| Endurance and Superbike Racing History |
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| 1979 |
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GS1000 riders Ron Pierce, Wes Cooley and David Emde take 1-2-3 finish at AMA Superbike Daytona 100-mile. Cooley is AMA Superbike series champion, while Pierce is 2nd for the season, both on a Yoshimura Suzuki GS1000. |
| 1978 |
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Yoshimura rider Steve McLaughlin piloting a GS1000 wins AMA Superbike Daytona. Wes Cooley/Mike Baldwin team piloting a Yoshimura Suzuki GS1000 wins the inaugural Suzuka 8-hour Endurance Road Race held in July. |
| 1977 |
August |
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Yoshimura enters the Suzuki GS750 for the first time in the AMA Superbike series, takes first win at Laguna Seca in September. |
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