COMP Cams 1.250" O.D. Spring Shim Kit 12100908 Cone (only) for use with

Cone (only) for use with convoluted shock bumpers (shown

Protect your 2011 and newer Mustang

The reinforced design adds additional strength over standard 120° angle with an extra bend which also allows easier access to body brace bolts

Pro Stock Nitrous Control System

Select from panels fitted with Allstar

COMP Cams 1.250" O.D. Spring Shim Kit 12100908 Cone (only) for use withThis shim kit contains . 015", . 030" and . 060" thick Valve Spring Shims with 1. 250" outside diameter and . 814" 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. 250" diameter shims of various thickness. This kit includes 16 . 015" thick shims, 16 .