The COMP Cams .060" valve spring shim (1.500" outside diameter, .645" inside diameter) helps equalize the installed height of valve springs to ensure uniform seating and valve-train performance. Made of high-quality, heat-treated shim stock to resist radical cam lobes, this shim is a straightforward way to correct spring seat differences during assembly. Kits are available for multiple thickness options.
COMP Cams Spring Shims .060 X 1.500