Carb might have a differ size jet in.I would get to the timing.
a puller runs about $20 if you find one. Chris at mopedwarehouse sent me one to use,he said he was out of them for sale. So i made one and it works slick as shit.Made the job so easy. Where you at maybe i can find one.
Made mine out of a peice of pipe. Treaded 1 end ,welded a nut on the other. and a bolt. Dan