Shelby American headquarters, see the only auto manufacturing planet in Nevada. Free self-guided and guided tours are available The Shelby Heritage Center and Carroll Shelby's Store are open Monday through Friday 9:3-am - 5pm; Saturday 8am - 5pm; Sunday 10am - 4pm. Free Guided Tours: Mon - Sat starting at 10:30am. Tours are free and do not require reservation. No pets allowed.