Norton Commando 750 Hi (1971-72)

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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

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