Parnelli Jones won the USAC Midget race at the Lebanon Valley Speedway, West Lebanon, NY.
Mario Andretti drove his Dean Van Lines Ford powered Brawner-Hawk to victory in the 150 mile USAC Championship race on the Indianapolis Raceway Park 1.875-mile paved road course. Al Unser was second followed by Bobby Unser, Jim McElreath and Arnie Knepper.
Rick Mears won the Gould Twin Dixie 150 mile USAC Championship race on the 1.522-mile paved oval Atlanta Motor Speedway. Johnny Rutherford was second followed by Bobby Unser, A.J. Foyt and Steve Krisiloff.
Sterling Marlin won the NASCAR Winston Cup DieHard 500 over Dale Jarrett at the Talladega Superspeedway, Talladega, AL.