− Decrease quantity for Valve Spring Shim, Hardened, 0.645 in. I.D., 1.500 in. O.D., 0.030 in. Thick, Each Quantity + Increase quantity for Valve Spring Shim, Hardened, 0.645 in. I.D., 1.500 in. O.D., 0.030 in. Thick, Each Add to cart