Replacement for: Honda Z50RD 1986, Honda ZB50 1988, Honda CRF50F 2004-2008, Honda XR50R 2000-2003, Honda Z50A 1969-1978, Honda Z50R 1979-1999. Cylinder made of cast iron, is not easy to wear, has better sealing, provides sufficient power, piston ring made of alloy material, strong sealing, heat dissipation fast, avoid burning oil, using micro-arc oxidation piston, high temperature resistance, more wear resistance, small expansion coefficient. New cylinder and piston kit for honda 50cc. Replaces existing cylinder assembly, just replace and ride again. Instruction is not included. Professional installation is highly recommended.
