A833 input shaft, crank bushing

Its a magnetic dial indicator. "Harbor Freight" you don't need a expensive tool. and you'll find several uses. Or used on line. I would give you one but you are to dam faraway. They also sell off set dowels for the block just for this reason.

When building a driveline its the little tedious things that make them work like they should. A little here and a little there and before you know it you can feel the difference in the seat of your pants. Its like grabbing that shopping cart with the wobbly wheel. I always go back and get another cart. Its a no brainer.

I see some people grab the cart I put back and before you know it they are leaning into it pushing their load of groceries. LMFAO