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1977 Nishiki International Typical 1970s Bike boom ten-speed road bike Japanese bicycle brands such as Fuji, Miyata, Panasonic/National, Bridgestone, Univega and Nishiki had enjoyed tremendous success during the United States' 1970's bike boom, only to suffer in the late 1980s.
The origins of cycle speedway are obscure. It existed by the 1920s [1] but appears to have taken off in the wreckage of post-war cities in Britain. With tracks cleared through the rubble, on bikes not otherwise roadworthy, and under the influence of motorcycle speedway, cycle speedway grew haphazardly as a way for young people to enjoy themselves in cities.
Speedway racing takes place on a flat oval track measuring between 260 and 425 metres long, usually consisting of dirt or loosely packed shale. Competitors use this loose surface to slide their machines sideways into the bends using the rear wheel to scrub-off speed while still providing the drive to power the bike forward and around the bend.
The speed on straight sections of the track reaches 110 km/h (70 mph) or more on longer tracks, but the limited speed on curves lowers the average. At the start of a race it takes between one and two seconds for the motorcycle to reach the "curve speed" (somewhat lower than the average), which is roughly estimated to be the equivalent of 2.5 to ...
[6] [7] The tracks were relatively inexpensive to construct compared to more permanent facilities – the total facility cost of the 2-mile (3.2 km) Tacoma Speedway was just $100,000 in 1915, compared to the $700,000 spent in 1909 just to pave the 2.5-mile (4.0 km) Indianapolis Motor Speedway.
Allen Millyard from Thatcham, Berkshire, England, [1] [failed verification] [2] is a mechanical engineer and a custom bike builder.. For over 25 years, he has designed and created numerous ingenious motorcycle specials.
Unlike Speedway bikes which have no gears, Grasstrack bikes usually have a 2 speed gearbox. [1] Both Speedway and Grasstrack bike have no brakes. [1] The only other main difference is that speedway bikes have no rear suspension and are shorter in length, usually by around 10–12 inches. Also there is a class called Pre-75.
Felt produces road, track, cyclocross, electric bicycles, and cruiser bikes. All design is completed in the United States and the majority of production comes from Asia. [1] The company also has a strong reputation in the time trial/triathlon bike area [2] and for several years provided bicycles to UCI teams in the Tour de France.
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