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17-24 Honda CRF450R CRF 450R 98mm 470 Athena Big Bore Cylinder Piston Top Kit
Athena 98mm 470cc Big Bore Cylinder Top End Kit! This is the best and most reliable big bore kit on the market! Fits Honda CRF450R / CRF450RX / CRF450RWE. Years 2017 2018 2019 2020 2021 2022 2023 2024.
98mm 470cc Nikasil Athena Big Bore Cylinder. Larger Water Jackets For Better Cooling!
Athena 98mm Forged & Race Coated Piston Kit (Includes, Piston, Pin, Rings & Clips). Piston Is 12.9:1. Athena Complete Top End Gasket Set.