Quote:
Originally Posted by Power Surge
It won't work as it's supposed to, because you're taking in outside air. A PCV system should be a closed crankcase.
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That's only true if you're concerned about the PCV system as a pollution control device -- an "open" PCV will still do a fine job on your crankcase, but it also let's fumes leak out to the environment as well. If you're like me, and you only care about your engine, you run an "open" PCV system.
Here's a short paper on it if you want to read more:
http://www.baldwinfilter.com/engineer/pdf/94-2R1.pdf