Pocono 500: Mario Andretti, Penske Racing, McLaren M16C Offenhauser, leads A. J. Foyt, Coyote 75 Offenhauser, and Johnny Parsons Jr, Vatis Enterprises, Finley Eagle 72 Offenhauser.
Mario Andretti, Penske Racing, McLaren M16C Offenhauser, leads A. J. Foyt, Coyote 75 Offenhauser, and Johnny Parsons Jr, Vatis Enterprises, Finley Eagle 72 Offenhauser.