A china motor will absolutely never ever do this YouTube - * www.motovelo.us *Riding onboard the Morini bike
YouTube - Motovelo Street Sprinter POWER-WHEELIES Franco Morini 50cc
This motor was made to rev and it will do it all day long!
No matter how many people blow hot smoke with there china, lol If you make a china do it then its not a china anymore lol
If you just want to build a cruise type bike and are not familiar with this hobby then get a China.