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550-652 Dominator EFI ECU with Universal (Chevy & Chrysler Engines) Main Harness and EV1 Injector Harness
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-550-652

550-652 Dominator EFI ECU with Universal (Chevy & Chrysler Engines) Main Harness and EV1 Injector Harness

$3,29995
ShippingShips on Sep 14, 2026
Lowest PriceLowest Price Guarantee

ECU Kits
Dominator EFI Kit
  • Small Block Chevy, Big Block Chevy, Small Block Chrysler Domestic V8 Engines
  • Includes:
    • Dominator ECU
    • ECU Power Harness
    • Engine Main Harness
    • EV1 Injector Harness
    • USB Cable
    • Bosch Wideband Sensor

      This Holley 550-652 Dominator EFI Kit features Holley's Dominator EFI ECU and wiring harnesses for Chevy Small Block, Chevy Big Block, and Chrysler Small Block, push rod equipped, domestic V8 engines, and using EV1 style injectors.

      Emissions Note:

      This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

      CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Part TypeEngine Control Module
    BrandHOLLEY
    Package Height9.9
    Package Width14.8
    Package Length26.5
    Weight15.05 PG
    Part CategoryPerformance Parts
    Wiring Harness IncludedYes
    QuantitySold as a Kit
    Mounting Hardware IncludedYes
    Part FitmentSemi Universal
    Mount Hole Quantity4
    Vendor Part Number550-652
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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