20 Jun | ![]() |
Portland International Raceway![]() |
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18 Jul | ![]() |
Pacific Raceways![]() |
|
15 Aug | ![]() |
Portland International Raceway![]() |
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17 Oct | ![]() |
Portland International Raceway![]() Festival of Endurance |
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2 May Cancelled | ![]() |
Portland International Raceway![]() | |
16 May Cancelled | ![]() |
Pacific Raceways![]() | |
6 Jun Cancelled | ![]() |
Qlispé Raceway Park![]() | |
29 Aug Cancelled | ![]() |
The Ridge Motorsports Park![]() |