Yamaha XS250 (1982-83)

The Yamaha XS250 DOHC motorcycle was produced from 1982-83 and had a four-stroke, 180-degree parallel twin engine with two valves per cylinder and a capacity of 248 cc. The compression ratio was 10.1:1 and it had a wet sump lubrication system. The bike had 2x 32mm Mikuni carburetors, coil and cb ignition, and could be started by kick. It had a maximum power of 30 hp at 10,000 rpm and a maximum torque of 2.2 kgf-m at 8,500 rpm.

The XS250 DOHC had a wet multiplate clutch, a 6-speed transmission, and a chain final drive. The frame was a duplex cradle design and the suspension consisted of telescopic forks in the front and dual shocks, swing arm, and adjustable 5-position preload in the rear. The front brake was a single 267mm disc and the rear brake was a 178mm drum. The bike had a 3.00-18 front tire and a 3.50-18 rear tire, a wheelbase of 1359 mm, and a seat height of 810 mm. The dry weight was 165.5 kg and the wet weight was 174 kg. The fuel tank capacity was 14 liters or 3.7 US gallons.

Technical specifications:

Make Model: Yamaha XS 250 DOHC

Year: 1982 – 83
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
Transmission: 6 Speed
Final Drive: Chain
Frame: Duplex cradle
Front Suspension: Telescopic forks
Rear Suspension: Dual shocks, swing arm, 5-position preload adjustable
Front Brakes: Single 267mm disc
Rear Brakes: 178mm Drum
Front Tyre: 3.00-18
Rear Tyre: 3.50-18
Wheelbase: 1359 mm / 53.5 in
Seat Height: 810 mm / 31.8 in
Dry Weight: 165.5 kg / 365 lbs
Wet Weight: 174 kg / 392.4 lbs
Fuel Capacity: 14 Litres / 3.7 US gal