COMP Cams 1.640" O.D. Spring Shim Kit 42046 4 to 12" Cut to

4 to 12" Cut to Fit Long Probe

Fits 2016-Newer Chevrolet Camaro(excluding cars with ELSD)

With countless wins in magazine comparison tests

Tachometer Mounting Base

COMP Cams 1.640" O.D. Spring Shim Kit 42046 4 to 12" Cut toThis shim kit contains . 015", . 030" and . 060" thick Valve Spring Shims with 1. 640" outside diameter and . 635" . 650" 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. Kits are also available. This COMP shim kit includes a number of 1. 640" diameter shims of various thickness. This kit includes 16 . 015" thick shims,