The Norton Commando 750 motorcycle was produced in 1974 and featured a four-stroke, parallel twin-cylinder engine with push rods and two valves per cylinder. Its engine capacity was 829cc, with a bore and stroke of 77mm and 89mm, respectively, and a compression ratio of 8.5:1. The bike was air-cooled and used two Amal carburetors and a Lucas alternator for ignition. It was kick-started and had a maximum power output of 60hp at 6200rpm. The clutch was a diaphragm-type pressure plate and the transmission had four speeds, with the final drive being a chain. The bike had a twin downtube cradle with Isolastic engine mounts and a telescopic fork front suspension with dual shocks at the rear. The front brake was a single disc and the rear was a drum. The bike had a wheelbase of 1440mm and dry weight of 188kg, with a fuel capacity of 19 litres. Overall, the Norton Commando 750 was a high-performance classic motorcycle with a sleek design and reliable features.
Technical specifications:
Make Model: Norton Commando 850
| Year | 1974 |
|---|---|
| Engine | Four stroke, parallel twin cylinder, push rod 2 valves per cylinder. |
| Capacity | 829 cc / 50.6 cu in |
| Bore x Stroke | 77 x 89 mm |
| Compression Ratio | 8.5:1 |
| Cooling System | Air cooled |
| Induction | 2 x Amal carburetors |
| Ignition | Lucas alternator |
| Starting | Kick |
| Max Power | 60 hp / 44.7 kW @ 6200 rpm |
| Clutch | Diaphragm type pressure plate |
| Transmission | 4 Speed |
| Final Drive | Chain |
| Frame | Twin downtube cradle with Isolastic engine mounts |
| Front Suspension | Telescopic fork |
| Rear Suspension | Dual shocks |
| Front Brakes | Single disc |
| Rear Brakes | Drum |
| Front Tyre | 4.10-19 |
| Rear Tyre | 4.10-19 |
| Wheelbase | 1440 mm / 56.7 in |
| Dry Weight | 188 kg / 414 lbs |
| Fuel Capacity | 19 Litres / 5.0 US gal |
