Lou Meyer won a 151 mile Stock Car race held on a 1.385 mile dirt road course in and around the Legion Ascot Speedway in Los Angeles, California. Meyer averaged 51.33 mph in a Ford.
Richard Petty took the lead on lap 19 and went on to win by a lap in the 100 mile NASCAR Grand National race on the Atlantic Rural Fairgrounds 1/2 mile dirt track in Richmond, Virginia. Only 12 cars started the race.
Roger McCluskey won the USAC Sprint Car race over Parnelli Jones and Jim Hurtubise at the Williams Grove Speedway, Williams Grove, PA.
Mario Andretti drove his Ford powered Brawner-Hawk to victory in the 150 mile USAC Championship race on the 1 mile paved Trenton Speedway in Trenton, New Jersey. Andretti led every lap of the race and lost his only serious challenger when A.J. Foyt retired with a broken suspension on the 86th lap. Roger McCluskey finished a distant 2nd in his Eagle-Ford, the only other driver to complete all 150 laps. It was the debut for the new Hawk chassis, which was scheduled to debut at Phoenix until Andretti crashed it in practice.
P.J. Jones... Born ... P.J. has raced in NASCAR, the IRL, and Champ Car. He is the son of racing legend Parnelli Jones, and brother of Page Jones.
Darrell Waltrip won the Virginia 500 over Neil Bonnett at the Martinsville Speedway, Martinsville, VA.