2019 Yamaha YZ450F Dyno | Dirt Rider

2019 Yamaha YZ450F Dyno

How much power does it make?

The 2019 Yamaha YZ450F has a starting suggested retail price of $9,299 and is available in Team Yamaha Blue and White. Powering this Japanese motorcycle is a liquid-cooled, DOHC, four-valve, 449cc four-stroke engine.

We ran the YZ450F on our rear-wheel dyno in third gear to determine peak output from Yamaha’s flagship motocross bike. We documented 50.09 hp at 9,650 rpm and 30.78 pound-feet of torque at 7,510 rpm.

2019 Yamaha YZ450F Dyno Chart

2019 Yamaha YZ450F Dyno Chart

Andrew Oldar

Engine Specifications

Engine Type: Liquid-cooled, DOHC, four-stroke single-cylinder; 4 valves/cylinder
Bore x Stroke: 97.0mm x 60.8mm
Displacement: 449cc
Compression Ratio: 12.8:1
Fuel Delivery: Electronic fuel injection
2019 450 MX Shootout


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