thanks 4 answering bak got e few questions if any 1 can help i would greatly apreciate that . 1when gets hot makes tiking noises2school zone lurches going 20mph ido got brothes pipes no comp upgrade3chain getz loose after 100 miles or so4 do i really need 2 get diff sprokets 4 optimum perf5 i luv thiz bike itz awsom the sound the look evrythin 6thanks 4 any responses