- Fit for:
Yamaha YZ450F 2020-2023
Yamaha YZ450FX 2021-2022
Yamaha WR450F 2021-2023 - Intake valve replace OEM: B2W-12111-00-00
- Exhaust valve replace OEM: B2W-12121-00-00
- High strength one-piece design.
- Adopt overall nitriding treatment.
- Heat and corrosion resistant.
- Stronger and lighter to withstand all the slamming and the combustion chamber’s heat.