and chassis rigidity into the mechanical drawings, and it was also the first time we ever brought in the test riders to help while the model existed solely on paper.” He’d had such a difficult time since the development of the XS-1, so the XJ650 clearly was a special model for him...
Yamaha continued producing two-stroke engines until it launched the XS-1 in 1969, with a 650 cc two-cylinder four-stroke engine, using expertise that it gained doing engine development work for Toyota. In 1998 Yamaha marketed a revolutionary 1000cc four cylinder road bike called the YZF 'R1'...
The Yamaha SR250 SE specs and information on this page are correct to the best of our knowledge. But the info shouldNOTbe taken as 100% accurate as we can, occasionally, make mistakes (despite rumors, we are only human!!)! To keep this page as a free resource for people to use, th...