:eek: when putting gas in the car which had been sitting for a while,(about 6 mo.) I ended up with a gal. can that gas mixed for a two stroke engine! and a gal. of 89 octane unlead. now the car won't turn over? do i have to drain the tank or fuel system & how? or add more gas.egine is a 3.8 v6 fuel injected:whacked: