new sprockets and gold series o ring chain, properly adjusted. The carb is the main issue I believe, Ive jetted every which way, moved the needle all around, and no matter how close I get it, the biggest issue Im dealong with now is once I let off the throttle and slow down and get back on it, it laggs. When I adjust everything to get the lag out, it runs like crap every where else, so I went ahead and ordered up a carb, just waiting for it to arrive and then see what happens