2019 Yamaha YZ250F Dyno Test | Dirt Rider

2019 Yamaha YZ250F Dyno Test

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

Video By: Bert Beltran

The 2019 Yamaha YZ250F has a starting suggested retail price of $8,199 and is available in Team Yamaha Blue and White. Powering this Japanese motorcycle is a liquid-cooled, DOHC, four-valve, 250cc four-stroke engine.

We ran the YZ250F on our rear-wheel dyno in third gear to determine peak output from Yamaha’s 250F motocross bike. We documented 37.45 hp at 12,390 rpm and 18.53 pound-feet of torque at 8,440 rpm.

2019 Yamaha YZ250F Dyno Chart

2019 Yamaha YZ250F Dyno Chart

Dirt Rider Staff

Engine Specifications

Engine Type: Liquid-cooled, DOHC, four-stroke single-cylinder; 4 valves/cylinder
Bore x Stroke: 77.0 x 53.6mm
Displacement: 250cc
Compression Ratio: 13.8:1
Fuel Delivery: Electronic fuel injection
2019 450 MX Shootout
2019 250F MX Shootout


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