June 7-9, 2013
Watkins Glen International – Watkins Glen, NY
Group 1, 3, and 4 Practice
Race 1: Group 1, 3, and 4 Qualifying, Group 1, 3, and 4
Race 2: Group 1, 3, and 4 Qualifying, Group 1, 3, and 4
Group 2 and 5 Practice
Race 1: Group 2 and 5 Qualifying, Group 2 and 5
Race 2: Group 2 and 5 Qualifying, Group 2 and 5
Group 6 and 10 Practice
Race 1: Group 6 and 10 Qualifying, Group 6
Race 2: Group 6 and 10 Qualifying, Group 6
Race 1: Group 7 Qualifying, Group 7
Race 2: Group 7 Qualifying, Group 7
Group 8 Practice
Race 1: Group 8 Qualifying, Group 8
Race 2: Group 8 Qualifying, Group 8
Race 1: Group 9 Qualifying, Group 9
Race 2: Group 9 Qualifying, Group 9
Group 6 and 10 Practice
Race 1: Group 6 and 10 Qualifying, Group 10
Race 2: Group 6 and 10 Qualifying, Group 10
Group 11 Practice
Group 11 Practice 2
Group 11 Practice 3
Race 1: Group 11 Qualifying, Group 11 Qualifying 1, Group 11