Trans Am - America's Road Racing Series

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Thunderhill International Raceway (With Classic Sports Racing Group)

May 15-16

Thunderhill International Raceway (With Classic Sports Racing Group)

Willows, CA

Thunderhill Raceway Park

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Trans Am West Coast Championship Back in Action at Thunderhill »

Throughout the years, some of the greatest names in motorsports have participated in the Trans Am Series. With five distinct classes (TA/XGT/SGT/GT and TA2), it is the longest-running professional road racing series in North America.

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