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crank and counter shaft bearings

Started by V8Pinto, May 01, 2004, 11:55:46 AM

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Bob Broussard

Did you use the chart to figure out which bearing to use?

Are you possibly feeling side play and think it's front to back?

Open it up and put some assembly lube on it!!! NEVER assemble dry.
If you rotate things dry it will damage the bearings. It takes a few seconds to get oil flowing when you first start it.
I pull the plugs and crank the motor with minimal load to get the oil pressure up after a rebuild.
Ideally you would have a pressure tank to force oil throughout the motor before starting. 

The only thing that gets very little oil is the cylinders. Wipe a thin layer of 5wt oil in the cylinders before assembly with a paper towel.
Put assembly lube on the cams too. Or at least pour some oil on them when they're installed.

Filipe_500

yeah, used the chart!

and yes, i´m feeling the play, moving the crankshaft front and back, is it normal?

thx

Bob Broussard

There is clearence between the bearings and crankshaft. Therefore it will have movement.
I've never tried checking this with dry bearings. The assembly lube cushions things so it doesn't make noise
when I move the crank. But there is some play.
Just lube it up and torque the bolts. That should resolve any excess play.

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