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Old 12-30-2012, 12:06 AM   #11
ringlander
Scooby Newbie
 
Member#: 336100
Join Date: Oct 2012
Chapter/Region: Tri-State
Location: nj
Vehicle:
2011 sti

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A hollow pcv valve would not increase pressure on the crank case. It would apply manifold vacuum and would not effect vc gaskets leaking. It would however effect your car.. it could suck up oil saturate o2 sensors and the cat.
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