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Product Summary

396, 402, 427, 454, 12 Point Wrench Type, Black Oxide

    Key Specs

    MFG. Part #135-3703
    BrandARP
    Fastener StyleBolt

    Need To Know

    This Product Will Ship Free

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    Return Policy

    ARP 135-3703 Details

    High-Performance head bolts are available with a reduced wrenching hex or 6-point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing.  All High-Performance Series bolts are 180,000 psi (which is 15% stronger than Grade 8) and kits come complete with hardened parallel-ground washers.  Fits 396, 402, 427 and 454 B/B Chevy with Late Bowtie aluminum, Iron Dart, Pro-1, Pro Top Line, and World Products iron cylinder heads.

    • Big Block Chevy
    • Fits Late Bowtie aluminum, Iron Dart, Pro-1, Pro Top Line, and World Products iron cylinder heads
    • 12 point bolt heads
    • ARP stainless construction

    ARP 135-3703 Specifications

    KEY SPECS
    MFG. Part #135-3703
    BrandARP
    Fastener StyleBolt
    GENERAL
    Wrench Type12 Point
    Undercut StudNo
    Head Style12 point
    Washers IncludedYes
    Sold in QuantitySet
    FinishBlack Oxide
    ColorBlack
    Material TypeChromoly
    GTIN Code672036002312