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1960 AJS Model 31 650 Swift Specs

General ─░nformation

Model AJS Model 31 650 Swift
Year 1960
Category Allround

Engine and transmission

Displacement 646.00 ccm (39.42 cubic inches)
Power 31.40 HP (22.9 kW)) @ 6000 RPM
Compression 7.5:1
Bore x stroke 72.0 x 79.3 mm (2.8 x 3.1 inches)
Fuel system Carburettor
Fuel control Overhead Valves (OHV)
Ignition Bobine
Cooling system Air
Gearbox 4-speed
Transmission type, final drive Chain

Chassis, suspension, brakes and wheels

Frame type Doble cradle
Front suspension Hydraulic telescopic
Rear suspension Twin shock Girling
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 176.0 kg (388.0 pounds)
Power/weight ratio 0.1784 HP/kg
Fuel capacity 16.00 litres (4.23 gallons)

Other specifications

Starter Kick
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