Buttonwillow Raceway Park, situated in the southern portion of California’s Central Valley, is one of the premiere road race and test facilities in the U.S. with 40 different layout configurations. SCCA’s Cal Club hosts this Hoosier Super Tour event, which will take place in 2023 on configuration 25a run in a clockwise direction. That layout is 3.02 miles in length and includes turns such as Riverside, Phil Hill, the Esses, Sunrise, and Sunset to name a few.