The Yamaha TT 250 is a four-stroke, single cylinder motorcycle that was made in 1980. It has a 249 cc capacity, with a bore x stroke of 75 x 56.5mm. The engine is air cooled with a compression ratio of 9.7:1 and uses a 30mm Mikuni slide carburetor for induction. Ignition is done by a flywheel-magneto CDI, and it starts with a kick. The Yamaha TT 250 has a max power of 22 hp/16.1 kW @ 8000 rpm with a torque of 2 kgf-m/14.4 lb-ft @ 6500 rpm. It has a wet, multi-plate clutch and is able to go through 5 speeds. The final drive is a chain. The frame is tubular mild steel with a single front downtube. The front suspension has a 36mm stanchion tube diameter and a front wheel travel of 225 mm/8.8 in. The rear features an adjustable preload monoshock with a rear wheel travel of 191 mm/7.5 in. The front and rear brakes are both drums, and the front tire has a size of 300-21 while the rear tire is a 510-17. The seat height is 838 mm/33 in with a dry weight of 100.8 kg/242 lbs, and the fuel capacity is 7.5 liters/2.0 US gal.
Technical specifications:
Make Model: Yamaha TT 250
| Year | 1980 |
|---|---|
| Engine | Four stroke, single cylinder, |
| Capacity | 249 cc / 15.2 cu-in |
| Bore x Stroke | 75 x 56.5mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.7:1 |
| Induction | 30mm Mikuni slide carburetor |
| Ignition | Flywheel-magneto CDI |
| Starting | Kick |
| Max Power | 22 hp / 16.1 kW @ 8000 rpm |
| Max Torque | 2 kgf-m / 14.4 lb-ft @ 6500 rpm |
| Clutch | Wet, multi-plate |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Frame | Tubular mild steel, single front downtube |
| Front Suspension | 36mm stanchion tube diameter |
| Front Wheel Travel | 225 mm / 8.8 in |
| Rear Suspension | Adjustable preload monoshock |
| Rear Wheel Travel | 191 mm / 7.5 in |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| Front Tyre | 300-21 |
| Rear Tyre | 510-17 |
| Seat Height | 838 mm / 33 in |
| Dry Weight | 100.8 kg / 242 lbs |
| Fuel Capacity | 7.5 liters / 2.0 US gal |
