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The USAC Stock Car division was the stock car racing class sanctioned by the United States Auto Club (USAC). [1] The division raced nationally; drivers from USAC's open wheel classes like Indy cars , Silver Crown, sprints , and midgets frequently competed in races and won championships.
Thereafter, the schedule consisted mainly of paved ovals. In 1979, the majority of car owners left the USAC to race under the auspices of Championship Auto Racing Teams (CART). This led to a decline in the number of events in the schedule, and by the 1984–85 season, the Championship comprised only one race, the Indianapolis 500.
USAC continued to sanction the Indy 500 until 1997, when the Indy Racing League (itself product of the second American open-wheel split in 1996) terminated the sanctioning agreement following two consecutive officiating controversies that year; subsequent Indy 500s (and IRL races, as USAC was also involved in IRL's racing-related matters up to ...
American open-wheel car racing champions (5 C, 1 P) Pages in category "USAC Championship Car" The following 32 pages are in this category, out of 32 total.
The 2022 USAC Silver Crown Champ Car Series was the 51st season of Silver Crown racing under the USAC banner. The season began with the Sumar Classic at Terre Haute Action Track on May 1 and ended at Lucas Oil Indianapolis Raceway Park on October 22. [1] The entire season was featured live and on-demand on FloRacing. [2]
The USAC National Champion and Indianapolis 500 winner was Al Unser. After this season, dirt courses did not reappear in the USAC Championship until 1981-82. Road courses after this season did not reappear in the USAC Championship until 1977. The Pikes Peak Auto Hill Climb was the only non-championship event.
The 1969 USAC Championship Car season consisted of 24 races, beginning in Avondale, Arizona on March 30 and concluding in Riverside, California on December 7. The USAC National Champion and Indianapolis 500 winner was Mario Andretti .
The crash was well documented in film and still images, and shown worldwide. For the first time in its history, the Indianapolis 500 was stopped because of an accident. Partially in response to media pressure, USAC mandated cars carry less fuel (and crafted the rules to effectively eliminate the use of gasoline, effective for the 1965 season).