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Old 03-04-2008 | 12:57 PM
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av8tor1977
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Default RE: Poulan 18cc porting?

As you said, they are VERY tame and there is a lot of room for improvement.

Back plate clearance should be around .015 to .020", but make sure there is no fore and aft movement of the crank before you make it that tight.

AV8TOR