Page 2 - C O M P O N E N T S; PART NUMBERS
2 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 C O M P O N E N T S ❑ Electronic Control Unit/System ECU ❑ Calibration Module ❑ Distributor ❑ Ignition Amplifier ❑ ECU Power Relay/Fuel Pump Relay ❑ Manifold Absolute Pressure (M...
Page 3 - TOOLS AND EQUIPMENT; Use the following checklist for items needed.; P R E L I M I N A R Y C H E C K L I S T; completed by a professional mechanic.; HARDWARE AND PARTS RECOMMENDED
3 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 TOOLS AND EQUIPMENT Use the following checklist for items needed. ❑ Box and open end wrenches ❑ Socket set ❑ Distributor wrench ❑ Pliers (channel locks and hose clamp) ❑ Screwdri...
Page 4 - FUEL REQUIREMENTS; DETERMINING HOOD CLEARANCE; CLAY CONE; HOOD CLEARANCE; FO; HEIGHT B; FOR
4 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 MANIFOLD & CARBURETOR HEIGHT VS. PRO-FLO HEIGHT 1. Remove air cleaner. 2. L a y a s t r a i g h t e d g e ( s u c h a s a y a r d s t i c k ) a c r o s s t h e t o p o f t h ...
Page 5 - AUTOMATIC TRANSMISSION CHECK; Rinse with water and blow dry.; EXHAUST MANIFOLD HEAT RISER VALVE & AIR INJECTION TUBES
5 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 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 perfor...
Page 6 - FUEL SYSTEM; Due to the high fuel pressure used by the Pro-Flo system,
6 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 FUEL SYSTEM Because your Edelbrock Pro-Flo system controls fuel delivery very differently than a carburetor, some conversions to your fuelsystem are necessary. Pro-Flo electronic...
Page 7 - RUBBER RETURN LINE METHOD; RUBBER HOSE METHOD; BULKHEAD FITTING METHOD; N O T E : T H I S M E T H O D R E Q U I R E S N O W E L D I N G O F T H E F U E L S Y S T E M .; Whichever method you use to install the return fuel line,
7 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 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 returnline. Insert a sh...
Page 8 - HARD RETURN LINE METHOD; HARDLINE METHOD
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 returnline. 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. Thehard...
Page 9 - FUEL SYSTEM INSTALLATION; NOTE
9 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 N O T E : A L L W E L D I N G A N D S O L D E R I N G O F T H E F U E L S Y S T E M M U S T B EP E R F O R M E D B Y A P R O F E S S I O N A L R A D I AT O R O R F U E L S Y S T ...
Page 10 - INDUCTION SYSTEM; D O N O T D I S A S S E M B L E; any of these components during installation, unless instructed.; FUEL RAILS
10 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 INDUCTION SYSTEM The Edelbrock Pro-Flo system delivers fuel and air to the engine via the induction system consisting primarily of a manifold, 4-barrelair valve, fuel rails, and...
Page 11 - REMOVING THE STOCK CARBURETOR AND MANIFOLD; PORT SURFACE CLEANING
11 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 PRE-INSTALLATION Before installing the induction system, take the following steps to ensure successful installation and performance: 1. Check all components thoroughly for damag...
Page 12 - GASKET SURFACE PREPARATION; Remove Fuel rails and Injectors; INDUCTION SYSTEM INSTALLATION; Install Fuel rails and Injectors; PCV Baffle
12 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 GASKET SURFACE PREPARATION CAUTION: Replace all gaskets as recommended. We recommend using an OEM style metal pan intake gasket ONLY. Failure to use a valley pan will result in ...
Page 13 - SENSORS
13 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 SENSORS The Edelbrock Pro-Flo system interprets overall engine operating conditions and fuel/spark requirements based on readings fromsensors that measure specific engine condit...
Page 14 - COOLANT TEMPERATURE SENSOR; s e n s o r. T h e O
14 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 COOLANT TEMPERATURE SENSOR The Coolant Temperature Sensor is a thermistor device like theManifold Air Temperature sensor. Resistance varies as coolanttemperature rises and lower...
Page 15 - SENSOR INSTALLATION
15 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 O 2 SENSOR INSTALLATION The exhaust gas oxygen content is determined by the oxygen sensor. The sensor signals the ECU, which compensates when theair/fuel mixture is either rich ...
Page 16 - MAIN SYSTEM HARNESS; This diagram illustrates the entire Pro-Flo Main System Harness.
16 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 MAIN SYSTEM HARNESS If the ECU is the brain of the Edelbrock Pro-Flo system, the Main System Harness is the central nervous system. The harness isconstructed with SAE grade wire...
Page 17 - MOP
17 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 Ignition Amplifier Tach Leed Fuses - Fuel Pump Relay O2 Sensor Fuel Pump To ECM (Computer) To Calibration Module 12-volt Battery Power MAT Sensor To Coil IAC (Idle Air Control) ...
Page 18 - INSTALLATION; An alternative to this method is to cut a single 1 3/4 inch hole.
18 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 INSTALLATION 1. Inspect the Main System Harness, making sure that all connectors and grounds are properly in place. 2. Because the harness extends from the engine compartment in...
Page 20 - The IAC is attached to the main wiring harness.; R E F E R T O V E H I C L E R E P A I R M A N U A L; TO IGN AMP
20 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 The IAC is attached to the main wiring harness. The ignition amplifier is attached to the main harness with the connector at left side of lower diagram. The ignition amplifier s...
Page 21 - ELECTRONIC CONTROL UNIT /SYSTEM ECU; The Electronic Control Unit (; E C U; Attach the distributor to the main harness as shown above.
21 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 ELECTRONIC CONTROL UNIT /SYSTEM ECU The Electronic Control Unit ( E C U ) must be mounted away from moisture, excessive heat, or vibration. Underneath the dashboard on the passe...
Page 22 - IGNITION SYSTEM; (Use a new gear only if installing a new camshaft at this time. Use; . Begin by removing the OEM gear from the
e s. 22 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 IGNITION SYSTEM IGNITION AMPLIFIER The Pro-Flo system uses the Edelbrock #3518 Ignition Amplifier, which must bemounted on a flat surface in the engine compartment away fro...
Page 23 - Ensure that all slack is removed, and the
23 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 3. Install the supplied .030” thrust washer and the OEM gear onto thenew distributor by sliding them onto the shaft. Push on the shaft fromabove while holding the thrust washer ...
Page 24 - OTHER APPLICATIONS; B E F O R E; Distributor Test
24 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 OTHER APPLICATIONS The Pro-Flo system has been designed and calibrated using a 304 AMC V8 engine with an Edelbrock Performer-Plus camshaft andtubular headers as a baseline. A ca...
Page 25 - Priming The Fuel Pump; Check the entire fuel system for leaks, from; N O T E; Timing Adjustment
25 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 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. 1. Turn ignition key to the “ON” po...
Page 26 - Setting Base Spark Advance; The Calibration Module screen will display this screen:; IDLE ADJUSTMENT; ENTER to select
26 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 3. THIS STEP REQUIRES TWO PEOPLE OR USE OF A REMOTE STARTER SWITCH. While one person rotates the engine by slowlybumping the starter, the other holds his finger over the Number ...
Page 28 - ELECTRONIC ENGINE MANAGEMENT; LOAD; FUEL MODIFIER TABLE; RPM
28 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 ELECTRONIC ENGINE MANAGEMENT The Edelbrock Pro-Flo system uses the Speed-Density method of electronic engine management, in which fuel and sparkrequirements are based on engine ...
Page 29 - PRO-FLO QUICK TUNING GUIDE; LEAN
29 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 PRO-FLO QUICK TUNING GUIDE These are basic instructions to help in understanding the tuning of your Pro-Flo fuel injection system. For detailed technical information on tuning y...
Page 31 - E d e l b r o c k P r o - F l o F u e l I n j e c t i o n S y s t e m
31 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 E d e l b r o c k P r o - F l o F u e l I n j e c t i o n S y s t e m # 3 5 3 0 / 3 5 3 1 PART NUMBERS Many of the components of the Pro-Flo system are available separately. Man...
Page 32 - P R O - F L O M U LT I - P O I N T E F I
32 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 Check Qty. Description 1 Manifold Assembly ( as seen below) 1 Installation Instructions 1 EFI Owner’s Manual 1 Basic ECU 1 Fuel Filter 1 Manifold Air Temperature Sensor and Grom...
Page 33 - SERVICE; Edelbrock Corporation • 2700 California Street • Torrance, CA 90503
33 Pro-Flo EFI Installation Instructions ©2005 Edelbrock Corporation Rev. 2/05 Brochure #63-0273 Catalog #3530 & #3531 SERVICE In the event that your Edelbrock Pro-Flo System should need servicing, return the unit (freight pre-paid) to the Edelbrock Service and Repair facility at 2700 California...