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06-19-2007 | 03:13 PM

#7

Sport_Pilot

Joined: Jan 2002

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From: Acworth, GA

RE: Prop Question!!

Also new engines will not run as smooth as broken in engines. This is because the cylinder wall and ring friction is trying to grab the piston near TDC and on ringed engine at BDC as well. They will run smoother when broken in.

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