1967: Bruce Walkup sets a new qualifying record in a Ford V-8 but Mario Andretti catches him and goes on to win.
1968: Mario Andretti and Bobby Unser jet to Indy from Italian Grand Prix practice and Mario wins the pole. A.J. Foyt takes lead on lap 19 and wins with Mario second. Bobby and Mario fly back to Monza, Italy but GP officials disqualify them because of a 24-hour racing rule, so they are not allowed to race!
1969: Greg Weld and Art Pollard pilot Plymouth-powered cars and Weld wins pole but both have trouble early. A.J. Foyt passes Mario Andretti on lap 55 and sails on to sixth victory.
1970: Al Unser passes A.J. Foyt on lap 56 to score his first victory. Ralph Liguori passes Foyt in the closing laps to take second!
1971: Al Unser locks up USAC’s first “Dirt Car Championship” with victory in race televised live on ABC’s “Wide World of Sports.” George Snider takes second.
1972: Al Unser survives duel with A.J. Foyt to score third straight victory. Fuel tank explodes on Arnie Knepper’s car in the pits injuring three crewmen.
1973: Rain delays race a week but Al Unser passes Greg Weld on lap four and speeds to fourth straight victory!
1974: “Rookie” Jackie Howerton in a Turbo-Offy holds off teammates Al Unser and Mario Andretti to score unbelievable victory, ending Unser’s four-race winning streak.
1975: Johnny Parsons leads 57 laps from the pole but Tom Bigelow takes the win over A.J. Foyt in a “smoking” car. Billy Vukovich escaped injury in a flip on lap 29.
1976: A.J. Foyt starts last but can’t catch Joe Saldana, who wins, with Foyt second. Jan Opperman is seriously injured when he tangles with Johnny Parsons battling for the lead at the mid-point of the race and flips.