Tony Carpanzano's Reynard 93H
Robert Boller's Ralt RT-1
Duncan Dayton's Chevron B23
Chip Halverson's Chevron B36
Kyle Buxton's March 77B
Alex MacAllister's Chevron B19
Skip Pfeffer's Lola T-87/90
Fritz Seidel's Carbir CS2
Joel Quadracci's Lola B-10/90
Andy Jaekels' Lola T-88/90
Justin Frick's Osella PA8
Glenn Bryant's Carbir CS2
Craig Faust's Swift DB-2
Danny Baker's Ralt RT-1
John Quadracci's Swift DB-2