The Manx Norton combine a long career with a long record of success. Norton already had an impressive lists of victories to its name when in 1930, Arthur Carroll redesigned the firm’s over head-cam mode. Between 1931 and 1939, Nortons won race after race: in 1932, road going versions of the works TT racers were [...]
Dec 07, 2011 | 0 comments | View Post
In 1920, Carlo Guzzi astounded the world by unveiling his first motorcycle, a horizontal single-cylinder 500cc with a single overhead camshaft and four-valve head with twin spark plugs. It was, however, still a prototype and when it came to series production the following year, costs demanded a simplified design. But the first production Moto Guzzi [...]
Dec 04, 2011 | 0 comments | View Post
After the success of Honda it was not so easy in the late Sixties for a new Japanese marque to create an image for itself. Kawasaki, however, succeeded brilliantly in establishing a reputation as an exclusive specialist in sporting motorcycles. It has lung on to its reputation in racing, even though its range is considerably [...]
Nov 22, 2011 | 0 comments | View Post
Since 1941, Harley Davidson Motor Corporation has provided racers with purpose-built race machines. The WR had a tank shift with a foot clutch and separate engine and transmission. The 1952 KR was of unit construction with a foot operated shift and hand clutch. Both of these models were side-valve flatheads. The mid-1970 XR was of [...]
Nov 19, 2011 | 0 comments | View Post
Originally designed as a Grand Tourer, as well as for use by the police, the Moto Guzzi V7 quickly evolved into a slick sporting machine. After flirting with some speed records in 1969 with the developing tourer, Moto Guzzi went full speed ahead into 1971 with the unveiling of its inaugural V7 Sport- 750 cubic [...]
Nov 16, 2011 | 0 comments | View Post
With such achievements as a four-valve single in the Twenties, a supercharged four cylinder in the Thirties, and pioneering work in aerodynamics, there’s no question that Moto Guzzi has been one of the world’s most creative manufacturers. But perhaps this V8 racer was its clear masterpiece. Designed by the engineer Giulio Carcano (also famous for [...]
Nov 12, 2011 | 0 comments | View Post
With such achievements as a four-valve single in the Twenties, a supercharged four cylinder in the Thirties, and pioneering work in aerodynamics, there’s no question that Moto Guzzi has been one of the world’s most creative manufacturers. But perhaps this V8 racer was its clear masterpiece. Designed by the engineer Giulio Carcano (also famous for [...]
Nov 09, 2011 | 0 comments | View Post
The 500cc class, for so long dominant in motocross, is nowadays overshadowed by the 250cc machines, where the riders are predominantly American with a handful of French riders making up the international scene. Known to his fans as “Mister Motorcross,” the Frenchman Jean-Michel Bayle was already a champion at the age of 12, when he [...]
Nov 06, 2011 | 0 comments | View Post
Honda built its first V4 engine in 1981. By 1985, the 750 VFR had quickly established itself as one of the best sporting bikes of its day by combining extremely elegant lines with leading-edge technology the had previously been the exclusive domain of the competition department. The VFR’s liquid-cooled twin-cam V4 engine had a valve [...]
Nov 03, 2011 | 0 comments | View Post
Michael Doohan, a 26-year-old Australian, is the rising star of 500cc Grand Prix racing and, with third place in the 1990 championship, he represents Honda’s best chance of regaining the title. Doohan is a specialist in power slides, a method of taking bikes through curves. This technique was developed by the Americans and introduced to [...]
Oct 31, 2011 | 0 comments | View Post