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The COMP Cams .660" lift dual spring kit for GM LS engines includes properly matched dual springs, chromemoly retainers, hardened seats, viton seals and 7-degree locks. Intended for hydraulic roller and some solid roller applications, this kit supports up to .660" max lift and provides the hardware needed to upgrade valve springs for more aggressive cam profiles on compatible LS heads.
COMP Cams GM LS Dual Valve Spring Kit w/ Chromemoly Steel Retainers - 0.660in Max Lift
