What kind of engine does a Yamaha YZ250 have?

What kind of engine does a Yamaha YZ250 have?

Two-Stroke Power. The 249cc liquid-cooled reed-valve-inducted two-stroke engine is lightweight, compact and features an incredibly wide, hard-hitting powerband. Yamaha Power Valve System. Patented YPVS™ combines crisp, hard-hitting bottom-end acceleration with strong midrange and eye-opening top-end. Advanced Carburetor.

What makes a Yamaha YZ250 motocross bike so light?

A light aluminum frame houses the patented YPVS™-equipped ripper of an engine for an awesome power-to-weight ratio. Ultra light weight means nimble handling and less fatigue.

What are the knobbies on a Yamaha YZ250?

Premium Dunlop® knobbies offer race-spec traction and wear. The YZ250 is ready to race out of the crate, complete with an aluminum handlebar, 2-position adjustable handlebar clamp, wide foot pegs, gripper seat and adjustable clutch lever with works-style cable adjuster. ©2020 Yamaha Motor Corporation, U.S.A. All Rights Reserved.

What makes a Yamaha YZ125 a motocross bike?

Modern, aggressive styling, including front fender, front number plate, radiator shrouds, side number plates, air box, rear fender, fork guards, as well as the rear brake disc protector, rear brake caliper protector and wider foot pegs—just like the 4-strokes.

Two-Stroke Power. The 249cc liquid-cooled reed-valve-inducted two-stroke engine is lightweight, compact and features an incredibly wide, hard-hitting powerband. Yamaha Power Valve System. Patented YPVS™ combines crisp, hard-hitting bottom-end acceleration with strong midrange and eye-opening top-end. Advanced Carburetor.

When was the last time a Yamaha YZ250 won a championship?

The last National Motocross Championship to be earned by the YZ was the 2004 Supercross title with Chad Reed. The Yamaha YZ250 was and remains a bike held in high revere by both the motocross and off-road communities. In fact, no other bike has proven so capable in both worlds.

What did the Yamaha YZ250 look like in 1979?

The 1978 model looked almost identical, but had more travel and an aluminum swingarm. Bob Hannah was in the middle of his win streak at this time, and Yamaha would raffle off his production bike to the public after each race. 1979: This was a stand-alone year for the YZ250.

Is the Yamaha YZ250 survival of the fittest?

SURVIVAL OF THE FITTEST: THE YAMAHA YZ250 2-STROKE STORY. The history of the Yamaha YZ250 is the history of motocross in America. No other machine was the platform for so many world-shaking innovations. The list of firsts goes on and on: reed valves, single-shock suspension and power valves all started with the Yamaha.