2021 YAMAHA YZ LINEUP FIRST LOOK: THE DIRTY DOZEN RACERS

Yamaha brings 12 YZ models for racing in 2021, running from the neophyte-ready YZ65 to the new supercross-platform YZ450F Monster Energy Yamaha Racing Edition. Let’s go over the 2021 Yamaha YZ lineup—a dirty dozen for racing.

MOTOCROSS

2021 Yamaha YZ450F

The top-end of the motor for the flagship motocrosser gets a new high-compression cylinder head with steeper valve angles, more aggressive cam profiles, a forged piston, and a magnesium valve cover. Feeding that is a higher-flow air filter with improved air intake efficiencies, with the spent charge exiting through a larger exhaust headpipe connector. The bottom end gets a longer connecting rod.

Read full post here:
https://ultimatemotorcycling.com/2020/07/09/2021-yamaha-yz-lineup-first-look-the-dirty-dozen-racers/

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