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The COMP Cams 0.030" valve spring shim with a 1.500" outside diameter and 0.645" inside diameter equalizes installed spring heights to ensure reliable valve seating and timing. Manufactured from high-quality shim stock and heat-treated to stand up to radical cam lobe profiles, it maintains consistent spring seat height during demanding camshaft operation. Offered individually or in matched kits.
COMP Cams Spring Shim .030 X 1.500
