2014 Yamaha WR450F, 2014 Yamaha WR450F is the full-sized trail bike with a headlight, taillight and all the power of a fourstroke 450cc powerhouse. Tejas Motorsports in the Houston Texas area has the best selection of new and used Yamaha dirtbikes. 2014 Yamaha WR450F YZ250F STYLE CHASSIS + 450 FI ENGINE = PERFECTION The WR450F features a powerful and reliable, high-revving, five-titanium-valve engine with fuel injection, YZ250F-bred advance aluminium frame, latest generation YZ forks and shocks, and slim bodywork provides awsome light weight handling and open-class power 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 alum