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1980 Honda XR 500A. Introduced in 1979, the twin-shock Honda XR 500 was the first "XR" model. The engine was a four-stroke, four-valve OHC, 497 cc (30.3 cu in) "Pentroof" engine. The bike had a conventional 18" rear wheel but an unusual 23" front wheel which was supposed to be better for riding over potholes and ruts.
In 1984, the bike was introduced with Honda's Radial Four Valve Combustion Chamber (RFVC). [citation needed] It has a 110 kg (240 lb) claimed dry weight, [1] and a 36-inch seat height (96–04). Honda claims the engine produces 28 horsepower at 8000 rpm and 17 ft-lb feet of torque. The 1996–2004 versions of the XR250R had 10.6 inches of ...
The Honda XR600R was an offroad dual-sport motorcycle powered by an air-cooled single cylinder, four-stroke engine, manufactured by Honda from 1985 to 2000, and is part of the Honda XR series. The currently available road oriented XR650L model is similar to the XR600R with an engine of more displacement but lower compression and less horsepower.
The Kawasaki KR500 was a racing motorcycle manufactured by Kawasaki from 1980 to 1982 for competition in the Grand Prix motorcycle racing series. The motorcycle was powered by a 494 cc two stroke engine, and used an aluminium monocoque frame, similar to the 1979 Honda NR500 racer, aimed at improving aerodynamics with a small frontal area, improving chassis stiffness and reducing weight.
Print/export Download as PDF ... Pages in category "Motorcycles introduced in 1979" ... out of 12 total. This list may not reflect recent changes. H. Honda CB650 ...
Honda abandoned the project and designed the NS500 two-stroke bike to compete in the 1982 season. [11] Spencer would ride the NS500 to Honda's first 500 cc world championship in 1983. Ultimately, what doomed the NR500 project was that Honda had tried to develop too many technologies at one time.
The Honda XBR 500 is a 500cc Japanese sports motorcycle launched by Honda in 1985 and in response to the Yamaha SR500. It is powered by a single-cylinder four-valve engine with the valve stem axes arranged radially relative to the geometric centre of the hemispherical combustion chamber - (Honda's Radial Four Valve Combustion Chamber, or RFVC ...
The NA50, or Express II, was released in 1979 and produced until 1981. Differences include a different frame, "more comfortable" seat, tree handle bars, and a slightly larger gas tank. For the NA50's final year of production in 1981, it received the same upgrades as the NC50 (CDI, auto choke, kick start) as well as a 2-speed automatic transmission.