Technical specifications
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| Model: |
G80, G80C, G80 CS, G80S |
| Years: |
1946-66 |
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Engine:
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Four stroke, single cylinder, pushrod
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Capacity:
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498 cc / 30.3 cub in.
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Bore x Stroke:
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82.5 x 93 mm
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Cooling System:
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Air cooled
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Compression Ratio:
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1946 onwards: 5.9:1 From 1956: 7.3:1
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Lubrication:
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Dry sump with external oil tank
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Exhaust:
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Single, right side
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Fuel System:
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Amal 27 mm carburetor
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Ignition:
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Magneto
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Starting:
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Kick
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Max Power:
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21 kW / 28 hp @ 5600 rpm
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Transmission:
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4-Speed
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Final Drive:
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Chain
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Frame:
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Duplex frame
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Front Suspension:
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G80L: Teledraulic fork G80: Girder fork
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Rear Suspension:
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G80: None, springloaded saddle G80S : Swingarm, springloaded
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Front Brakes:
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Drum
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Rear Brakes:
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Drum
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Wheels:
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Steel, wire spokes
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Wheelbase:
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1397 mm / 55.0 in.
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Dry Weight:
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177 kg / 390 lbs
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Top Speed:
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126 km/h / 78 mph
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