50cc upgrade to 100cc kit May 27, 2019 10:58:45 GMT -5 via Tapatalk Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by frankwallace2003 on May 27, 2019 10:58:45 GMT -5 What all will I need to upgrade from a 1p39qmb 50cc to a 100cc engine, 100cc Cyclinder, piston, rings, what else do you recommend?
50cc upgrade to 100cc kit May 27, 2019 11:41:42 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by tortoise2 on May 27, 2019 11:41:42 GMT -5 Reconsider the unbalanced rotational dynamics!Save yourself a LOT of aggravation and replace the scooter with at least a 125cc.