Yamaha's racing story is written in two-stroke smoke and screaming exhausts. From the DS1 of 1955 to the TZ series that dominated club racing worldwide, Yamaha built machines that were fast, tuneable, and accessible to privateers who wanted to win.
The TZ250 and TZ350 became the backbone of club and national racing through the 1970s and 1980s. Affordable, reliable, and devastatingly quick, they put Yamaha on grids around the world. At the top level, the YZR500 carried Kenny Roberts to three consecutive 500cc World Championships from 1978 to 1980.
Yamaha TZ bikes are among the most actively raced vintage machines in the world. Values vary enormously by specification — a period-correct TZ350 with documented race history will fetch $15,000–$35,000. The TZ700/750 is exceptionally rare; fewer than 50 were built. OW01s in race trim command $25,000–$50,000. Always verify frame numbers against Yamaha's factory records.
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