Yamaha Yz450f 60th Anniversary 2024. Featuring a reversed cylinder head layout, forged aluminum piston, 39 mm titanium valves,. Featuring a reversed cylinder head layout, forged aluminum piston, titanium valves, lightened.

Introducing the new 2024 yamaha yz450f… yamaha took the championship winning yz450f and made it even better—more powerful,. For the record, the 2023 yamaha yz450f weighed 231.5 pounds, and so does the 2024 model.