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Made in USA
Sniper EFI Self-Tuning Master Kit for 4150 Flange and Spread Bore Carbureted Engines [800 CFM, Shiny]
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-550-510K

Sniper EFI Self-Tuning Master Kit for 4150 Flange and Spread Bore Carbureted Engines [800 CFM, Shiny]

$1,58995
ShippingShips on 10/07/2026
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$39801
Bandit EFI Throttle Body System Kit with Push-Loc Fuel Hose

555-16800K

Bandit EFI Throttle Body System Kit with Push-Loc Fuel Hose

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EFI Self-Tuning Kits
Sniper EFI Self-Tuning Master Kit
  • 4150 Flange and Spread Bore Carbureted Engines
  • Up to 650 HP Naturally Aspirated
  • 800 CFM Airflow, Inline Fuel Pump Included
  • Shiny Finish

    This Sniper EFI self-tuning master kit replaces a 4150 flange or spread bore 4-barrel carburetor with a complete throttle body fuel injection system, including the inline fuel pump and hardware needed for a full EFI conversion.

    Holley 550-510K Specifications:

    • 4150 Flange and Spread Bore Carbureted Engines
    • Supports up to 650 HP Naturally Aspirated
    • 800 CFM Airflow Rating
    • Includes Inline Fuel Pump, Filters and Hardware
    • Shiny Finish
    • Part TypeFuel Injection System
    BrandHOLLEY
    Package Height10.0
    Package Width15.0
    Package Length26.25
    Weight20.95 PG
    Part CategoryPerformance Parts
    Fuel Pump IncludedYes
    Part FitmentDirect Fit
    Maximum Horsepower650 HP
    Airflow Rate (Cfm)800 cfm
    Vendor Part Number550-510K
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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