Honda’s CRF450R hasn’t been at a loss for energy in recent times. Fairly the other, actually, because it cranked out essentially the most peak horsepower and torque within the class in 2019 and 2021, together with essentially the most peak horsepower of all 450 motocross bikes in 2020. Final yr, it was prime three in each classes.
For 2023, Massive Crimson diminished its flagship motocrosser’s throttle physique diameter from 46mm to 44mm with the intention to create a smoother energy supply at low speeds. Engineers additionally made the consumption port form narrower and the consumption funnel longer, each to enhance engine response and torque. Camshaft profile was altered to additional enhance torque.
With a Dunlop D404 road tire mounted on its rear wheel, Honda’s 450cc motocross bike spun the drum on our in-house Dynojet 250i rear-wheel dynamometer. Though it fell to fifth in peak horsepower with 52.5 hp at 9,100 rpm, the CRF450R shot again as much as first in most torque with 35.1 lb.-ft. at 6,600 rpm. No matter the place it stacks up by way of peak figures on the Dust Rider dyno, you gained’t hear check riders complaining the current-generation CRF450R lacks high-rpm energy. It’s nonetheless a fire-breather when the revs are up.
2023 Honda CRF450R Engine Specs