All cars were split into two groups of twelve, with the fastest six from each group going through to the "top 12" session. In this session, the fastest six cars progressed to the "Firestone Fast Six." The fastest driver in the final session claimed pole, with the rest of the cars lining up in session order, regardless of qualifying times. (fast six from 1–6, top 12 from 7–12 and round 1 from 13–24, with group 1 drivers occupying the odd–numbered grid positions, and group 2 drivers occupying the even–numbered grid positions.
NOTE: Under agreement from race organisers, INDYCAR, and Brazilian television rights holder Rede Bandeirantes, there is a two-hour time limit for this race. The first 14 laps from Sunday took 40:46 to run, and that time was deducted from Monday morning's race. The Monday race featured a 1:19:14 timed race (the remaining time from Sunday's race limit).