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Old 04-12-2020, 10:51 PM
Schurkey Schurkey is offline
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Join Date: Aug 2002
Location: The Seasonally Frozen Wastelands
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Quote:
Originally Posted by Lee View Post
Years ago, a guy brought me an engine that only had a few hundred miles on it. It was overheating and just not running well.

The bores were in spec for the pistons, but we decided to add new rings and re-hone. The shop used a plate when honing it. There were four VERY obvious oblong circular areas where the hone did not touch, where the cylinder wall was pulled outward by the bolts used on the plate.
So you re-honed without a plate?

You proved how much the cylinders move around when the bolts are tightened. The cylinders were probably round in-use, and now they won't be.