V.2 70cc Cylinder Kit for Piaggio AC

The piston features:

• 2 additional CNC-machined oil channels on the piston skirt, which collect engine oil for improved lubrication of the cylinder lining.
• Additional lead tin coating for the sensitive developmental phase of the cylinder.
• Two oil holes and one channel at each piston pin mounting point for better lubrication.

The cylinder in the kit corresponds to a 39mm diameter, with increasing power output and design similar to the original 50cc cylinder, and can be legally used on the road.

Suitable for all 50cc Chinese GY6 four-stroke engines.

The package includes: cylinder, piston, piston spring set, piston pin, flange set, and retaining rings for the piston pin.