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Re: Just the check valve you mean?
Posted by nwas (more from nwas) on Sat, 9 Jul 2011 16:52:51
In Reply to: Re: Just the check valve you mean?, John , Sat, 9 Jul 2011 09:23:49
Wouldn't that cause an increase in crankcase pressure since the vaccuum of the intake is no longer sucking from the valve cover in our modern engines? Or is the PCV driven mostly by outpressure from the crankcase and it's in a positive pressure situation most of the time?

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