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Sport · 1922

G6 Bigport

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1922 AJS G6 Bigport Technical Analysis & Specification Breakdown

Positioned in AJS's sport motorcycle lineup, the 1922 AJS G6 Bigport relies on a 349 cc (21.3 cu in) single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 74.0 x 81.0 mm (2.9 x 3.2 inches).

Within MotoLibrary's AJS archive, this model family spans 7 indexed model years from 1922 to 1928, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Engine
Displacement 349.0 ccm (21.30 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Bore x Stroke 74.0 x 81.0 mm (2.9 x 3.2 inches)
Fuel System Carburettor. Binks
Fuel Control Overhead Valves (OHV)
Ignition Lucas Magneto
Transmission
Gearbox 3-speed
Final Drive Chain (final drive)
Wheels & Brakes
Front Brakes Expanding brake (drum brake)
Rear Brakes Expanding brake (drum brake)
Wheels Spoked
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