Yamaha XS250 (1982)

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The Yamaha XS 250 DOHC Special is a motorcycle model from the year 1982 with a four-stroke engine that has two parallel cylinders, each with 2 valves. Its capacity is 248 cc and the bore x stroke is 56 x 50.6 mm. The bike is air-cooled and has a compression ratio of 10.1:1. The lubrication is done via wet sump, and the induction is achieved through 2x 32mm Mikuni carburetors. The ignition system uses a coil and cb, and the bike starts with a kick. The maximum power generated by the engine is 30 hp at 10,000 rpm, while the maximum torque is 2.2 kgf-m at 8,500 rpm. The clutch uses a wet multi-plate system with seven friction and six thrust plates. The motorcycle has a six-speed transmission and a chain final drive. The frame is a double cradle with a single downtube made of welded tubular material. It has Telescopic forks and dual shocks, swing arm, 5-position preload adjustable as front and rear suspension respectively. The front brake consists of a single 267mm disc with the rear brake having a smaller 177mm drum. The tire specifics are 3.00-18 and 4.10-16 for front and rear respectively, and it has a rake of 27 degrees, trail of 87 mm / 3.43 in, a wheelbase of 1375 mm / 54.1 in, and sits at a seat height of 770 mm / 30.3 in. The bike has a dry weight of 169 kg / 373 lbs, and carries 14 Litres / 3.7 US gal of fuel.

Technical specifications:

Make Model: Yamaha XS 250 DOHC Special

Year: 1982 –


Engine: Four stroke, 180 degrees parallel twin, DOHC, 2 valves per cylinder
Capacity: 248 cc / 15.2 cu-in
Bore x Stroke: 56 50.6 mm
Cooling System: Air cooled
Compression Ratio: 10.1:1
Lubrication: Wet sump
Induction: 2x 32mm Mikuni carburetors
Ignition: Coil and cb
Starting: Kick
Max Power: 30 hp / 22.3 kW @ 10000 rpm
Max Torque: 2.2 kgf-m / 15.2 lb-ft @ 8500 rpm
Clutch: Wet multiplate with seven friction and six thrust plates
Transmission: 6 Speed
Final Drive: Chain
Frame: Welded tubular. Double cradle with single downtube

Front Suspension: Telescopic forks
Rear Suspension: Dual shocks, swing arm, 5-position preload adjustable
Front Brakes: Single 267mm disc
Rear Brakes: 177mm Drum
Front Tyre: 3.00-18
Rear Tyre: 4.10-16
Rake: 27 degrees
Trail: 87 mm / 3.43 in
Wheelbase: 1375 mm / 54.1 in
Seat Height: 770 mm / 30.3 in
Dry Weight: 169 kg / 373 lbs
Fuel Capacity: 14 Litres / 3.7 US gal

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