The Motorcycle Cylinder Kit 85CC 47.5mm Bore Piston Pin Ring Gasket Set is perfect for those looking to restore or maintain their 85CC YZ80/YZ85 motors. This kit includes all the necessary components to rebuild the cylinder, guaranteeing a smooth and efficient engine. With a 47.5mm bore, this kit offers optimal performance and efficiency, reducing fuel consumption and increasing power output. The piston pin ring and gasket sets ensure a tight seal, preventing oil leaks and ensuring prolonged engine life. This comprehensive kit also includes easy-to-follow instructions, allowing for quick and hassle-free installation. Invest in this quality kit today and enjoy a reliable and efficient engine on your YZ80 or YZ85 motorcycle.