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558-323 HyperSpark Ignition Adapter Harness
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HOLLEYPART NUMBER: 510-558-323

558-323 HyperSpark Ignition Adapter Harness

$4995
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Ignition Adapter Harness
HyperSpark Ignition Adapter Harness
  • For Use with Terminator X/Terminator X Max EFI ECU Systems
  • Adapts HyperSpark Distributor to Holley EFI Main Harness
  • Allows Time Sequential Fuel Mapping
  • Sold Individually

    Holley 558-323 HyperSpark Ignition Adapter Harness Features:

    • Used with Holley EFI V5 Build 160 or Later, or Terminator X, to use a "timed sequential" fuel strategy
    • Plug & play design for HyperSpark distributors

    Holley 558-323 HyperSpark Ignition Adapter Harness Note:

    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

      • Simple Plug & Play Wiring Harnesses

      Holley EFI systems have been relied on by enthusiasts across the globe for increased power, fuel economy, and overall engine efficiency. A properly functioning EFI system begins with correct wiring, and these Holley harnesses can assist. Each wiring harness provides fast and easy installation for quick wiring solutions.

    Part TypeIgnition Wiring Harness Adapter
    Product LineHolley Wiring Harnesses
    BrandHOLLEY
    Package Height2.3
    Package Width2.4
    Package Length4.7
    Weight0.15 PG
    Part CategoryPerformance Parts
    TypeIgnition
    QuantitySold individually
    Part FitmentSemi Universal
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
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