Mario Andretti won the Rex Mays 300 USAC Indy Car race on the 2.6 Mile Riverside International Raceway Road Course, Riverside, California. Al Unser was second followed by Dan Gurney, Bobby Unser , Johnny Rutherford and Swede Savage.
LeeRoy Yarbrough... Died ... A NASCAR racer. His best season was 1969 when he won seven races and tallied 21 Top Ten finishes. During his entire career from 1960-1972, he competed in 198 races, scoring 14 wins, 65 top fives, 92 top tens, and 10 poles. His racing number was 98. LeeRoy ran the Indy 500 3 times with a best finish of 19th in 1970. A succession of crashes ended his career and he struggled to cope without driving. After an attack on his mother, Lee Roy, real name, Lonnie, was committed to a mental hospital for life. In 1984, he suffered a seizure and fell, hitting his head and died the next day, from his head injury.
Gary Balough won the 250-lap 19th annual All Pro Auto Parts Snowball Derby race at the Five Flags Speedway, Pensacola, FL. Butch Miller was second followed by Steve Grissom, Jody Ridley, Darrell Brown, Randy Nelson, Freddy Fryar, Daniel Keene, Billy McGinnes and Alton Jones.
Taylor Andrews won the Sprint Car race at the East Bay Raceway Park,Tampa, FL.