Quote:
Originally Posted by Pig Farmer
I suspect some of the oil that makes its way through the system to the intake (and causes the carbon build-up) comes from oil blowing by the turbo seals. I'm not suggesting that the catch can doesn't work, I just think the PCV gases are not the only thing contributing to the carbon build-up.
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+1....I think you are correct based on my last results so far with the OCC.