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AJS G6 Bigport
1923Sportbike

AJS G6 Bigport

Key specifications

Engine
349 cc
Fuel type
petrol
Transmission
3-speed
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

Introducing the 1923 AJS G6 Bigport, a classic motorcycle that captures the essence of early 20th-century sport bikes. Designed for the discerning rider who sought speed and agility, the G6 Bigport stands as a testament to AJS's commitment to quality and performance. With its striking aesthetics and iconic design, this motorcycle quickly established itself in the competitive landscape of the roaring twenties, appealing to both racers and enthusiasts alike. The G6 Bigport is not just a motorcycle; it represents an era of innovation and passion for speed. At the heart of the G6 Bigport lies a robust 349 cc single-cylinder, two-stroke engine, delivering a thrilling ride with every twist of the throttle. The engine's bore and stroke measurements of 74.0 x 81.0 mm contribute to its spirited performance, making it an ideal companion for both spirited rides and leisurely jaunts. Coupled with a Binks carburettor and Lucas magneto ignition, the G6 promises responsiveness and reliability. Riders will appreciate the smooth power delivery through its 3-speed gearbox, complemented by a chain final drive, which allows for seamless gear transitions and a lively ride that can easily tackle winding roads and open stretches alike. The G6 Bigport is not just about performance; it also boasts features that were cutting-edge for its time. The motorcycle is equipped with expanding drum brakes on both the front and rear, ensuring that riders can confidently navigate a variety of terrains. Its lightweight chassis, combined with a well-balanced suspension, enhances stability and maneuverability, making it a joy to ride. The craftsmanship evident in the G6’s design reflects AJS's dedication to quality, from the elegant curves of the frame to the meticulous attention to detail in every component. In summary, the 1923 AJS G6 Bigport is not just a motorcycle; it embodies the spirit of an adventurous age, offering enthusiasts a chance to experience the thrill of early sport riding with a touch of nostalgia. Whether you’re a seasoned collector or a curious rider, this iconic machine promises to deliver both excitement and a sense of history on every ride.

Pros

  • Agile Performance: The lightweight design and responsive engine make for an exhilarating riding experience.
  • Classic Aesthetics: The vintage design and craftsmanship appeal to collectors and enthusiasts alike, making it a standout piece in any collection.
  • Reliable Mechanics: The combination of the Binks carburettor and Lucas magneto ignition ensures dependable performance on the road.

Cons

  • Limited Power: While spirited, the 349 cc engine may not satisfy those seeking high-performance outputs compared to modern machines.
  • Basic Suspension: The technology of its time means that the suspension may not provide the comfort and handling that contemporary riders expect.
  • Maintenance Needs: As a vintage motorcycle, it may require more frequent maintenance and specialized knowledge for repairs, which could deter some potential owners.

Technical details

Source specification data

Make
AJS
Model
G6 Bigport
Category
Sport
Gearbox
3-speed
Ignition
Lucas Magneto
Fuel System
Carburettor. Binks
Bore X Stroke
74.0 x 81.0 mm (2.9 x 3.2 inches)
Displacement
349.00 ccm (21.30 cubic inches)
Engine Details
Single cylinder, two-stroke
Transmission Type Final Drive
Chain
Seat
Single
Wheels
Spoked
Rear Brakes
Expanding brake (drum brake)
Front Brakes
Expanding brake (drum brake)