During the caution, the No. 8 Richard Childress Racing team examined Busch’s car, made some repairs and changed the tires to send him back out to salvage what they had hoped to be a better finish.

Weeks after his midget racing outing, Busch, a former champion and winner of 65 races in the Legends car racing, took to the tracks in the Legends car. These outings are sure to give the Las Vegas ...