| MODEL | YAMAHA XS 250 DOHC 1982 - 1983 |
| Year | 1982 - 1983 |
| Engine Type | Four stroke, 180 degree parallel twin, DOHC, 2 valves per cylinder |
| Displacement / Capacity | 248 cc / 15.2 cu in |
| Bore X Stroke | 56 x 50.6 mm |
| Compression Ratio | 10.1:1 |
| Cooling System | Air cooled |
| Max Power | 22.3 kW / 30 hp @ 10000 rpm |
| Max Torque | 2.2 kgf-m / 15.2 lb-ft @ 8500 rpm |
| Ignition | Coil and contact breaker |
| Induction | 2x 32 mm Mikuni carburettors |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | Wet sump |
| Gear Box | 6 speed |
| Clutch | Wet multiplate |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Duplex cradle |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shocks, swing arm, 5-position preload adjustable |
| Front Brakes | Single 267 mm disc |
| Rear Brakes | 178 mm drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 810 mm / 31.8 in |
| Wheelbase | 1359 mm / 53.5 in |
| Ground Clearance | — |
| Dry Weight | 165.5 kg / 365 lbs |
| Wet Weight | 174 kg / 392.4 lbs |
| WHEEL SPECS | |
| Front Tyre | 3.00-18 |
| Rear Tyre | 3.50-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 14 Litres / 3.7 US gal |
| Fuel Consumption | — |
| Top Speed | — |
In 1982 the XS 250 gained a twin-cam head, oversquare dimensions and higher compression, lifting output to around 30 hp. It kept the six-speed gearbox, duplex frame and disc front brake of the earlier SOHC bike. A road test cited about 82 mph.
