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Old May 3, 2007 | 06:36 PM
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see5
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From: Hobart, WI
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Originally Posted by TYSON1997
How can you maintain a vacuum in the crankcase? I see that its vented and im sure that works great to relieve positive pressure but how are you maintaining a vacuum w/ something that is vented and has a tiny line to the intake.
Maintaining vacuum in the intake not the block.
Some systems run a large line to the intake which drops the vacuum more than 2" and sucks oil. With this you cannot see gauge the difference vs no vent.
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