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 |
