Originally Posted by
liamford
i took the cossie out again today, gave a good scumming, shut off at high rev, let it run in gear, powered back on...no smoke, as soon as i went down a hill, shut off, let it run in gear and power back on it smokes, but definitely doesn't do it on the flat...???
could it be that when the oil is at the front of the engine...e.g(when going down hill) that the oil in the turbo's oil return pipe comes up against the oil in the sump it cause's backpressure forcing oil through the turbo seals?