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Re: MH30 Engine help
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Posted by george md on January 06, 2002 at 23:19:38 from (65.89.202.28):
In Reply to: MH30 Engine help posted by Tom S. on January 06, 2002 at 19:15:43:
tom,
as i recall cont did not shim any of bearings
which leads me to think you have crank trouble.
30 means cyl's are bored.030 in oversize.the odd
piston suggests that it had a piston failure at
some point and was replaced with adifferent brand.
.019 clearance in the ring groove is not
tollerable ,and with enough hours or dirt to wear
ring groove that much , cyl wall should be worn
also. Measure crank and cyl walls before proceeding. george If you need parts or help send e mail
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