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jwasbury jwasbury is offline
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Join Date: Jan 2008
Location: Weehawken, NJ
Posts: 3,609
where exactly in the wastegate are you seeing oil? Exhaust outlet? Boost signal line or on the actuator diaphragm?

My first guess is that its the latter, which could be caused by leaking turbo seals allowing oil into the intake. Not particularly uncommon to find a little bit of oil inside the intercooler on these cars which will make its way into the boost signal hose routed to the wastegate. Another cause of oil in the intake is excessive blowby, compression gasses getting past the piston rings which can pressurize the crankcase, which will force oil out the crankcase breather which is eventually plumbed into the air intake (at least in stock configuration).
Current: 1983 911 GT4 Race Car / 1999 Spec Miata / 2000 MB SL500 / 1998 MB E300TD / 1998 BMW R1100RT / 2016 KTM Duke 690
Past: 2009 997 Turbo Cab / 1979 930
Old 08-02-2011, 06:22 AM
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