Quote:
Originally Posted by some_other_dave
Fitting an oil catch can and re-routing the PCV system to it has been used as a way to avoid the problem. I don't know if it is a complete solution, though.
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Some folks just delete the PCV and put a filter at the crankcase breather, but we might remember the unburnt oily vapors are less harmful after the combustion, so getting a PCV filter to retain heaviest fractions of these vapors is still more responsible.