Athena Cylinder Kit - 97.00 Mm - Yz450F P400485100053

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jacketsForged piston with molybdenum coatingSpecial gasket kitEasy-to-follow step-by-step installation...

Kits include aluminum cylinder with nickel-carbide coating designed with larger water jacketsForged piston with molybdenum coatingSpecial gasket kitEasy-to-follow step-by-step installation...

Athena Piston Kit With Gaskets - 96.95 Mm - Yz450F P5F0970213005A Yamaha -- YZ 450 F -- (2021, 2022, 2020)

Athena Piston Kit With Gaskets - 96.96 Mm - Yz450F P5F0970213005B Yamaha -- YZ 450 F -- (2022, 2020, 2021)

• R&D developed to provide dyno-proven power gains • Asymmetric skirt design for improved wear and even loading on major thrust skirt • Precision fit ring; custom-lapped compression ring for...