6-Speed 50 Feb 17, 2011 16:15:24 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by calkins on Feb 17, 2011 16:15:24 GMT -5 What are the chances of getting a M65-C engine built with a S6-C topend, to make a 50cc 6-speed?