Product Summary

Universal Fit

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    Key Specs

    MFG. Part #12-133
    BrandHolley
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    Holley 12-133 Details

    Are you interested in an EFI retrofit kit, but just can't get past the complication of the fuel system? Holley is proud to introduce their Universal In-Tank Retrofit Fuel Modules! Available in return and returnless versions, you can rest assured Holley has the solution you need for your EFI fuel pump woes. Now you can convert your factory tank or fuel cell to an in-tank EFI fuel system quickly and easily! And - add the benefits of a Holley Hydramat in the process! The conversion is easily accomplished with basic tools and requires no welding or fabrication. The billet aluminum module design includes a billet pump hanger bracket to control pump vibration while also providing a low profile design to fit where space is at a premium. Holley's innovative clamping system and integrated fuel pump makes it easy. Once installed, hook up your fuel lines and your power source/ground and you're off running! NO hassle!

    • 450 LPH
    • Installs in any fuel tank from 6.5" to 12" deep to fit a wide variety of applications
    • The low profile design is only 1.275" thick above the tank mounting surface for added clearance when needed
    • 1/4" NPT ports for a wide variety of plumbing options
    • Compatible for returnless style systems - no return to tank fuel line application

    Installation Instructions

    Holley 12-133 Specifications

    KEY SPECS
    MFG. Part #12-133
    BrandHolley
    GENERAL
    GTIN Code090127732182

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