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Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 12:19 pm
by Dave1
Going to re Babbitt the fourth main soon.
When it goes time to line bore to size , I will be using my lathe, which surface on the ball do I use to indicate off ?

Re: Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 12:26 pm
by speedytinc
The machined edge under the mounting flange. This is where it contacts/centers itself in the motor.

Re: Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 1:03 pm
by Dan Hatch
Find the old thread by Herm about transmission rebuilding. He shows how to .

Re: Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 2:58 pm
by Mark Gregush
Where the flange meets the ball part, there is a machined surface, that is where you center off.

Re: Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 7:13 pm
by Dave1
Got it thanks

Re: Re Babbitting a fourth main

Posted: Mon Mar 17, 2025 9:24 pm
by Kerry
I made use of a T wheel hub flange plate as a face plate for the lathe years ago, still using it, centre the ball cap at the machined surface near the ball cap flange.
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