Motorcycle Type
1962 BSA Gold Star
1962 BSA Gold Star 1962 BSA GOLD STAR CLUBMAN While the BSA Gold Star was famous for its off-road and desert-racing prowess, when properly fitted out, they also made excellent road racing machines, on par the a Norton Manx. The Clubman edition got a 36mm bellmouth Amal carburetor, hotter cam and timing, higher compression, a …
1957 Matchless G11
1957 MATCHLESS G11 BACKGROUND Matchless entered the vertical twin race in 1949 with the 500cc G9 and its sister-bike, the AJS Model 20. Both shared the same basic engine, which was unique among British vertical twins because it had a center main bearing. This made for a much stronger, smoother engine. In late 1955 they …
1958 Triumph Thunderbird
1958 Triumph Thunderbird ABOVE: The 1958 Triumph Thunderbird 6T looked very similar to this 1958 Triumph T110 Tiger, with headlight nacelle and full fenders. We need good photos of a ’58 T-bird. If you own one, please send us pictures of YOUR BIKE! RACING WINS FOR TRIUMPH 1958 was a very good year for Triumph …
1955 Matchless G45
1955 MATCHLESS G45 BACKGROUND Matchless introduced the G45 500 twin in 1951 as a race bike. It debuted at the Manx Grand Prix that year piloted by Robin Sherry, who took 4th place. The G45 was based on the street version of bike, the Matchless G9. The stock G9 was stripped, and the cast iron …
1960 Triumph Bonneville
ABOVE: 1960 Triumph Bonneville TR7/A Roadster w/down pipes. MODEL DESIGNATIONS The 1960 Triumph Bonneville was designated TR7 by Triumph Motorcycles in the US, to differentiate it from all the unsold 1959 T120s still in inventory (even though engine numbers still had the T120 prefix), and the TR6 Trophy-Bird, the Bonneville came as the TR7/A roadster …
1954 Ariel Red Hunter
1954 Ariel Red Hunter 1954 ARIEL RED HUNTER BACKGROUND The 1930s were indeed the Golden Age for the British motorcycle industry. At the time, nearly all of them relied heavily on one basic engine architecture: the air-cooled, pushrod OHV single, and most marques had built their lineup of 350 and 500 singles. World War II …
1939 Brough Superior SS100
1939 BROUGH SUPERIOR SS100 BACKGROUND The SS100 (SS stood for “Super Sports”) was built from the very best components available at the time from a wide range of suppliers. The engines that Brough selected for his 1924 through 1936 SS100s was the twin-cam KTOP V-twin built by JAP (named for the initials of its founder, …
1989 Norton F1 Rotary
1989 Norton F1 Rotary 1989 NORTON F1 ROTARY BACKGROUND Norton’s liquid-cooled, twin-rotor Wankel motorcycle, the F1, was produced from 1989-1991, and was produced in very low numbers, typical of Norton’s rotary motorcycle business of the day . It was the ultimate development of Norton’s rotary engine program, following several generations of air-cooled twin-rotor Wankel-powered bikes, …
1935 Brough Superior
THE 1935 BROUGH SUPERIOR SS100 ALPINE GRAND SPORT Brough fitted the SS100 with full touring spec and named it the “Alpine Grand Sport” starting in 1925. That same year, Brough Superior Motorcycles introduced the Pendine Racing Model (named after the Pendine Sands where Malcolm Camplbel set several speed records on Brough Superior Motorcycles) which was …
1939 Ariel Red Hunter
1939 Ariel Red Hunter 1939 ARIEL RED HUNTER BACKGROUND The 1930s were indeed the Golden Age for the British motorcycle industry. At the time, nearly all of them relied heavily on one basic engine architecture: the air-cooled, pushrod OHV single, and most marques had built their lineup of 350 and 500 singles. As the 1930s …
1955 Ariel Square Four
1955 Ariel Square Four 1955 ARIEL SQUARE FOUR – NEW & IMPROVED The Square Four went through a major revision in 1953, with a new cylinder head and manifolds, prompting a new sub-model designation, Mark II, which ran from 1953 through Ariel’s final year, 1959. Prior to 1953, both cylinders on each side shared just …
1947 Ariel Red Hunter
1947 Ariel Red Hunter 1947 ARIEL RED HUNTER BACKGROUND The 1930s were indeed the Golden Age for the British motorcycle industry. At the time, nearly all of them relied heavily on one basic engine architecture: the air-cooled, pushrod OHV single, and most marques had built their lineup of 350 and 500 singles. World War II …
1954 Triumph Thunderbird
1954 Triumph Thunderbird ABOVE: An early-1954 Triumph Thunderbird with rigid frame. BELOW: Partway through the 1954 model-year Triumph converted over to a swing-arm rear suspension setup, as seen on this ’54 T-Bird. 1954 TRIUMPH THUNDERBIRD’S ‘SISTER-BIKE’ The 1954 Triumph Tiger were “sister-bikes”, in that they were very similar in appearance. In this era of Triumph …
1952 Norton Model 7
1952 Norton Model 7 1952 NORTON MODEL 7 BACKGROUND Following Triumph’s lead, Norton, along with nearly every other British motorcycle manufacturer, entered the parallel twin race with its own new 500 twin in 1949. Known as the Model 7, its basic layout followed the established norm of a 2-main bearing crankshaft (no center main bearing) …
19Royal Enfield60 Royal Enfield Bullet
1960 Royal Enfield Bullet 1960 ROYAL ENFIELD BULLET – A LONG HISTORY Royal Enfield introduced the 350cc and 500cc single-cylinder Bullet line in 1948, and while many changes were made in the interim, including a change of ownership of the company, the Royal Enfield Bullet has the unique distinction of being the longest-running motorcycle model …
1951 Norton Model 7
1951 Norton Model 7 Dominator 1951 NORTON MODEL 7 BACKGROUND Following Triumph’s lead, Norton, along with nearly every other British motorcycle manufacturer, entered the parallel twin race with its own new 500 twin in 1949. Known as the Model 7, its basic layout followed the established norm of a 2-main bearing crankshaft (no center main …
1971 BSA Rocket 3
1971 BSA Rocket 3 BIG CHANGES FOR THE 1971 BSA ROCKET 3 1971 was a watershed year for BSA and Triumph. The Big Twins (BSA A65 and Triumph Bonneville/TR6got all new frames, suspension, brakes, cycle gear and bodywork, a complete redesign with the exception of the engines, which carried over. The Triples got the same …
1952 Triumph Thunderbird
1952 Triumph Thunderbird This 1952 Triumph Thunderbird is similar to the 1950 T-Bird ridden by Marlon ABOVE: This lovely 1952 Triumph Thunderbird honors the 1953 film “The Wild One”, but Marlon Brando’s was black. This was a huge shot-in-the-arm for Triumph Motorcycles. To capitalize on it, they would come out with an all black 6T …
1956 Triumph TR5R
1956 Triumph TR5R 1956 TRIUMPH TR5R BACKGROUND Triumph offered the TR5/R in limited numbers in 1956 as a top-of-the-line 500 twin, and it was certainly one of the market’s finest. Factory records indicate that just 112 TR5/R engines were built in ’56 and just 104 were installed in complete bikes. The other 8 were presumably …
1926 Brough Superior SS80
1926 BROUGH SUPERIOR SS80 WAS AN EARLY BIKE Brough Superior was established by George Brough in Nottingham, England in 1924. He bucked convention and rather than mass-producing huge volumes of identical machines, he designed every bike to meet the exact specifications of the customers. The bikes were literally ‘fit’ to the riders’ size, weight, needs …
1970 Velocette LE Police Bike
1970 Velocette LE Police Bike 1970 VELOCETTE LE POLICE BIKE BACKGROUND Tiny Velocette didn’t have much capital to work with in the late 1940s, but they knew they needed to come up with something new. And they hoped to get a jump on the market and get some real bang-for-the-buck out of their meager resources. …
1938 Brough Superior SS100
1938 BROUGH SUPERIOR SS100 BACKGROUND The SS100 (SS stood for “Super Sports”) was built from the very best components available at the time from a wide range of suppliers. The engines that Brough selected for his 1924 through 1936 SS100s was the twin-cam KTOP V-twin built by JAP (named for the initials of its founder, …
1961 Matchless G12
1961 Matchless G12 650 Twin 1961 MATCHLESS G12 BACKGROUND Just prior to World War II, Triumph rocked the world with their seminal 500 Speed Twin, but the world had to wait for the war to end before the rest of the industry would have a chance to catch up. At war’s end, BSA was first …
Ariel Square Four
ARIEL SQUARE FOUR BACKGROUND The Square Four engine was originally designed in 1928 by Edward Turner, the man who later came up with the vertical twin for Triumph. In original form, it started out as a 500cc and was quickly expanded to 601cc. The Square Four was essentially two 2-cylinder engines, each with traverse (across-the-frame) …
1947 Triumph Speed Twin
1947 Triumph Speed Twin 1947 TRIUMPH SPEED TWIN LEADS THE WAY At the end of World War II, civilian production of motorcycles ramped up quickly to tap into the tremendous pent up demand for transportation. 1946 was Triumph’s first postwar model year. The 5T Speed Twin was its best seller prior to the war, and …
1960 Matchless G12
1960 Matchless G12 650 Twin 1960 MATCHLESS G12 BACKGROUND Just prior to World War II, Triumph rocked the world with their seminal 500 Speed Twin, but the world had to wait for the war to end before the rest of the industry would have a chance to catch up. At war’s end, BSA was first …
1939 Brough Superior SS80
1939 BROUGH SUPERIOR SS80 The “SS” in the name stands for “Super Sports”, and the SS80 was George Brough’s earliest design, dating back to 1920, several years before production actually began. Like its big brother the SS100 which Brough guaranteed would do 100 mph straight off the showroom floor, the SS80 was guaranteed to make …
1965 Matchless G12CSR
1965 Matchless G12CSR 650 Twin 1965 MATCHLESS G12CSR – A BRIEF HISTORY Matchless built their first vertical twin in 1949, the 500cc G9. In 1956, they punched it out to 600cc and named it the G12 (seen here). In 1959 they punched it out again to 650cc and called it the G15. In 1963 there …
1964 Matchless G12
1964 Matchless G12 650 Monarch Twin 1964 MATCHLESS G12 BACKGROUND Just prior to World War II, Triumph rocked the world with their seminal 500 Speed Twin, but the world had to wait for the war to end before the rest of the industry would have a chance to catch up. At war’s end, BSA was …
1963 Matchless G12CS
1963 Matchless G12CS 1963 MATCHLESS G12CS – A BRIEF HISTORY In 1963 there were four models offered of the G12. There was the Standard, De Lux, the CS (Competition Sport) and the CSR (Competition Sport, Road). They all were 646cc vertical twins with the 4-speed AMC gear box, Lucas magneto ignition. The CS and CSR …
Velocette MAC
VELOCETTE MAC BACKGROUND Velocette had great success with their OHC (Overhead Cams) singles, like the KSS, but in 1933, they decided to introduce a new line of OHV (Overhead Valves, ie: pushrods) machines, as a way of reducing their production costs while delivering a lower-priced motorcycle to market. The K-series had been expensive to produce. …
1966 Matchless G12
1966 Matchless G12 1966 MATCHLESS G12 BACKGROND In the 1950s, Matchless and AJS were the diamonds in AMC’s (Associated Motor Cycles) crown, but by the 1960s, their fortunes had turned for the worst. Matchless had launched the G12 and AJS Model 31 650 twins in 1958, with high hopes for big sales in the US …
1968 Velocette Thruxton
1968 Velocette Thruxton 1968 VELOCETTE THRUXTON BACKGROUND Velocette had a proven design in their 500cc Velocette Venom. Big singles had sort passed from grace in the 1960s with the advent of all the twins pouring out of Britain, and now the high-revving, and totally-reliable twins coming out of Japan. Velocette didn’t have the funds to …
BSA M20
The BSA M20 was just part of BSA’s massive wartime contribution to Britain’s war effort. But it was a very big part. 1937 was its first year of production that would last until the late 1950s. Designed to be simple, rugged and reliable, the M20 was a side-valve (flathead) 500cc air-cooled single with a cast-iron …
1948 Norton Manx
1948 Norton Manx 1948 NORTON MANX BACKGROUND The Norton Manx was developed in 1937, in both SOHC and DOHC form, to compete in and win the Isle of Man TT. Before fully developed, World War II intervened, and production of the Manx was delayed until 1946. The Manx quickly gained a reputation for its speed …
BSA A7
ABOVE: This 1952 BSA A7 featured plunger rear suspension, the transition between earlier rigid frames & the swing arm frames to arrive in 1954. BIRTH OF THE BSA A7 By the onset of World War II, BSA was one of, if not THE largest motorcycle manufacturers in the world. They were making great success of …
1962 Norton Manx
1962 Norton Manx 1962 NORTON MANX BACKGROUND The Norton Manx was developed in 1937, in both SOHC and DOHC form, to compete in and win the Isle of Man TT. Before fully developed, World War II intervened, and production of the Manx was delayed until 1946. The Manx quickly gained a reputation for its speed …
Triumph Trophy
MILITARY ROOTS Long before the first Triumph Trophy came out in 1948, Triumph Motorcycles were cutting their teeth in the dirt, gleaning off-road experience designing & building military motorcycles for the British Army in World War 2. The 1940 Triumph 3TW 350 twin was built to a War Ministry specification, it was a lightweight at …
1959 Norton Manx
1959 Norton Manx 1959 NORTON MANX BACKGROUND The Norton Manx was developed in 1937, in both SOHC and DOHC form, to compete in and win the Isle of Man TT. Before fully developed, World War II intervened, and production of the Manx was delayed until 1946. The Manx quickly gained a reputation for its speed …
Norton Commando SS
THE NORTON COMMANDO SS WAS A STREET SCRAMBLER Today, the differences between types of bikes within a given brand can differ completely. Today, standard roadsters, touring bikes, sport bikes and adventure bikes are laid out totally different from one another, with different frames, suspension, wheels, brakes, everything. They’re optimized for their primary mission and highly …
