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Old 04-14-2013, 07:50 PM   #2624
Scooby Guru
Member#: 32669
Join Date: Feb 2003
Chapter/Region: SCIC
Location: Woodland Hills
2007 2.34LR, EFR7670
LINK G4+ hybrid STi


You get more flow through the crankcase if you draw a vacuum on it. Basically PCV style without the check valve if you use the intake as the vacuum source.
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