[HWYSTR455]

Originally Posted by 25stevem

If you just switched over to main studs without at least getting the main bore checked with a precision ground round checking rod or if not Aline honed then that’s why number 5 could be doing what your seeing.

Main studs pull on the blocks main Webb in a different way then do bolts!

Before you order up different bearings and if you still have the old rear main bolts, then I would install them and torque them up and see what might change with your bearing clearance.

Totally agree, and I always use at least main studs in all my builds. Cost is very low for the added insurance.

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