California motorcycle racing legend Kenny Roberts won his first national road race at Road Atlanta in 1974.
Daytona Beach Morning Journal
In 13 years of professional racing, Kenny Roberts won two Grand National Championships and three 500cc World Championships including 32 Grand Nationals and 24 Grand Prix road races. He also won the Daytona 200 three times and took the checkered at the Laguna Seca 200 an amazing six times. He was the second AMA rider after Dick Mann to accomplish what is known as the “Grand Slam” of bike racing, winning all five events of the Grand National Championship with wins at a mile, half-mile, short-track, TT Steeplechase and road race.