Stage6 race kit designed for the Yamaha zuma, horizontal, 10mm
Stage6 engineers completely revised the design of the Stage6 70cc Racing MK cylinder and managed to get impressive performance out of a 70cc racing kit. The latest version of the Stage6 70cc Racing MK 2 cylinders will now reach 17 to 19hp; this is, of course, in combination with the appropriate components (internal rotor ignition, 28mm carburetor, oversize variator, R1400 exhaust etc.). The outstanding performance of this 70cc cylinder definitely positions it among the top racing cylinders on the market!
Technically speaking, port timings are 190°-130°. The cylinder has 6 transfer ports and a divided, bridged exhaust port.
Stage6 70cc Racing Cylinder Kit MKII , 12mm,/10mm for yamaha zuma horizontal engines. 02-11