Quote:
Originally Posted by Dwight Southerland
I have a couple of similar stories and it has always left me scratching my head. How did an engine survive 80k miles being driven every day for years with a cylinder wall that was less than .050" thick?
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And the opposite; how can I have a passenger car 390 AMC engine and the factory TSM's of the day said "Do not overbore more than .022" and I'm at +.070" over?
Different day, different mold at the foundry I guess. That or the factory had a huge supply of +.022" pistons they needed to unload!