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vince1 · 08-04-2015, 07:35 PM

The more they wear out, the more blow by past the rings and into the crankcase. It has to go somewhere, in the old days out the side tube, so bad in some cases, it looked like an exhaust pipe.

08-04-2015, 07:35 PM	#10
vince1 Registered User Join Date: Jan 2013 Location: Calgary Alberta Posts: 1,170	Re: Chevy 250 - Breather or Cap The more they wear out, the more blow by past the rings and into the crankcase. It has to go somewhere, in the old days out the side tube, so bad in some cases, it looked like an exhaust pipe.