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12-894 EFI Billet Adjustable Regulator [-06 AN O-Ring]
InfoVehicle Info Needed
HOLLEYPART NUMBER: 510-12-894

12-894 EFI Billet Adjustable Regulator [-06 AN O-Ring]

$24995
2 left in stock
ShippingShips on Sep 08, 2026
Lowest PriceLowest Price Guarantee

Universal Bypass Regulators
EFI -06 AN Fuel Pressure Regulator
  • EFI Applications
  • Bypass Style
  • -06 AN O-Ring Inlet, Outlet and Return
  • Adjustable from 15-90 PSI
  • Electric Pumps Only
  • 1/8 in. NPT Boost Reference Port
  • 1/8 in. NPT Gauge Port
  • Billet Aluminum

    Breakdown of Included Items

    Holley EFI 12-894 Universal Bypass Fuel Pressure Regulator Features:

    • 35 percent narrower than Holley HP Billet Bypass Regulators
    • Use with electric fuel pump systems for street or track applications
    • Manifold/boost pressure reference of 1:1
    • 6061-T6 Aluminum with black bright dip body and clear bright dip top

    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

    • Part TypeFuel Pressure Regulator
    BrandHOLLEY
    Package Height3.3
    Package Width4.4
    Package Length4.8
    Weight0.75 PG
    Part CategoryPerformance Parts
    Regulator FinishBlack/Clear anodized
    Outlet Size-6 AN O-ring
    Inlet Size-6 AN O-ring
    Boost/Vacuum Rise Ratio1:01
    Regulator MaterialBillet aluminum
    Outlet QuantityOne
    QuantitySold individually
    Boost/Vacuum Reference PortYes
    RebuildableYes
    Mounting Bracket IncludedYes
    Gauge PortYes
    Return Fitting Size-6 AN O-ring
    Regulator LocationInline
    Fittings IncludedNo
    Inlet QuantityOne
    Pressure Range (Psi)15-90
    Part FitmentUniversal
    Regulator StyleReturn
    Vendor Part Number12-894
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

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