Thursday, July 22, 2010

2011 Yamaha Raptor 250R Engine

2011 Yamaha Raptor 250R Engine
Engine

- Three-chamber muffler is light, quiet and boosts low- and midrange performance.
- Oil cooler keeps engine temps down and lubrication up in hot conditions.
- Mikuni® 29mm carburetor provides light throttle pull and excellent throttle response across the entire rpm range.
- Light and powerful 249cc, air-cooled, SOHC, four-stroke single produces a broad, deep powerband.
- Five-speed gearbox with manual clutch provides the flexibility to tackle pretty much any track or trail.
- Electric starting is standard equipment and works in any gear.
- DC-CDI ignition system delivers consistent spark at all rpm levels—for quick throttle response and a smooth, broad powerband.
- Ceramic-composite cylinder liner allows for greatly reduced wear and excellent heat dissipation.
- Airbox features no-tools air filter access.

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