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Discussion Starter #1
my buddy just bought a 90 5.0 and went to take the cold air off to clean it up and polish it some and there was oil in the tubing any ideas?
 

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where specifically was it at? if it had an oiled filter it prob came off that. in the TB or actual intake its from the pcv system
 

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Discussion Starter #4
the k and n was dry, it was in the tbs the intake, throttle body and down the intake tube
 

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Check to see if your getting excessive crankcase blowby. Check to make sure your PCV is clear along with the tubing. Maybe it's plugged. If you have excess blowby, then chances are you have a ring problem.
 
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