1948: Britain’s legendary speed king Sir Malcolm Campbell died, aged 63. Pre-war Grand Prix racer Campbell broke the land- and water-speed record, becoming the first man to top 300mph on land in 1935. Four years later he raised the water-speed marker to 141mph. His son Donald would be the first man to hold both records simultaneously, in 1964. He died in 1967 on Coniston Water where his father had set the 1939 record.
1951: American motorcycle ace ‘King Kenny’ Roberts was born. He won three consecutive 500cc World Championship titles for Yamaha between 1978 and 1980, taking the crown from British hero Barry Sheene. Roberts took 24 GP wins in total – two in 250cc and 22 in 500cc. After retiring from riding at the end of 1983 he went on to run the works Marlboro Yamaha team, helping compatriot Wayne Rainey to three titles in the early 1990s. He developed his own bike for the 1997 season and ran it unsuccessfully for 10 years. His son, Kenny Jr, won the 500cc title on a Suzuki in 2000.
1974: IndyCar veteran Tony Kanaan was born. The Brazilian has won 17 races to date, across the ChampCar and IndyCar disciplines, including the 2013 Indianapolis 500. He also won the Daytona 24 Hours for current IndyCar team boss Chip Ganassi in 2015.