please help. my banshee is running rough almost as if it is cold. im running toomy t3,s modified chamber(shortend),shaved head,kien pwk 28 bored to 30, stock porting. put timing back to stock to run pump gas. carben tech reeds. plugs look light brown no fouling. sometimes backfires whene starting. can different reeds make bike run like crap? should i switch to boyesens? any suggestions ?