SIX stroke engine May 10, 2007 21:11:44 GMT -5 Quote Select PostDeselect PostLink to PostBack to Top Post by oldschoolcruiser on May 10, 2007 21:11:44 GMT -5 Wish I'd have thought this one up......no radiator necessary and gets 40% better gas mileage:www.damninteresting.com/?p=467