Cylinder Stage6 70cc MBK 51 AV 10

Cylinder Stage6 70cc for MBK 51 AV 10.

The Stage6 competition kit for MBK 51 is manufactured in aluminium with an internal diameter of 46 mm. Developed charge transfers, optimising the filling of the cylinder at every RPM range. The oval exhaust offers a large exhaust surface without overloading the piston rings and, therefore, greater durability.

Piston with 1 ring, allows you to obtain the maximum power and for the engine to rev up more easily.

It is recommended to install it together with a reed box, a 19-21mm carburettor, a racing variator and an exhaust.