Quote:
Originally Posted by 700rpm
When disassembled, there was no indication of the pistons coming into contact with the cylinders during operation. No scuffing or scarring on pistons or cylinder walls. If there was expansion during operation, it should show up then (stop running?), not only when the engine is shut down, no?
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When engine stops the temperature in block goes up for a period of time when the water stops circulating.
Not sure how much the temperature would have to up to cause this problem or how long it would take.