ORIGINAL: w8ye
The crankcase in vented into the intake manifold and the engine re-uses the effluent from the crankcase just like your car does
I've always thought it funny how a single letter can make so much difference in the meaning of two words such as effluent and affluent.
Back on topic, however, I'd love try try out one of the new Alpha series engines, but the pocketbook just doesn't have the guts to do so.