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Product Summary

1.15" Overall Length, 0.75" Under Head Length, Steel

    Key Specs

    MFG. Part #550976
    BrandSpeedway Motors

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    Details

    These heat-treated steel hex head header bolts ffeature a black oxide coating. They work great for bolting headers to your small block Chrysler 273, 318, 340 or 360.

    Has 5/16"-18 x 3/4" threads. Set of 14 bolts.

     

    .550" head diameter

    Specifications

    KEY SPECS
    MFG. Part #550976
    BrandSpeedway Motors
    GENERAL
    Overall Length1.15"
    Under Head Length0.75"
    Thread Pitch5/16"-18
    Wrench TypeHex
    Material TypeSteel
    FinishBlack Oxide
    Sold in QuantitySet
    NotesSet of 14 bolts.
    ColorBlack