High Quality replacement pistons for 50cc original cylinders and 50cc Naraku cylinder kits for Minarelli 1E40QMB engines with 12mm piston pins. Supplied complete as shown with piston rings, piston pins and piston clips. Especially for the sensitive running-in phase, the Naraku piston is provided with a molybdenum coating. This protects the cylinder and piston during the break-in period.

Already from 10000 km it is worthwhile with a 50cc 2-stroke engine to change the piston, you are rewarded with lower fuel consumption and more engine power.