Holley 534-55 - Holley 670cfm 2-bbl Digital Fuel Injection

A Complete Stand Alone System...

designed by Holley to retro-fit carbureted, non-computerized, V-8 engine equipped vehicles and boats. Includes all components necessary for installation.

• Includes quiet, Holley gerotor-style self-priming electric fuel pump that supplies a continuous flow of fuel through the system for maximum engine performance. A 10 micron screen filter located behind the pump insures clean fuel for trouble-free operation.
• A temperature sensor positioned in water jacket provides the ECU with accurate and timely fuel enrichment information for quick start-ups on cold engines.
• A distribution ring rests on the air cleaner flange to direct the flow of incoming air into the throttle bores for more efficiency.
• Holley ECU box can be mounted on any flat surface within reach for easy calibration adjustments. System is easily switched for small-block or big-block applications up to 275 horsepower.
• Weather-pack terminals on all electrical connections insure water-tight, non-corrosive sealing.
• Dual 80 lb./hour Holley designed and manufactured injectors.
• Wide angle conical spray pattern of injectors maximizes power and efficiency.
• Pressure regulator is fully adjustable .
• ECM is user-adjustable to provide various air/fuel settings for: Idle, Accelerator Pump, Mid-Range, Power, Choke.
• 2D digital system is a microprocessor-based speed density system.
• Complete and detailed Holley installation instructions.