VERTEX Top End Piston Kit 43.45mm (Cast Replica) Yamaha YZ 65cc 18->

Features:

• Cast Replica - Cast piston in original OE form
• All pistons are heat treated with a T-5 hardening and tempering cycle
• All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
• Cast piston kits are gravity-cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston
• Top end piston kits include piston, rings, wrist pin, circlips and top end gaskets
• Replacement two-stroke piston rings sold individually; four stroke piston rings sold as a set

Fit the models: