Description
Reed Valve Polini P.R.E 100CC Progrip this Stage6 70cc "R T MK this Stage6 70cc "R T MK 1" Piaggio cylinder head kit is on par with the best "70cc Hyper Racing" kits on the market with a potential power ranging from 20 to over 22 horsepower Course requise : 43 mm Reed valve for 100cc Polini Evolution PRE engines