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Butler Spring Kit, Crower Dual Valve Springs, Flat Tappet, Retainers, locks, seals, shims, Cast Iron Heads

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  • BPI-SK-FT-68404
    • BPI-SK-FT-68404

    Butler Spring kit with valve springs, retainers, locks, seals, shims and install tool (w/Viton Seals option). For Cast Iron Heads

    Description

    Crower Valve Springs 1.600" Installed Height (113 lbs.) 284 lbs@1.100"/304lbs.@1.050 / Coil Bind .950", 1.405" OD (Set)

     

    *Can use up to .590lift on cast iron Pontiac heads without cutting spring seats*

     

    Comp Retainers

    Comp Locks,

    Viton Valve Stem Seals w/install tool

    Assortment of shims