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Holley HP EFI ECU & Harness Kit Unterminated Universal Harness

Holley 550-605


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Holley HP EFI ECU & Harness Kit Unterminated Universal Harness $1,759.95
HP EFI ECU & Harness Kit
  • Unterminated Universal Harness
  • Includes Universal Unterminated Ignition Adapter Harness

  • Holley 550-605 Details

    ECU & Harness

  • HP EFI; ECU And Harness Kit

  • Specifications:

    Sold individually
    Manufacturer's Part Number:

    HP Multi-Point EFI systems for small or big block Chevys are ready for the street or strip with the simple swap of an intake Whether you have a stock engine, crate or custom-built engine, HP Multi-Point systems can help you maximize performance By utilizing a laptop (or the optional 5.7" full color touch screen LCD) along with the HP's self-tuning capabilities, the HP Multi-Point EFI system will get you to the cruise or race in no time. HP Multi-Point Systems include: intake manifold, billet throttle body, ECU, wiring harness, fuel rails, and related small parts. Fuel pump and Injectors are available separately to fit your requirements.

    Click here for Holley Fuel Injectors

    Click here for Holley HP Inline Fuel Pumps

    What EFI do I need for a 455 Olds jet boat

    Asked by: Danny Tahiti
    it depends on what you are looking for. The FiTech systems are easy to install - like this - https://www.jegs.com/p/FITech-Fuel-Injection/FiTech-GoStreet-EFI-400-HP-Throttle-Body-Systems/3539375/10002/-1 these are not marine certified.
    Answered by: Rusty B
    Date published: 2018-08-09
    • y_2018, m_8, d_17, h_19CST
    • bvseo_bulk, prod_bvqa, vn_bulk_2.0.8
    • cp_1, bvpage1
    • co_hasquestionsanswers, tq_1
    • loc_en_US, sid_10001_10001_1337305, prod, sort_[SortEntry(order=LAST_APPROVED_ANSWER_SUBMISSION_TIME, direction=DESCENDING)]
    • clientName_jegs
    Some parts are not legal for use in California or other states with similar laws / regulations