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Terminator Stealth EFI 4bbl Throttle Body Fuel Injection System
Product Discontinued
HOLLEYPART NUMBER: 510-550-444

Terminator Stealth EFI 4bbl Throttle Body Fuel Injection System

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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.

EFI Fuel Injection Systems
Terminator Stealth EFI 4bbl Throttle Body Fuel Injection System
  • Classic Bronze Finish
    Includes:
  • 3.5" LCD Handheld Programmer
  • Self-Tuning ECU
  • Plug And Play Harness

    Features:

    • Carburetor looks with the drivability of EFI
    • Trouble-free performance with today's fuels - put an end to vapor lock and fuel varnish problems!
    • Fits V8 engines from 250-600 horsepower
    • 4150 style 4BBL mounting flange - Bolts on in place of carburetor
    • Fully self-tuning ECU - No laptop required
    • Includes full color, 3.5" touch screen LCD for both basic and advanced tuning options
    • Timing control option for GM Small Cap HEI and Ford TFI distributors
    • Connections for Ford, GM TH350, 700R4 and other transmission linkages
    • Optional free software upgrade for full laptop control
    • Easy plug and play harnesses with minimal connections
    • Virtually maintenance free - keeps your vehicle reliable and ready to drive 

    Installation Notes:

    • Requires a Holley 510-12-886 external fuel pressure regulator (set to a base pressure of 58.5 PSI)
    • Use 510-534-247 high-pressure fuel log for simpler installation

    Holley Terminator EFI Installation Instructions

    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

    • There's a new self-tuning EFI on the streets and IT'S IN CONTROL!

      The Holley Terminator Stealth EFI Systems have features not found in any other street EFI system and will provide the appearance of a classic 4150 Holley carburetor. Installation is easy with no computer experience necessary, simply bolt it on, use the included handheld tuner to answer a few multiple-choice questions, and let the Terminator EFI take control, the system self-tunes as you drive. If you embrace modern technology and want to take control, the system is upgradable to complete laptop control without the need to purchase another electronic control unit. 

    Part TypeFuel Injection System
    Product LineHolley Terminator Stealth EFI
    BrandHOLLEY
    Package Height10.5
    Package Width14.5
    Package Length25.5
    Weight20.0 PG
    Part CategoryPerformance Parts
    Cylinder Head TypeStandard
    Part FitmentSemi Universal
    Engine Make/SizeUniversal
    Vendor Part Number550-444
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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    Some parts are not legal for use in California or other states with similar laws / regulations
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