ATV General Discussion Mobil 1 synthetic 0W40 in Sportsmans May 19, 2015 It seems like a lot of people have chosen this oil instead of Polaris’ 4 stroke synthetic. Is there anything to know why it says European Car Formula on those quarts? Can a person find 0w40 that’s not also called that ? Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related