2013 Yamaha WR 450R Dirt Bike Lynnwood WA
29-10-2014, 08:18. Author: Lynnwood Motoplex
2013 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
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