Cylinder Piston Gasket Kit 14mm For Pit Bike Minicross Loncin Lifan 110cc 125cc52. 4mm Cylinder Piston Gasket Top End Rebuild Kit For Pit Bike Minicross Lifan 125cc 1P52FMI Features: If your cylinder blows through, the compression is too low, or even a piston seizure has occurred, then this kit is exactly the right thing for you. Kit includes cylinder, piston, rings, pin, clips & top end gasket kit (you get exactly what is pictured). The cylinder is made of aluminum for good cooling with an internal cast iron jacket (unlike