Product Summary

Universal Fit

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    Key Specs

    MFG. Part #91003012
    BrandSpeedway Motors
    Bolt Pattern3 on 3.375"
    Flange Style3-Bolt
    FinishRaw
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    Need To Know

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    Speedway Motors 91003012 Details

    These nice thick Finned Aluminum Header Block-Off Caps are now available for triangular, round, and square header flanges. These come either as cast or with the edges and fin tips polished. They look great painted to match or compliment your engine or car color.

    Our handy Header Cap Table gives you three different ways to measure your header flange. Prices are per pair.

    • Triangular Header Cap
    • Pair
    • Raw/As-Cast
    • 4 1/2" Outside Dimension
    • 3 3/8" Bolt Hole Center-to-Center
    • 3" Tubing Diameter

    CARB Warning

    For race/ off road use or for use on pre-1966 vehicles.

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Speedway Motors 91003012 Specifications

    KEY SPECS
    MFG. Part #91003012
    BrandSpeedway Motors
    Bolt Pattern3 on 3.375"
    Flange Style3-Bolt
    FinishRaw
    GENERAL
    Material TypeAluminum
    Sold in QuantityPair

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