The Honda CB 250RS motorcycle was produced from 1980 to 1981 and had a four stroke, single cylinder, SOHC, 4 valve engine with a capacity of 249 cc / 15.1 cu-in. It had a 30mm Keihin carburetor induction system, CDI ignition, and an electric starting system. The motorcycle had a maximum power of 33 hp / 24.6 kW @ 8500 rpm and a maximum torque of 12.6 Nm / 9.2 lb-ft @ 8000 rpm. The transmission was 5-speed with a final drive of a chain. It had a front suspension of telescopic forks with a 120 mm / 4.7 in wheel travel and a rear suspension of dual shock with adjustable preload and a 90 mm / 3.5 in wheel travel. The front brake was a single 250mm disc and the rear brake was a 140 drum. The front tyre was 3.00-18 and the rear tyre was 4.10-18. The dry weight of the motorcycle was 136 kg / 300 lbs, while the wet weight was 148.0 kg / 326.3 lbs. The motorcycle had a fuel capacity of 13 litres / 3.4 US gal with an average consumption of 25 km/lit. The standing 1/4 mile time was 16.3 seconds, and the top speed was 136 km/h / 84.5 mph.
Technical specifications:
Make Model: Honda CB 250RS
| Year | 1980 – 81 |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, 4 valve |
| Capacity | 249 cc / 15.1 cu-in |
| Bore x Stroke | 74 x 57.8 mm |
| Cooling System | Air cooled |
| Compression Ratio | 9.3:1 |
| Induction | 30mm Keihin carburetor |
| Ignition | CDI |
| Starting | Electric |
| Max Power | 33 hp / 24.6 kW @ 8500 rpm |
| Max Torque | 12.6 Nm / 9.2 lb-ft @ 8000 rpm |
| Transmission | 5 Speed |
| Final Drive | Chain |
| Front Suspension | Telescopic forks |
| Front Wheel Travel | 120 mm / 4.7 in |
| Rear Suspension | Dual shock with adjustable preload |
| Rear Wheel Travel | 90 mm / 3.5 in |
| Front Brakes | Single 250mm disc |
| Rear Brakes | 140 Drum |
| Front Tyre | 3.00-18 |
| Rear Tyre | 4.10-18 |
| Dry Weight | 136 kg / 300 lbs |
| Wet Weight | 148.0 kg / 326.3 lbs |
| Fuel Capacity | 13 Litres / 3.4 US gal |
| Consumption Average | 25 km/lit |
| Standing 1/4 Mile | 16.3 sec |
| Top Speed | 136 km/h / 84.5 mph |
