The Yamaha SRX 250F motorcycle was produced between 1987 and 1990. It featured a four-stroke, single cylinder, DOHC, and 4-valve engine with a capacity of 249cc. The bike had a compression ratio of 10.0:1, and operated with a Y22PV Teikei carburetor and TCI ignition. The SRX 250F’s electric starting capabilities enabled it to deliver a maximum power of 32 horsepower at 10000 rpm, and peak torque of 2.4 kgf-m at 8500 rpm.
The motorcycle featured a six-speed transmission, a chain final drive, and a centre axle 33mm front fork suspension with 140mm of front wheel travel. The SRX 250F also featured a single shock rear suspension, adjustable spring preload, and 100mm of rear wheel travel. The front brakes on the bike were a single disc with a two-piston caliper, and the rear brakes were a drum. The SRX 250F had a 90/90-16 front tire and a 100/90-18 rear tire.
The bike’s seat height was 780mm, its dry weight was 123kg, and its wet weight was 137kg. The Yamaha SRX 250F had a fuel capacity of 9 litres or 2.3 US gallons.
Technical specifications:
Make Model: Yamaha SRX 250F
| Year | 1987 – 90 |
|---|---|
| Engine | Four stroke, single cylinder, DOHC, 4 valves |
| Capacity | 249 cc / 15.2 cu-in |
| Bore x Stroke | 73 59.6 mm |
| Cooling System | Air cooled |
| Compression Ratio | 10.0:1 |
| Induction | Y22PV Teikei carburetor |
| Ignition | TCI |
| Starting | Electric |
| Max Power | 32 hp / 23.8 kW @ 10000 rpm |
| Max Torque | 2.4 kgf-m / 17.3 lb-ft @ 8500 rpm |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Front Suspension | Centre axle 33mm forks |
| Front Wheel Travel | 140 mm / 5.9 in |
| Rear Suspension | Single shock, adjustable spring preload |
| Rear Wheel Travel | 100 mm / 3.9 in |
| Front Brakes | Single disc 2 piston caliper |
| Rear Brakes | Drum |
| Front Tyre | 90/90-16 |
| Rear Tyre | 100/90-18 |
| Seat Height | 780 mm / 30.7 in |
| Dry Weight | 123 kg / 371 lbs |
| Wet Weight | 137 kg / 302 lbs |
| Fuel Capacity | 9 Litres / 2.3 US gal |
