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Re: DT 466E, piston ring gaps keep lining up
Posted to HD/Fleet Forum on 8/8/2012

Ok we got her!

the Crankcase pressure was 1.3 so that wasn't a problem. Turned out it was the air compressor. This was verified by removing the air compressor and then running the engine. When this was done the excessive blow by went away.

Thanks Kenneth B... Login to read more.