OK SO IM HAVING A LITTLE PROBLEM... I KNOW I HAVE CRITICIZED FOR BEATING ON BIKES(SORRY BENT), BUT I HAVE BEEN TRYING TO POP. IN 1ST IT COMES UP TOO FAST, I LET OFF, SLAM.. IN SECOND I RUN IT UP TO ABOUT 5500 RPM AND GUN IT, I CANT GET IT TO COME UP.. WHAT AM I DOING WRONG??? THANX FOR THE HELP