TRP LS .660" Dual Valve Spring Kit w/ Titanium Retainers

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.660" Polished Double Spring Kit w/ Titanium Retainers for OE Style .520" Valve Guide Diameter. This valve spring kit is excellent for high performance camshafts or racing use for up to .660" lift using stock rocker arms. This kit includes Dual Valve Springs - 16 Titanium Retainers - 16 Valve Locks - 32 Spring Seats - 16 Valve Seals - 16 Spring specs: 160 lbs @ 1.780" 425 lbs @ 1.150" 435 lbs @ 1.130" Coil Bind @ 1.070" Show more