COMP Cams ID spring locators provide a thin, hardened steel seat to protect the head and shim while centering the valve spring. This kit lists a 1.500" OD, .585" ID and .060" thickness and is supplied as a set of 12 for multiple valve installations. The locators replace older shims that may not withstand high RPM or extreme spring pressures in race engines.
COMP Cams ID Spring Seats 1.50 X 585 X