25 Hours Of Thunderhill
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25 Hours Of Thunderhill
The 25 Hours of Thunderhill is an endurance racing event held annually during the first weekend in December in Northern California, at the Thunderhill Raceway Park; just outside the small city of Willows. The race is longest road event on a closed course in the United States. It has been run since 2003, sanctioned by the National Auto Sport Association The National Auto Sport Association (NASA) is an American motorsports organization promoting road racing and high-performance driver education. Founded in 1991, NASA hosts High Performance Driving Events (HPDE), automotive rallies, Time Trial .... It is the successor to the Timex 12 Hours of Thunderhill event run between 1998 and 2002. References {{Automobile endurance races Endurance motor racing ...
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Endurance Racing (motorsport)
Endurance racing is a form of motorsport racing which is meant to test the durability of equipment and endurance of participants. Teams of multiple drivers attempt to cover a large distance in a single event, with participants given a break with the ability to change during the race. Endurance races can be run either to cover a set distance in laps as quickly as possible, or to cover as much distance as possible over a preset amount of time. One of the more common lengths of endurance races has been running for , or roughly six hours. Longer races can run for , 12 hours, or even 24 hours. Teams can consist of anywhere from two to four drivers per event, which is dependent on the driver's endurance abilities, length of the race, or even the rules for each event. Origins Coppa Florio was an Italian car race started in 1900, and renamed in 1905 when Vincenzo Florio offered the initial 50 000 Lira and a cup designed by Polak of Paris. The Brescia race visited the route Brescia-Cremon ...
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Northern California
Northern California (colloquially known as NorCal) is a geographic and cultural region that generally comprises the northern portion of the U.S. state of California. Spanning the state's northernmost 48 counties, its main population centers include the San Francisco Bay Area (anchored by the cities of San Jose, San Francisco, and Oakland), the Greater Sacramento area (anchored by the state capital Sacramento), the Redding, California, area south of the Cascade Range, and the Metropolitan Fresno area (anchored by the city of Fresno). Northern California also contains redwood forests, along with most of the Sierra Nevada, including Yosemite Valley and part of Lake Tahoe, Mount Shasta (the second-highest peak in the Cascade Range after Mount Rainier in Washington), and most of the Central Valley, one of the world's most productive agricultural regions. The 48-county definition is not used for the Northern California Megaregion, one of the 11 megaregions of the United States. Th ...
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Thunderhill Raceway Park
Thunderhill Raceway Park is a road racing, motorsports complex located 7 miles West of Willows, California, Willows, California, United States, in the Sacramento Valley. It is the venue for the longest automobile race in the United States, the 25 Hours of Thunderhill, held annually during the first weekend in December. Thunderhill has two tracks: the original 3 mile track known as Thunderhill East and a 2-mile track known as Thunderhill West. The two tracks can also be combined to offer a 5-mile track, the longest road course in America. Thunderhill also offers two large skid pad areas as well for Drifting (motorsport), drifting and car control events. The venue is available for a wide variety of events or functions. It can be rented for racing events, lapping day events, drifting events, go kart events, driving schools, ride and drive programs, corporate events, commercials, a movie location, trade shows, weddings, receptions, swap meets etc. San Francisco Region Properties, ...
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Willows, California
Willows is a city and the county seat of Glenn County, California, located in the Sacramento Valley region of Northern California. The city is a home to regional government offices, including the California Highway Patrol, California Department of Motor Vehicles, the United States Bureau of Reclamation and the main offices of the Mendocino National Forest, which comprises about one million acres (404,686 ha) of Federal land located mostly in mountainous terrain west of Willows. The population was 6,293 at the 2020 census. History The Willow post office opened in 1862; the name was changed to Willows in 1916. The current post office building, which was built in 1918, is listed on the National Register of Historic Places. The Willows Auxiliary Field (1942-1945) was used for training World War II pilots. Geography According to the United States Census Bureau, the city has a total area of , of which, of it is land and of it (0.92%) is water. Climate Willows has a Hot-summer ...
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National Auto Sport Association
The National Auto Sport Association (NASA) is an American motorsports organization promoting road racing and high-performance driver education. Founded in 1991, NASA hosts High Performance Driving Events (HPDE), automotive rallies, Time Trial, autocross and amateur, club-level automotive racing, divided amongst regionally based chapters within the United States. In September 2006, NASA held its first-ever National Championships at Mid-Ohio. The NASA National Championships are open to any driver who earns points in a minimum of five regional races (in any NASA region or combination of regions). Since 2021, the NASA National Championships have been held at Daytona International Speedway. Time trial Racing in the time trial classes allows drivers to compete against each other for the fastest lap. It is currently NASA's mid-level offering, fitting between the HPDE and road racing series. Competitive racing NASA currently offers the following Road Racing series: * 944 Spec * ...
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