Yamaha XS250 DOHC Special
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| Yamaha XS250 DOHC Special | |
| Manufacturer | |
|---|---|
| Production | 1982 - |
| Class | [[:Category:Standard motorcycles|Standard]] [[Category:Standard motorcycles]] |
| Engine | Four stroke, 180° parallel twin, DOHC, 2 valves per cylinder |
| Compression ratio | 10.1:1 |
| Ignition | Coil and cb |
| Transmission | 6 Speed |
| Frame | Welded tubular. Double cradle with single downtube |
| Suspension | Front: Telescopic forks Rear: Dual shocks, swing arm, 5-position preload adjustable |
| Brakes | Front: Single 267mm disc Rear: 177mm Drum |
| Front Tire | 3.00-18 |
| Rear Tire | 4.10-16 |
| Wheelbase | 1375 mm / 54.1 in |
| Seat Height | 770 mm / 30.3 in |
| Weight | 169 kg / 373 lbs (dry), |
| Recommended Oil | Yamalube 10w-40 |
| Fuel Capacity | 14 Liters / 3.7 US gal |
| Manuals | Service Manual |
Engine
The engine was a Air cooled cooled Four stroke, 180° parallel twin, DOHC, 2 valves per cylinder. The engine featured a 10.1:1 compression ratio.
Drive
Power was moderated via the Wet multiplate with seven friction and six thrust plates.
Chassis
It came with a 3.00-18 front tire and a 4.10-16 rear tire. Stopping was achieved via Single 267mm disc in the front and a 177mm Drum in the rear. The front suspension was a Telescopic forks while the rear was equipped with a Dual shocks, swing arm, 5-position preload adjustable. The XS250 DOHC Special was fitted with a 14 Liters / 3.7 US gal fuel tank. The bike weighed just 169 kg / 373 lbs. The wheelbase was 1375 mm / 54.1 in long.
Photos
Overview
Yamaha XS 250 Special
| Make Model | Yamaha XS 250 DOHC Special |
|---|---|
| Year | 1982 - |
| Engine Type | Four stroke, 180° parallel twin, DOHC, 2 valves per cylinder |
| Displacement | 248 cc / 15.2 cu-in |
| Bore X Stroke | 56 х 50.6 mm |
| Cooling System | Air cooled |
| Compression | 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 Tire | 3.00-18 |
| Rear Tire | 4.10-16 |
| Rake | 27° |
| 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 Liters / 3.7 US gal |