Piston Kit - 76.95 Mm - Yamaha Yz250F 22805B

All pistons are heat treated with a T-5 hardening and tempering cycleAll piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston lifeCast...

Athena Piston Kit With Gaskets - 76.95 Mm - Yz250F P5F0770212009A Yamaha -- YZ 250 F -- (2019, 2022, 2020, 2021, 2023)