2023 Calendar SCCA Polar Prix Majors MotorSport Ranch January 21-22, 2023 Cresson, Texas ChampCar TireRack.com National Championship Michelin Raceway Road Atlanta February 4-5, 2023 Braselton, Georgia SCCA Lone Star Grand Prix Hoosier Super Tour Circuit of the Americas February 11-12, 2023 Austin, Texas NASA Texas March Madness MotorSport Ranch March 3-5, 2023 Cresson, Texas SCCA Hoosier Super Tour Michelin Raceway Road Atlanta March 10-12, 2023 Braselton, Georgia SCCA Spring Sprints Hoosier Super Tour VIRginia International Raceway April 7-9, 2023 Alton, Virginia SCCA Green Country Grand Prix Hoosier Super Tour Hallett Motor Racing Circuit April 22-23, 2023 Jennings, Oklahoma SCCA Sunburn Grand Prix Majors Eagles Canyon Raceway May 6-7, 2023 Decatur, Texas ChampCar Oklahoma Grand Prix Hallett Motor Racing Circuit May 20-21, 2023 Jennings, Oklahoma SCCA Fun in the Sun Triple Majors MSR Houston May 27-28, 2023 Angleton, Texas SCCA Hoosier Super Tour Watkins Glen International June 2-4, 2023 Watkins Glen, New York SCCA WeatherTech Chicago Region June Sprints Hoosier Super Tour Road America June 23-25, 2022 Elkhart Lake, Wisconsin ChampCar Space City Grand Prix MSR Houston July 15-16, 2023 Angleton, Texas ChampCar 24-Hour Classic VIRginia International Raceway August 12-13, 2023 Alton, Virginia SCCA Labor Day Triple Majors MSR Houston September 2-3, 2023 Angleton, Texas SCCA National Championship Runoffs VIRginia International Raceway September 23-October 1, 2023 Alton, Virginia