1975 Norton Commando 850 technical specifications

Technical specifications

Model: Commando 850
Years: 1975
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 carburettors
Ignition: 120W Lucas alternator
Starting: Electric and kick
Max Power: 60 hp / 44.7 kW @ 6200 rpm
Transmission: 4 Speed
Final Drive: Chain
Front Suspension: Telescopic forks
Frame: Twin downtube cradle with Isolastic engine mounts
Rear Suspension: Swing arm with Girling coil springs
Front Brakes: Single disc
Rear Brakes: Single disc
Front Tyre: 4.10-19
Rear Tyre: 4.10-19
Wheelbase: 1440 mm / 56.7 in
Wet Weight: 220 kg / 485 lbs
Fuel Capacity: 19 Litres / 5.0 US gal

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