COMP Cams 1.480" O.D. Spring Shim Kit 1023-17 Includes Spin On Filter for

Includes Spin On Filter for Easy Servicing

1980-1984 Mercury Marquis

1963-1966 GMC 3500

Works with stock and aftermarket headers and exhaust systems

1977-1977 Ford F-350

COMP Cams 1.480" O.D. Spring Shim Kit 1023-17 Includes Spin On Filter forThis shim kit contains . 015", . 030" and . 060" thick Valve Spring Shims with 1. 480" outside diameter and . 765" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat treated to stand up to radical cam lobes. This COMP shim kit includes a number of 1. 480" diameter shims of various thickness. This kit includes 16 . 015" thick shims, 16 . 030" thick shims and 16 .