Quote:
Originally Posted by Pswan
Sorry Merk, I keep misquoting standard bore size. 2.251. Thank you.
Pete
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This is the statement that made some confused. I think you hit the wrong # key. Should be
3.251
As far as the carbon build-up, I'd say the motor was ran without an air filter, or some kind of a leak past the air filter. That would explain the excessive cylinder wear and the carbon.