COMP Cams Buick V6 Roller Button rides between the front of the timing gear and the back of the timing cover. It can be shimmed to achieve proper endplay.
Set the camshaft endplay on your '77.5-'87 Buick V6 with our .660" long roller bearing thrust button. This roller bearing thrust button can be shimmed as needed to adjust the endplay.
.660" Length; Rides between the front of the timing gear and the back of the timing cover; Can be shimmed to achieve proper endplay