Originally Posted By: kev99sl
If it's a manual transmission, avoid downshifting. Downshifting creates mucho vacuum which can suck oil right past the rings. The theory on the Saturn engines is that most of the oil drinkers are manual transmissions. (One caveat: some cars compensate for the vacuum with computer controls that prevent a huge increase in vacuum. Honda is one maker that does this, but I don't know which others.)
That is why I do rev matching on downshifts
If it's a manual transmission, avoid downshifting. Downshifting creates mucho vacuum which can suck oil right past the rings. The theory on the Saturn engines is that most of the oil drinkers are manual transmissions. (One caveat: some cars compensate for the vacuum with computer controls that prevent a huge increase in vacuum. Honda is one maker that does this, but I don't know which others.)
That is why I do rev matching on downshifts
