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YC-1 (1956) was the second bike manufactured by Yamaha; it was a 175 cc single cylinder two-stroke. [1] YD-1 (1957) Yamaha began production of its first 250 cc, two-stroke twin, the YD1. [1] MF-1 (1958) 50 cc, two-stroke, single cylinder, step through street bike [1]
The Yamaha RD500LC is a high-performance, two-stroke sports motorcycle, also known as the RZ500 in Canada and Australia. A lightened but detuned version known as the RZV500R was developed for the Japanese home market.
The RD350 is a two-stroke motorcycle produced by Yamaha from 1973 to 1975. [2] It evolved directly from the piston port (pre-reed valve intake tract), front drum-braked, five-speed Yamaha 350 cc "R5".
The RD400 is a 399 cc (24.3 cu in) two-stroke air cooled six-speed motorcycle produced by Yamaha from 1976 until 1979. It evolved directly from the Yamaha RD350. The 350 evolved into the RD400C in 1976, the "D", "E" in '77, '78 respectively and the final model, the white 1979 RD400F.
The Yamaha RZ350 is a two-stroke motorcycle produced by Japanese motorcycle manufacturer Yamaha between 1983 and 1996. Available in the US from 1983 to 1985, Canada until 1990 and Brazil until 1996. The RZ was the final evolution of the popular and well-known series of RD Yamaha motorcycles, and as such is also known as the RD350LC II or RD350 ...
The Yamaha TZ750 is a series production two-stroke race motorcycle built by Yamaha to compete in the Formula 750 class in the 1970s. Motorcyclist called it "the most notorious and successful roadracing motorcycle of the 1970s". [1] Another journal called it the dominant motorcycle of the era, noting its nine consecutive Daytona 200 wins ...
Two-stroke motorcycles are a type of internal combustion engine that completes a power cycle with two strokes of the piston during only one crankshaft revolution.
A 250cc air-cooled twin two-stroke design includes a 12v battery ignition and a five-speed transmission. Making nearly 30 hp (22 kW) @ 7,500 r/min, the published top speed was 93 mph, with a 1/4 14.8 second quarter mile time. The DS7 is the forerunner of the Yamaha RD motorcycle series started in 1973.