In 1987, Honda released the NR750 motorcycle, featuring a unique V-four oval cylinder engine with 85 degrees of rotation, DOHC, and 8 valves per cylinder. This model also had two conrods per cylinder and a 750 cc capacity with a bore and stroke of 75 x 42 mm. Cooling was provided by a liquid system and starting the engine was done via an electric mechanism. The transmission had six speeds and the final drive utilized a chain. The frame was a twin-spar beam made of reinforced extruded aluminum. Brakes were two discs in the front and a single disc in the rear. The dry weight of the bike was 158 kg/348 lbs and the fuel capacity is not specified. However, the top speed was recorded as 281.6 km/h or 175 mph. Ultimately, the NR750 was a unique and innovative motorcycle for its time, with its oval cylinder design and advanced mechanical features.
Technical specifications:
Make Model: Honda NR 750
| Year | 1987 |
|---|---|
| Engine | Four stroke, 85 degreesV-four oval cylinder, DOHC, 8 valve per cylinder, 2 conrods per cylinder |
| Capacity | 750 cc |
| Bore x Stroke | 75 x 42 mm |
| Cooling System | Liquid cooled |
| Starting | Electric |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Frame | Twin-spar beam frame in reinforced extruded aluminium |
| Front Brakes | 2x discs |
| Rear Brakes | Single disc |
| Dry Weight | 158 kg / 348 lbs |
| Fuel Capacity | NA |
| Top Speed | 281.6 km/h / 175 mp/h |
