That sound you hear is Mario Andretti speeding around the track ... He also won the grueling 12 Hours of Sebring endurance race three times (1967, 1970 and 1972). From 1975 to 1981, he focused ...

Mario Andretti went on to win the Indianapolis 500 (1969), the Twelve Hours of Sebring (1967, 1970, 1972), the 24 Hours of Daytona (1972) and participated in the 24 hours of Le Mans eight times ...

Still, Mario Andretti has been invited to join the board ... the 24 Hours of Daytona, the 12 Hours of Sebring, and the Pikes Peak Hill Climb. When he made the decision to go full-time in F1 ...