Yamaha YZ250 (2-Stroke) 2018

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2018 Yamaha YZ250 (2-Stroke) CONQUER DIRT Revive memories of the good ol' days with a YZ two-stroke! Nothing beats the "bark," and instantaneous throttle response of the lightweight YZ250. Not only is a 2-stroke more affordable and easier to maintain, they also provide a very entertaining ride. POWER Liquid-cooled, 249cc, piston-reed-valve-inducted, 2-stroke engine is lightweight and compact. PERFORMANCE YPVS power valve system features a total of three slides (one main and two auxiliary slides) which provides the benefits of both solid, low rpm power delivery and a strong top-end punch. The YPVS system varies the exhaust port height and timing based on engine rpm. Features may include: ENGINE Lightweight, compact, liquid-cooled, 249cc, piston-reed-valve-inducted, 2-stroke. Lightweight, flat top forged aluminum piston. Liner-less, ceramic composite cylinder bore with ceramic coating sprayed directly on the aluminum block. Lightweight, ball bearing style crank. YPVS power valve system features a total of three slides (one main and two auxiliary slides). Keihin PWK38S carburetor with power jet and throttle position sensor (TPS). Special-design, 4-petal, carbon fiber reeds. Smooth-shifting, 5-speed, close-ratio transmission. Heavy-duty, multi-plate clutch. CD (capacitor discharge) ignition system. High capacity, washable, dual-stage, foam air filter. Large-capacity, dual radiators feature 10-row cores. Lightweight exhaust system. Works-style clutch lever & race-spec 'barrel adjuster.' CHASSIS/SUSPENSION Lightweight, aluminum, semi-double-cradle frame. Removable rear subframe. Lightweight, tapered design aluminum swingarm. Cast aluminum upper and forged lower triple clamps. Adjustable handlebar mounts. 'Speed Sensitive System' 48mm, adjustable, inverted, 'twin chamber' KYB fork. Front wheel travel is 300mm (11.8'). Fork also features a Transfer Control Valve (TCV). Large 'wrap-around' plastic fork protectors. Monocross link rear suspension features a fully adjustable, Kayaba, piggyback shock which provides 315mm (12.4') of wheel travel. 270 mm floating front 'wave-style' disc brake with Nissin twin piston caliper. 'Shorty' front brake lever is adjustable for various hand sizes. 245 mm rear 'wave-style' disc brake with single piston caliper. Rugged, plastic rear caliper & lower rear disc protectors / guards. Lightweight, Sun Star rear sprocket. Lightweight, D.I.D. 21' front and 19' rear rims & premium Dunlop tires. 'Flat-design' seat features multi density foam. Seat, handlebar & fuel tank ergonomics provide excellent freedom of movement for the rider.
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