Needed to change the oil in wife's 2002 Windstar with 3.8 V6 and I could not find any 5w-20 in Walmart and the only 5w-20 in Autozone was the Exxon 5w-20. I did a search and the only Exxon 5w-20 was in Honda's. How do you think this will do in the Ford OHV V6?