Quote Originally Posted by pat mccarthy View Post
well i done this on all mild to race stick trans engines . this keep from killing input bearing and pilot bearing .the trans can /bell has no roll in the chevy as the starter bolts to block not bell /can. the air gap must be checked from fly wheel to starter drive gear
Yep, as I said, seen a couple hurt the flywheel/flexplate. Just offering something else to check.