COMP Cams 1.437" O.D. Spring Shim Kit Hydraulic Throwout Bearing and 351C engines with a

and 351C engines with a C4 or C6automatic transmission

Polished Billet Aluminum Bottle Bracket

1980-1985 Chevrolet Impala

2008-2016 Ford F-350 Super Duty 98

1989-1990 Chevrolet C2500

COMP Cams 1.437" O.D. Spring Shim Kit Hydraulic Throwout Bearing and 351C engines with aThis shim kit contains . 015", . 030" and . 060" thick Valve Spring Shims with 1. 437" outside diameter and . 645" 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. 437" diameter shims of various thickness. This kit includes 16 . 015" thick shims, 16 . 030" thick shims and 16 .