Poor_WindstarQuestions(0)Answers(0)Posts(0)CommentsI bought a 2003 Ford Windstar that had been sitting for about five years. The rings are evidently stuck as it REALLY smokes A LOT! I've been using MMO but that hasn't worked, so I'm planning to do an oil change/fill with a 15 ounce (.444 mL) can of B-12 in the crankcase and drive it 3000 miles, the oil change interval. If it works, it works. If not, it can go to the salvage yard. It'll either work, or kill lit. On B12, in crankcaseCrop