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Product Summary

Universal Fit, External Electric Fuel Pump Type, Inline

    Rebates Available

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    Key Specs

    MFG. Part #12-800
    Electric Fuel Pump TypeExternal
    Free Flow Rate80 GPH / 302 LPH
    Maximum Pressure80 psi
    Voltage12 volts
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    Need To Know

    Quick and Easy Returns

    Return Policy

    Holley 12-800 Details

    Holley's HP In-Line Billet Fuel Pumps are designed to be the perfect companion to your carbureted or fuel injected race car, off-road truck or any engine needing fuel! The HP fuel pumps feature OEM gerotor technology which yields lightweight, quiet operation and 100,000 mile durability in a cost effective, attractive package. The 12-800 features improved hot fuel handling capabilities and was designed to greatly reduce the negative effects of heated fuel now common with many of Today's pump gas blends. It is compatible for use with pump gas or race gas. If you are using E-85 or diesel, no need to worry, Holley has still got you covered with the 12-890 fuel pump. HP fuel pumps work well on the street or in racing applications with up to 18.5 volt charging systems and 80 psi

    • Billet aluminum construction for durability & good looks
    • -10 an O-ring inlet and -8 an O-ring outlet for high flow and superior sealing
    • Excellent for use with carbureted or EFI applications
    • Fully submersible in-tank for custom applications, space savings and less plumbing
    • Compatible with 12v to 18.5v systems for street or race use
    • Compact (7.5 long x 3 wide x 2.75 tall) for easy installation on frame rails or other tight areas
    • Proven durability beyond 3,000 hours in gasoline
    • Weighs only 3.1 lbs.
    • 14 AMP maximum amp draw

    Rebates

    Holley Fuel Up Spring Savings Event 2026

    Save 10% instantly on select products across the Holley family of performance brands during the annual Holley Fuel Up Spring Savings Event 2026. Instant rebate period runs from March 30, 2026 through April 19, 2026.

    Holley 12-800 Specifications

    KEY SPECS
    MFG. Part #12-800
    BrandHolley
    Electric Fuel Pump TypeExternal
    Free Flow Rate80 GPH / 302 LPH
    Maximum Pressure80 psi
    Voltage12 volts
    GENERAL
    InlineYes
    Fuel System TypeEFI | Carb
    Fuel TypePump Gas | Race Gas
    Electric Fuel Pump Inlet Fitting(s)-10 AN O-Ring Female
    Electric Fuel Pump Outlet Fitting(s)-8 AN O-Ring Female
    Material TypeAluminum
    FinishAnodized
    ColorBlack
    Fuel Pressure Regulator IncludedNo
    Sending Unit IncludedNo
    ApplicationUniversal
    Gasket(s) IncludedNo
    Wiring Harness IncludedNo
    Mounting Bracket IncludedNo
    Mounting Hardware IncludedNo
    Sold in QuantityKit
    GTIN Code090127712788
    Customer Impersonation Script