1974 Yamaha TZ750A
From the listing by Yesterdays.nl - The Yamaha TZ750 is a series production two-stroke race motorcycle built by Yamaha to compete in the Formula 750 class in the 1970s. The engine was created on the idea of connecting two blocks of the 2-stroke, liquid-cooled, in-line 2-cylinder TZ350 engine together to make a 700cc in-line 4-cylinder engine and mounting it on a newly designed high-tensile steel pipe double cradle frame. Motorcyclist called it “the most notorious and successful road racing motorcycle of the 1970s”. Another journal called it the dominant motorcycle of the era, noting its nine consecutive Daytona 200 wins, starting in 1974. A factory spec TZ750 (0W19) won its debut race in the 1974 Daytona 200-mile Race ridden by Giacomo Agostini, and it also went on to be a winner on the Japanese and world racing scene as well. The first version, the TZ750 A, had a cubic capacity of 694 cc with bore x stroke dimensions of 64 x 54 mm and dual shock rear suspension. Late...