Comp Cams .570 X .810 X 1.550 .040 Thick Id Seat 2018 Verify your vehicle is a

Verify your vehicle is a 2014-2018 F15 X5 model

Base 1959 Fiat 1100 Base 1977 - 1978 GMC C15 Heavy Half 1977 GMC C15 Indy Hauler 1975 - 1978 GMC C15 Sierra Classic

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Factory integration — Mounts at OEM attachment points

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Comp Cams .570 X .810 X 1.550 .040 Thick Id Seat 2018 Verify your vehicle is aSpring I. D. Locators: . 040" Thick, . 570" I. D., 1. 550" O. D. The old standard shims will not hold up to the extreme spring pressures and high RPM in today's race engines. COMP Cams offers a simple but effective solution to this problem. These Valve Spring Locators provide a thin, hardened steel alloy seat that will not only protect the head and shim, but also locate and hold the spring in place. Previously, this part has been available only in a