problem. loss of power and sputters by: randy - Jun 19, 2015 14:57:44 GMT -6 Back to Home Reply Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by randy on Jun 19, 2015 14:57:44 GMT -6 Jun 11, 2015 10:03:04 GMT -6 mrscooter said:I adjustuter the valves but the problem persists If you adjusted the valves it is not a two stroke.