oil in exhaust
oil in exhaust
alright so i have a evo 9.
GT30r with complimenting mods tuned on speed density.
the past couple of days I've noticed there is a lot of oil inside the exhaust tip.
the car also smokes only when coming to a stop. its white smoke, not blue.
the head gasket is fine i looked into that already.
car doesnt overheat and still has all power.
there is no oil in my intercooler pipes.
minor shaft play in the turbo.
i haven't had the chance to take the turbo off too see if it is the turbo seals.
that is my guess (turbo seals) but i thought the car would blow out blue smoke the whole time while driving and also not have pretty much pure unburt oil make it all the way to the exhaust tip.
could this possibly have something to do with crankcase pressure or what?
i'm stumped and would appreciate some help from the evo community!
thank you in advance fellas!!
GT30r with complimenting mods tuned on speed density.
the past couple of days I've noticed there is a lot of oil inside the exhaust tip.
the car also smokes only when coming to a stop. its white smoke, not blue.
the head gasket is fine i looked into that already.
car doesnt overheat and still has all power.
there is no oil in my intercooler pipes.
minor shaft play in the turbo.
i haven't had the chance to take the turbo off too see if it is the turbo seals.
that is my guess (turbo seals) but i thought the car would blow out blue smoke the whole time while driving and also not have pretty much pure unburt oil make it all the way to the exhaust tip.
could this possibly have something to do with crankcase pressure or what?
i'm stumped and would appreciate some help from the evo community!
thank you in advance fellas!!
Last edited by sgambino92; Feb 23, 2013 at 11:00 PM. Reason: added info
I think he meant "does it consume oil?"
Pull the valve cover and inspect the valve seals. Half of my exhaust valve seals popped off the valve guides and let oil pretty much pour down the vales. I bought the EuroXport tool for the job. Made it easy.
Pull the valve cover and inspect the valve seals. Half of my exhaust valve seals popped off the valve guides and let oil pretty much pour down the vales. I bought the EuroXport tool for the job. Made it easy.
The reason I asked is because of your location. I remember the joke about how they could prove there was intelligent life in outer space. If the engine oil is staying up it could be water condensing out in a cold exhaust system and mixing with soot.
Cool cool I will deffinetly take a look at this, this weekend
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I origanally thought this was it, but it's straight oil. I'll take a better look at it today now that I have some sun here
Is it possible that only the hot side seal is leaking and dumping straight into the exhaust system. I think if it was leaking on the intake side it would be found in your intercooler piping prior to entering the engine and being burned. The fact it isn't burned oil makes me wonder if its a leak after combustion.
Is it possible that only the hot side seal is leaking and dumping straight into the exhaust system. I think if it was leaking on the intake side it would be found in your intercooler piping prior to entering the engine and being burned. The fact it isn't burned oil makes me wonder if its a leak after combustion.
I just had this same issue. Come to find I'm running rich. In colder weather it will smoke bad, but in weather like 50 degrees + it would run like a charm. Have you logged it yet? Worth a shot.



