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Holley 534-56

Holley Closed Loop Wiring Harness Digital 2-bbl Pro-Jection System

510-534-56

made in usa
Ships directly from the manufacturer

$21.43
Holley Closed Loop Wiring Harness Digital 2-bbl Pro-Jection System $21.43
QTY
Closed Loop Wiring Harness
  • Digital 2-bbl Pro-Jection System
  • Holley 534-56 Details

    Accessories & Replacement Components


  • Wiring Harness

  • Specifications:

    Injection Style
    Throttle body
    Metering Style
    Speed density
    Quantity
    Sold individually
    Manufacturer's Part Number:
    534-56

    A Complete Stand Alone System...
    Designed by Holley to retro-fit carbureted & non-computerized V-8 engines with a fuel injection system. Includes all components necessary for installation. The Pro-Jection 2D throttle body injection system works with GM, Chrysler, Ford & AMC small block and big block engines Up To 275HP.

    Notes: This system does not require a laptop! The 670cfm Pro-Jection system will not support over 275HP. The system will install on both square flange and spread bore intake manifolds.

    Features
  • Includes a quiet, self-priming electric fuel pump that supplies fuel at 300 lb/hr and 15 psi 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 the 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.
  • Adjustable fast idle solenoid
  • 2D digital system is a microprocessor-based speed density system.
  • Complete and detailed Holley installation instructions.

    What are the benefits of upgrading to a fuel injection system?
  • Improved Driveability
  • Fantastic Throttle Response
  • Improved Fuel Economy
  • Increased Power

  • *Note: Must use 4-bbl intake manifold.
    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.