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Old 10-13-2015, 01:08 AM   #1
lx93
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Join Date: Apr 2014
Drives: 2013 BRz Premium
Location: Mass, USA
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help! crankcase pressure and oil drainage

about half a year ago I upgraded my Vortech v3 into v2 unit. it turned out that Vortech sent me a defective unit and the impeller center shaft was popped out and it was not making full boost. Under warranty I sent the unit back. Just received the rebuilt unit back and installed it on the car. After a spirited driving session, the supercharger started dripping oil out of casing. Seems like the seal is leaking. Here is a video of it



[ame="https://www.youtube.com/watch?v=0MV9Bfop1gk"]https://www.youtube.com/watch?v=0MV9Bfop1gk[/ame]



I am suspecting excessive crankcase pressure is preventing oil to flow back in return line. I have a PCV check valve installed as well, so the boost is not pressurizing the crankcase. I have Crawford AOS installed as well with this setup, so now I am suspecting if that's the issue here. Do people have similar setup as mine and have similar issues? Thanks
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