I stunt with a 108cc stroker and love it. Any setup can be stunted, stock motor requirement is a myth, I rock a 108cc with manual clutch in my 70, and 50, 2 levers on the left side, just like on my 450. Longer swingers, bigger forks, it does not matter, just changes the balance point.
Ryan Moore
www.supermotostunts.com www.50stunt.com http://www.esd-mfg.com/50stunt/image...50motard_1.jpg