Norton
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MK2A 850 Commando Roadster

Norton · Sportmotorrad · Baujahr 1974

Technische Daten

1/4 mile (0.4 km)
13.00 seconds
Bore x stroke
77.0 x 89.0 mm (3.0 x 3.5 inches)
Category
Sport
Clutch
Wet multiplate
Color options
Blue, Red, Black
Comments
English bike. Last of the kick start Commandos. Shifts on the right side. 1 up 3 down
Compression
8.5:1
Cooling system
Air
Displacement
828.0 ccm (50.52 cubic inches)
Dry weight
188.2 kg (415.0 pounds)
Electrical
12v dc
Engine details
Same engine as the Interstate
Engine type
Twin, four-stroke
Exhaust system
Double chrome pipes
Frame type
Double cradle, large back bone steel, with Isolastic vibration system
Front brakes
Single disc
Front suspension
Telescopic
Front wheel travel
152 mm (6.0 inches)
Fuel capacity
11.36 litres (3.00 US gallons)
Fuel consumption
5.11 litres/100 km (19.6 km/l or 46.03 mpg)
Fuel control
Overhead Valves (OHV)
Fuel system
Carburettor. Twin Amals
Gearbox
4-speed
Greenhouse gases
118.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Ground clearance
152 mm (6.0 inches)
Ignition
points
Lubrication system
Dry sump
Max RPM
7500
Model name
Norton MK2A 850 Commando Roadster
Modifications compared to previous model
Not much change from the 73 model. The air boxes are more restricted with the mk2A.
Oil capacity
3.00 litres (3.17 US quarts)
Overall length
2235 mm (88.0 inches)
Power
60.0 HP (43.8 kW)) @ 6250 RPM
Power/weight ratio
0.3187 HP/kg
Price as new
US$ 1900. MSRP depends on country, taxes, accessories, etc.
Rear brakes
Expanding brake (drum brake)
Rear suspension
Twin shocks
Rear wheel travel
76 mm (3.0 inches)
Reserve fuel capacity
3.79 litres (1.00 US gallons)
Seat height
787 mm (31.0 inches) If adjustable, lowest setting.
Starter
Kick
Top speed
189.9 km/h (118.0 mph)
Transmission type
Chain (final drive)
Valves per cylinder
2
Weight incl. oil, gas, etc
199.6 kg (440.0 pounds)
Wheelbase
1440 mm (56.7 inches)
Wheels
Spoke
Year
1974