Ed Brown / Johannes Van Overbeek HPD ARX-03b Honda
Eric Curran / Burt Frisselle Chevy Corvette DP (Coyote)
Joel Miller / Tristan Nuñez Lola B12/80 Mazda
Gustavo Yacaman / Olivier Pla Morgan-Pescarolo 01 Nissan
Andy Meyrick / Katherine Legge DeltaWing LM13 Elan
Richard Westbrook / Michael Valiante Chevy Corvette DP (Coyote)
John Pew / Oswaldo Negri Riley XXVI/Ford
James Hinchcliffe / Scott Mayer Riley XXVI/BMW