Quote:
Originally Posted by BrowBMW
Sweet supra.
I still want to know why the VVT breather vents better than the stock crank case vent. Especially when the air intake is SUCKING air out of your crank case. So it might be a smaller hose, but theoretically there is vacuum created by connecting it to the intake.
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My layman understanding is the PCV is good for 0-3 psi. Adding boost increases positive crankcase pressures so opening the oil cap allows for quicker evacuation to atmosphere and doesn't need recycling
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