AJS Model 16
Encyclopedia
The AJS Model 16 was a British motorcycle
Motorcycle
A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...

 made by Associated Motorcycles at the former Matchless
Matchless
Matchless is one of the oldest marques of British motorcycles, manufactured in Plumstead, London, between 1899 and 1966. A wide range of models was produced under the Matchless name, ranging from small two-strokes to 750 cc four-stroke twins...

 works in Plumstead
Plumstead
Plumstead is a district of south London, England, located in the London Borough of Greenwich. Plumstead is a multi cultural area with large Asian and Afro-Caribbean communities, in similarity to local areas such as Woolwich and Thamesmead...

, London
London
London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

.

Development

The rigid framed AJS Model 16M 350 cc single was developed in 1945 from the military Matchless G3/L
Matchless G3/L
The Matchless G3/L is a motorcycle developed for use by the British Army during the Second World War, when Matchless manufactured 80,000 G3 and G3/L models. The G3/L became one of the most popular motorcycles used during the war, as it was the first to replace the unforgiving "girder" front forks...

 World War II
World War II
World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

 motorcycle. Well proven in war service, the 350 cc single remained in production selling large numbers to the civilian market well into the 1960s. Simple and practical, the Model 16 needed minimal maintenance and was very economical—ideal during petrol rationing. The company also produced an almost identical motorcycle under the Matchless name as the Matchless G3L. The only difference between the two was that the Matchless carried a magneto at the rear of the cylinder barrel, whereas the AJS magneto was at the front.

In 1953, the Model 16M was modernised with a dual seat replacing the saddle and rear pillion seat. In 1956 the Burman
Burman and Sons Ltd
Burman and Sons Ltd, of Ryland Road, Birmingham, England, manufactured Burman-Douglas steering gear.Their recirculating worm and ball design of steering gear was fitted to pre-war vehicles such as the Ford Eight and the Ford Prefect, the Bedford CA, plus many other vehicles - both pre and post-war....

 gearbox was replaced with a new four speed unit of AMC's own design and in 1957 further improvements included replacement of the outdated generator with a crankshaft mounted Lucas alternator. The leaky pressed-steel primary drive cover was replaced with an alloy casing.

AJS Model 16MS

Neither AJS or Matchless opted for plunger type rear springing, and the Model 16 retained a rigid rear frame until 1949, when pivoted rear suspension controlled by hydraulically dampened spring units designed and made by Matchless became available. The difference was indicated by the S (for springer) designation.

AJS Model 16MC

The rugged and reliable AJS Model 16 was ideal for the increasingly popular sport of motorcycle trials
Motorcycle trials
Motorcycle trials, also termed observed trials, is a non-speed event on specialized motorcycles. The sport is most popular in the United Kingdom and Spain, though there are participants around the globe....

. Gaining a C (for competition) designation, modifications included upgrading the frame to a welded duplex tubular frame with an engine cradle to reduce weight and redesigned exhaust and footrests to improve ground clearance. In 1957 it was further redesigned to increase clearance from 7 to 10 inches (180 to 250 mm). Hugh Viney led the AJS works team in the post war years and won the challenging 1947 Scottish Six Days Trial
Scottish Six Days Trial
The Scottish Six Days Trial is an internationally recognised Motorcycle trials competition, which has been running since 1909 making it the oldest motorcycle trials event in the world...

on an AJS 16MC at his first attempt—then repeated the achievement the following year and made it three in a row in 1949. In the 1950s this record was beaten by another AJS Works Team rider Gordon Jackson, who won the Scottish Trial four times.

AJS Model 16C

In 1964 the AJS Model 16C was launched with a completely redesigned 348 cc engine in which the pushrods were housed in cast cylinder barrel 'tunnels'. The 16C also had a Norton-designed geared oil pump to improve lubrication.

AJS 16 Sceptre

To boost US sales the AMC marketing team rebranded the ageing export Model 16 with the new name The Sceptre with new metal tank badges and steel flywheels instead of the old cast iron ones. The compression ratio was also raised to 9:1 and the competition also Norton designed geared oil pump was also fitted as standard.

External links

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