Back to Bike FinderYears: 1963 · 1962 · 1961 · 1960
AJS Model 8 350
1961Sportbike

AJS Model 8 350

Key specifications

Engine
348 cc
Power
21 HP
Weight
153 kg
Fuel type
petrol
Fuel capacity
3.3 L
Seat height
29 mm
Front brakes
Expanding brake (drum brake)
Rear brakes
Expanding brake (drum brake)

Overview

### AJS Model 8 350: A Classic Sportster from the Sixties The 1961 AJS Model 8 350 stands as a testament to the golden era of British motorcycling. Launched by the esteemed AJS brand, known for its innovative engineering and racing pedigree, this motorcycle positioned itself as a spirited sport model designed for enthusiasts seeking both performance and style. With its unmistakable charm and classic lines, the Model 8 350 captures the essence of the 1960s riding culture, offering a thrilling experience for both seasoned riders and collectors alike. At the heart of the AJS Model 8 is its robust 348cc single-cylinder, four-stroke engine, which churns out a respectable 21 horsepower at 6250 RPM. This power, combined with a compression ratio of 7.5:1, ensures a lively performance that delivers a satisfying punch on every ride. The air-cooled engine is mated to a smooth-operating wet multiplate clutch and a reliable chain final drive, allowing the rider to harness that power effectively. The motorcycle's lightweight design, tipping the scales at just 153 kg (337.3 lbs), results in a dynamic power-to-weight ratio of 0.1373 HP/kg, making it an exhilarating machine that handles corners with agility and confidence. Riders can expect an engaging experience, whether zipping through city streets or enjoying leisurely weekend rides. The AJS Model 8 350 is not only about performance; it also boasts a range of features that enhance its appeal. The single cradle-steel frame provides a solid foundation, while the telescopic front suspension and swingarm with two shocks at the rear ensure a smooth ride over various terrains. The drum brakes, located both front and rear, offer reliable stopping power, instilling confidence during spirited rides. With a fuel capacity of 12.50 liters (3.30 gallons), this bike is built for the long haul, allowing riders to enjoy extended journeys without frequent stops. The kick starter adds a nostalgic touch, reminding riders of a simpler time when every start felt like an adventure waiting to unfold. ####

Pros

    Cons

    • Lightweight and Agile: At just 153 kg, the Model 8 350 is easy to maneuver, making it an excellent choice for both novice and experienced riders.
    • Classic Styling: With its vintage aesthetics and attention to detail, this motorcycle is a head-turner, appealing to collectors and classic bike enthusiasts.
    • Strong Engine Performance: The 348cc engine delivers spirited performance with a responsive throttle, making for an exhilarating riding experience.
    • Limited Power: While 21 HP is adequate for casual riding, it may feel underwhelming for those seeking high-speed thrills or aggressive performance.
    • Drum Brakes: The expanding drum brake system, though reliable, may not provide the same stopping power or feel as modern disc brakes, especially in wet conditions.
    • Kick Start Only: The absence of an electric starter may be a drawback for some riders who prefer the convenience of modern starting systems.

    Technical details

    Source specification data

    Make
    AJS
    Model
    Model 8 350
    Category
    Sport
    Starter
    Kick
    Power
    21.00 HP (15.3 kW)) @ 6250 RPM
    Clutch
    Wet multiplate
    Fuel System
    Carburettor
    Bore X Stroke
    72.0 x 82.5 mm (2.8 x 3.2 inches)
    Compression
    7.5:1
    Displacement
    348.00 ccm (21.23 cubic inches)
    Cooling System
    Air
    Engine Details
    Single cylinder, four-stroke
    Lubrication System
    Wet sump
    Transmission Type Final Drive
    Chain
    Dry Weight
    153.0 kg (337.3 pounds)
    Seat Height
    740 mm (29.1 inches) If adjustable, lowest setting.
    Fuel Capacity
    12.50 litres (3.30 gallons)
    Power Weight Ratio
    0.1373 HP/kg
    Seat
    Dual
    Wheels
    Spoked
    Rear Tyre
    3.25-18
    Frame Type
    Single cradle-steel
    Front Tyre
    3.25-18
    Rear Brakes
    Expanding brake (drum brake)
    Front Brakes
    Expanding brake (drum brake)
    Rear Suspension
    Swingarm-two shocks
    Front Suspension
    Telescopic