2019 Kawasaki KX250 Dyno Test

How much power does Kawasaki’s 250 four-stroke motocross bike make?

Video By: Bert Beltran

The 2019 Kawasaki KX250 has a starting suggested retail price of $7,749 and is available in green. Powering this Japanese motorcycle is a liquid-cooled, DOHC, four-valve, 249cc four-stroke engine.

We ran the KX250 on our rear-wheel dyno to determine peak output from Kawasaki’s 250F motocross bike. We documented 35.84 hp at 11,450 rpm and 19.10 pound-feet of torque at 8,130 rpm.

2019 kawasaki kx250
2019 Kawasaki KX250 Dyno ChartDirt Rider Staff

“The KX250 engine has average low-end power, decent midrange, and signs off slightly on the top-end.”

- —Andrew Oldar

Engine Specifications

Engine Type: Liquid-cooled, DOHC, four-stroke single-cylinder; 4 valves/cylinder
Bore x Stroke: 77.0 x 53.6mm
Displacement: 249cc
Compression Ratio: 13.4:1
Fuel Delivery: Electronic fuel injection