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Kawasaki H1 500 Mach III

Kawasaki's Mach III H1 500cc triple hit the streets soon after the CB750 but it wasn't the technology which socked everyone between the eyes, it was its unique combination of raw, bad-mannered power and supposedly homicidal handling. Nearly 60bhp was claimed for the Mach III, most of it crammed into a powerband which bit like a starving Mako shark at 6000rpm and ran out just 2000 revs later.

If the performance was supposed to make your hair stand on end, the handling was said to be enough to make it fall out. Bike dubbed the 1972 H1B The Fastest Camel in the World and refused to go near another Mach III for two years. Those were heady days when it was taken for granted that Japanese motor design was far ahead of chassis, tyre and brake technology — H1 freaks probably took the headline as' a backhanded compliment to their taste in machinery.

Bike Image Description
1969-71 Kawasaki H1 500 Mach III Kawasaki H1 500 Mach III Air cooled, two stroke, transverse three cylinder.
1969 Kawasaki Mach III 1969 Kawasaki H1 500 Mach III This was the first triple by Kawasaki and along with Honda’s 750 Four released in the same year…changed motorcycling forever. Articles from Cycle Guide, Cycle and Motorcyclist at the time quoted “Kawasaki has one of the most devastating two-wheelers ever to happen on the scene”, “We all wanted one, Kawasaki built performance, and the H1 was the nastiest yet”, “Kawasaki has something to sell to folks wanting a big, fast and nasty streetbike, a big bike that could outrun anything out there and it did just that”. It had and still has the best power-to- weight ratio (public available) of any motorcycle made.
1971 Kawasaki H1 500 Triple Kawasaki H1 500 Triple Two-stroke, ex John Judge RGMs of Luton. Originally built for the Barcelona 24hr but rider fell off the 350cc and the 500 never got used. Multiple production class winner of John Player GP.
1972-73 Kawasaki H1 500 Mach III 1972-73 Kawasaki H1 500 Mach III Kawasaki 500 H1 is a direct competitor of Honda CB 450 and Suzuki T500. It is marketed for the first time in January 1969. This machine is classed as sports and at its exit is THE sport. This machine rivals in terms of power with the 750 4 stroke, or what is the best at the time.
1972 Kawasaki H1B 500 Kawasaki H1 B 500 Only 160 sold in the UK.
1973 Kawasaki H1 500 1973 Kawasaki H1 500
1974-75 Kawasaki H1 500 Mach III 1974-75 Kawasaki H1 500 Mach III Developed from the earlier HI, the original triple of 1969, the KH500 had a piston-ported two-stroke engine in a steel-tube cradle frame. Conventional if rather insubstantial suspension and braking components were marginal on the earlier HI, but improved in later models. Later models also tended to gain weight over the originals, and the engines were re-tuned for less ferocious power. By the late 1970s, the poor fuel consumption, reliability and handling of the triples made them less popular, and they were replaced by newer four-stroke designs.
1974 Kawaski 500 H1 1974 Kawaski 500 H1

Two-stroke triple. This model has been said to be a more civilized version of the earlier "Widow Makers" since the addition of a  steering stabilizer and front disc brake.

Picture kindly provided by www.nemusclebikes.com

1974 Kawasaki H1E Kawasaki H1E  
1973 Kawasaki H1 500 Triple Kawasaki H1 500 Triple Imported from Itlay in 2001. Clip-ons, rear sets, hump back seat, Swarvick race pipes.
1971 Kawasaki H1A, 500cc 1971 Kawasaki H1A, 500cc
1972 Kawasaki 500 H1B Kawasaki H1 Mach III  
1972 Kawasaki H1B 1972 Kawasaki H1B 500cc  3 cyclinder 2 stroke air cooled. 60 bhp, 180 kg. This example owned from new, restored to new & photographed in 1995. Mag wheels fitted in 1979.
1975 Kawasaki H1E 500 1975 Kawasaki H1E 500
1975 Kawasaki H1F Kawasaki H1F
1976 Kawasaki H1F, 498cc 1976 Kawasaki H1F, 498cc

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