ok so i need help figuring out if my top end is gone or not cause my bike boggs out at the begening. it sonds like this .............baaaaa DING! (shift)baaaaa DING! (shift) baaaaaa DING!!! sorry if i sound retarded but ya it has like no power at the begening.i have to like get the rpms up so it will get good....idk what it is........what do you guys think?