reducer as close to the header flange as possible 1 to 3 away NOTE Before drilling make sure the 02 sensor will be mounted horizontally and within reach of the harness connector Check to ensure adequate clearance for the sensor taking into consideration engine movement 3 Fit the provided fitting into the hole in the exhaust pipe and weld int
50. small valve style cylinder heads such as Chevrolet aluminum HO heads with 1 94 inch valves it may require additional tuning adjustments For further information refer to the SYSTEM SET UP SECTION of the Owner s Manual If you are running small valve heads and or you are not using tubular headers it may be necessary to adjust the air fuel ratio at WOT from 4000 rpm and up Refer to the table below for starting points for adjustments Refer also to the SYSTEM SET UP section in the Owner s Manual Use the FUEL WOT screens located under FUEL MODIFIERS to adjust the fuel at each available RPM WARNING Watch the Rich Lean light on the Calibration Module If the light indicates a lean condition red for more than a fraction of a second at 06 vacuum or WOT you are too lean for safe engine operation at full load Catalog 43527 43528 26 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 CUSTOMER INTERFACE CONNECTOR A customer interface connector is included in the engine side harness This connector is optional and also includes a mating cap with wire seals that should be connected at all times to seal out dirt and moisture from sensitive wiring components This interface will eliminate the need to tap into the Pro Flo XT harness to add most auxiliary sensors or devices The pinout for the connector is as follows Pulse width modulated 2 wire idle air control solenoid driver Connect pin A to n
51. t range for your Q Tubing wrenches particular application Q Tubing cutter Q Set of low resistance spark plug wires with high EMI suppression DO NOT use solid core spark plug wires Q Dynojet wideband commander Optional not included ee FS Q DB9 Serial cable Optional not included Q Late model low profile water neck such as Trans Dapt 9229 or GM 12342034 chrome PRELIMINARY CHECKLIST CAREFULLY STUDY AND UNDERSTAND ALL INSTRUCTIONS BEFORE BEGINNING THIS INSTALLATION NOTE This installation can be accomplished using common tools and procedures However you should have a basic knowledge of automotive repair and modification and be familiar with and comfortable working on your vehicle If you do not feel comfortable working on your vehicle it is recommended to have the installation completed by a professional mechanic Examine the Pro Flo XT system for possible shipping damage If damaged contact your dealer immediately The 3527 amp 3528 kits are designed for use with a standard Small Block Chevy V8 firing order Check all threaded manifold holes Check all internal manifold passages with a light and wire making sure they are clean and unobstructed Check automatic transmission shift points before removal of your stock manifold and adjust linkage after Edelbrock manifold installation for same shift points if needed NOTE We recommend that you refer to this checklist again after installation to be sure that you have c
52. taller subtract this amount from the hood clearance figure to determine new hood clearance CAUTION You must maintain at least 1 2 inch clearance between the hood and manifold because of engine torque If you have insufficient clearance a hood scoop may solve the problem EMISSION CONTROLS The Edelbrock Pro Flo XT system will not accept stock emissions control systems Check local laws for requirements before installing the Pro Flo system Not legal on pollution controlled motor vehicles SRL Catalog 3527 3528 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo EFI Installation Instructions Brochure No 63 3527 FUEL REQUIREMENTS Because the Pro Flo XT system uses an Oxygen sensor you must use unleaded fuel only Leaded fuels will damage the 02 sensor If you do use leaded fuel in your vehicle do not install the O2 sensor and do not operate the vehicle in the closed loop fuel mode AUTOMATIC TRANSMISSION CHECK For best performance economy and emissions the shift point must be checked before and after the manifold change NOTE This check should be performed ONLY at a sanctioned drag strip or test track With the shifter in Drive accelerate to wide open throttle from a standing start Hold in this position noting speedometer MPH when the transmission makes the first 1 2 shift After the Pro Flo XT system has been installed make the same test again noting MPH of this first shift The transmissions in certa
53. tank This will be the hole for your return line Insert a 6 AN bulkhead fitting available at most radiator shops into the hole the narrow end of the fitting on the inside of the plate Apply a rubber washer or RTV sealant and fasten the fitting to the plate with the nut Connect a length at least 4 inches of flexible return line rubber or braided hose to the fitting end Connect the return line to the fuel pickup line using tie wraps NOTE THIS METHOD REQUIRES NO WELDING OF THE FUEL SYSTEM NOTE Whichever method you use to install the return fuel line be careful to keep the end of the line away from the fuel pickup as shown Otherwise aerated return fuel can be drawn into the pickup Catalog 43527 43528 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 GAS TANK i BULKHEAD FITTING METHOD ORIGINAL FUEL PICK UP TUBE b PICK UP SOCK FILTER HARD RETURN LINE METHOD Drill a 5 16 inch hole in the sending unit plate adjacent to where the main line enters the tank This will be the hole for your return line Insert a length of 5 16 inch hard line available at most radiator shops into the hole and weld it to the sending unit plate The hard line should extend through the hole 1 to 2 inches on the outside of the plate On the inside of the plate the hard line should follow the contours of the fuel pickup line Bend the end of the return line away from t
54. the mounting bolts 6 machine screws are recommended NOTE The harness ends include strain relief collars that extend several inches from the bulkhead connector Verify that sufficient clearance from any exhaust piping or other hardware is available BEFORE arilling NOTE Start the screw holes with a pointed punch or small drill 3 Mount the plate so that the large coarse threads protrude through the hole in the firewall into the engine compartment The square mounting pad should be on the cabin side of the firewall Use RTV to seal the plate to the firewall 4 The engine harness was designed to be routed underneath the plenum area of the Pro Flo XT intake manifold See photos and diagrams for additional information 5 The heavy ground lug with black wires should be bolted to the rear of the cylinder head Be sure the connection is clean with without any corrosion The heavy power lug with the orange wire should be connected to an uniterrupted 12v source such as the positive terminal on the starter solenoid 6 The pink wire with a black stripe should be connected to a switched 12v power source It should hot in both the start and run positions See the photos and diagrams that appear elsewhere in this manual for further details Catalog 3527 3528 21 2008 Edelbrock Corporation Rev 8 08 AJ mc Pro Flo Installation Instructions Brochure No 63 3527 ENGINE HARNESS pi 4 gt J6 Ignition Coil Coil Connectors RT
55. tors Aluminum rails have an advantage over soft rails both in terms of style and safety INTAKE MANIFOLD The new Edelbrock Pro Flo XT manifold has been designed specifically for electronic fuel injection applications FUEL INJECTORS The Pro Flo XT 3527 amp 3528 systems use high impedance pintle type fuel injectors The injectors are capable of flowing 29 Ibs hr at 50 psi The injectors mount directly onto the manifold one at each port for fuel delivery that is precisely 90mm THROTTLE BODY The Pro Flo XT system uses a throttle body with 90mm air valve The air valve can flow up to 1000 cfm at 1 5 of mercury when wide open Catalog 3527 3528 Rev 8 08 AJ mc Pro Flo EFI Installation Instructions controlled and instantaneously injected 2008 Edelbrock Corporation Brochure No 63 3527 PRE INSTALLATION Before installing the induction system take the following steps to ensure successful installation and performance Check all components thoroughly for damage Make sure all throttle linkages open entirely and close freely Make sure all fuel inlet and vacuum ports are free from packing material Check the installation kit for proper parts 2 e per REMOVING THE STOCK CARBURETOR AND MANIFOLD 1 Disconnect battery For ease of installation keep all parts in order CAUTION Do not remove manifold if engine is hot Drain radiator coolant radiator drain plug is typically located on lowe
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