Competition Cams 4757 1.500" Valve Spring Shim Kit 897786540277 An essential replacement item for

An essential replacement item for safe and responsible driving

Restore Ignition Performance

this kit is easily installed and comes backed by ACCEL's famous limited one-year warranty

flush until clear

Sign mount easily with self adhesive backing

Competition Cams 4757 1.500" Valve Spring Shim Kit 897786540277 An essential replacement item forBrand Comp Cams Model 4757 Used to equalize installed height of valve spring Made from the highest quality shim stock Heat treated to stand up to radical cam lobes Available in many different spring diameters This shim kit contains . 015 inch, . 030 inch and . 060 inch thick Valve Spring Shims with 1. 500 inch outside diameter and . 645 inch inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim