70cc Aluminum Cylinder Kit
46mm, 7 ports, large case transfers, Nikasil coating for long life and optimal power.Cutaways style piston reduce the weight, and super thin rings reduce friction on...
.5mm thick base gasket
Fits: PA50I, PA50II, Camino / Hobbit, PX50. Also will fit the NC and NU50 Express mopeds.
Big bore 70cc cylinder kit for your NSR50, NS1, NS50F and similar style engines.
Diameter: 45mm Stroke Length: 41.4mm