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1955 AJS Model 20 500 Specs

General ─░nformation

Model AJS Model 20 500
Year 1955
Category Allround

Engine and transmission

Displacement 498.00 ccm (30.39 cubic inches)
Power 20.00 HP (14.6 kW)) @ 6800 RPM
Top speed 137.0 km/h (85.1 mph)
Compression 7.0:1
Bore x stroke 66.0 x 72.8 mm (2.6 x 2.9 inches)
Fuel system Carburettor
Ignition Magneto
Cooling system Air
Gearbox 4-speed
Transmission type, final drive Chain

Chassis, suspension, brakes and wheels

Frame type Single cradle
Front suspension Telescopic
Rear suspension Twin shock
Frame 3.25-19
Front tyre 3.25-19
Rear tyre 3.25-19
Front brakes Expanding brake (drum brake)
Rear brakes Expanding brake (drum brake)
Seat Dual

Physical measures and capacities

Dry weight 178.0 kg (392.4 pounds)
Power/weight ratio 0.1124 HP/kg
Overall length 2,190 mm (86.2 inches)
Overall width 710 mm (28.0 inches)
Fuel capacity 13.50 litres (3.57 gallons)

Other specifications

Starter Kick
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