The Norton Commando 750 Hi-Rider was produced between 1971 and 1972. It featured a four-stroke, parallel twin-cylinder engine with a capacity of 745cc and a compression ratio of 9.0:1. The bike was air-cooled, with 2 x ~A30mm Amal concentric carburetors and a 12V alternator. It had a kick-start system and could produce a maximum power of 58 hp/43 kW at 6800 rpm. The transmission was a 4-speed, and the final drive was via chain. The front suspension consisted of telescopic forks, while the rear suspension had dual shocks that were 5-way adjustable. The front and rear brakes were ~A203 mm and ~A178 mm drum, twin leading shoe respectively. The bike had a 4.10-19 front and rear tire, a dry weight of 191 kg/421 lbs, and a fuel capacity of 10 liters/2.6 US gallons.
Technical specifications:
Make Model: Norton Commando 750 Hi-Rider
| Year | 1971 – 72 |
|---|---|
| Engine | Four stroke, parallel twin cylinder, push rod, 2 valves per cylinder. |
| Capacity | 745 cc / 45.5 cu in |
| Bore x Stroke | 73 x 89 mm |
| Compression Ratio | 9.0:1 |
| Cooling System | Air cooled |
| Induction | 2 x ~A30mm Amal concentric carburetors |
| Ingnition | 12V, alternator |
| Starting | Kick |
| Max Power | 58 hp / 43 kW @ 6800 rpm |
| Transmission | 4 Speed |
| Final Drive | Chain |
| Front Suspension | Telescopic forks |
| Rear Suspension | Dual shocks, 5-way adjustable |
| Front Brakes | ~A203 mm Drum, twin leading shoe |
| Rear Brakes | ~A178 mm Dum, twin leading shoe |
| Front Tyre | 4.10-19 |
| Rear Tyre | 4.10-19 |
| Dry-Weight | 191 kg / 421 lbs |
| Fuel Capacity | 10 Litres / 2.6 US gal |
