Glenn County, California, United States
19 – 21 March 2021 |
Western Conference 3
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29 – 30 May 2021 |
Yokohama Days of Thunderhills
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13 – 14 November 2021 |
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20 – 21 November 2021 |
1000 Miles of Thunderhill Championship
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Latitude: 39.5398271 | Longitude: -122.3318877 | View in Google Maps
![]() | Lakeport Speedway | 75 km away | |
![]() | Sierra Mesa National Raceway | Closed | 85 km away |
![]() | Ukiah Speedway | 86 km away | |
![]() | Shasta Speedway | 102 km away | |
![]() | All American Speedway | 125 km away | |
![]() | West Capitol Raceway | Closed | 126 km away |
![]() | Vaca Valley Raceway | Closed | 131 km away |
![]() | California State Fairgrounds Race Track | Closed | 134 km away |
![]() | Cotati Speedway | Closed | 138 km away |
Find out more about this circuit at Wikipedia.