Yamaha WR tech info
Yamaha WR description
2014 YAMAHA WR 450R, Key Features: A YZ-bred advanced aluminum frame—carefully engineered from castings, forgings and extrusions—enhances handling while retaining legendary Yamaha feel and characteristics. Highly evolved five-titanium-valved engine starts with the push of a button. Highly functional digital enduro computer offers speedometer, clock, tripmeter, etc., in basic mode—or pace management functions such as timer, distance-compensating tripmeter, average speed, etc., when switched to race mode. The WR450F is green sticker approved for California.Engine: 449cc liquid-cooled DOHC four-stroke with five titanium valves delivers more broad power than ever, with high over-rev capacity and crisp, linear throttle response. Fuel injection system delivers quick throttle response and smooth power delivery at nearly all altitudes and temperatures. Special crank balance factor and AC generator provide super-smooth running. A piston oil-jet provides increased cooling for long life. Dry-sump lubrication system carries the oil reservoir inside the engine cases, for excellent mass centralization and simplified plumbing. Digital TCI ignition system delivers precise spark and monitors engine speed to provide optimal timing for fast, strong response during hard acceleration. Large-capacity radiators with reinforcements provide maximum cooling efficiency with great strength. Wide-ratio five-speed transmission uses strengthened gears and YZ450F-spec multiplate clutch—good for quick-hitting power in the woods, as well as eye-opening top-end power. Lightweight exhaust system maximizes engine power. Aluminum muffler with USFS-approved spark arrestor looks trick and keeps things light. Works-style clutch lever features oversize barrel adjuster for easy, on-the-fly adjustability of lever/cable play. Electric start provides easy restarts.Chassis/Suspension: YZ250F-inspired frame makes for a compact size while optimizing mass centralization. With its extensively tested assembly of aluminum forgings and extrusions, the WR frame retains legendary Yamaha handling and response. Compact YZ250F-based chassis provides a lightweight feeling with plush suspension performance for the most demanding rider. Removable aluminum rear subframe is constructed of square-section tube. Fully adjustable YZ-b
Yamaha WR for Sale
- 2014 yamaha wr450f ($8,290)
- 2012 yamaha wr450f ($8,090)
- 2006 yamaha wr450f ($3,499)
- 2014 yamaha wr250r ($6,690)
- 2013 yamaha wr450f ($8,290)
- 2014 yamaha wr250r ($6,690)
Moto blog
Dirt First By MotoVentures
Wed, 05 Feb 2014MotoVentures, the long-running (since 1998) dirt bike riding instruction company is changing its name from simply MotoVentures to the more descriptive Dirt First by MotoVentures. The new moniker more appropriately describes the company’s training activities and philosophy about the best way to learn how to ride a motorcycle begins in the dirt. “Our Dirt First training curriculum is very practical with no ceiling or limitations,” says MotoVentures President, Gary LaPlante. ”Our highly qualified, well-trained instructors are capable of teaching everyone from kids to adults and beginners to experts.
Custom R1 for Riders for Health
Tue, 08 Dec 2009This R1 will be auctioned in 2010 to raise money for Riders for Health. The bike was donated by Yamaha and the paintjob was designed by Aldo Drudi - the guy behind Rossi's helmet designs. See the similarity?!
Maybe the Evo class is the future for WSB?
Thu, 05 May 2011Did we see the future of World Superbike racing last weekend at the BSB event? Possibly, but only if everyone is on Evo spec machines in 2012. By setting the 2nd fastest lap in race one and running second for a while in race two, the brilliant Alex Lowes proved that with a good grid position an Evo spec machine can be competitive for part race distance at least.
Yamaha WR by State
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