| | | |
Brian Groza -- 1975 Sauber C4 / Keita Tanaka -- 1973 March 73S | Tony Sinclair -- 1973 Lola T292 / Andre Lara Resende -- 1978 Chevron B36 | Tony Sinclair -- 1973 Lola T292 / Andre Lara Resende -- 1978 Chevron B36 | Howard Matloff -- 1970 Martin BM-8 / David Putz -- 1972 Chevron B21 |
| | | |
Howard Matloff -- 1970 Martin BM-8 / David Putz -- 1972 Chevron B21 | Howard Matloff -- 1970 Martin BM-8 | Bob Gett -- 1971 Chevron B19 | Keith Frieser -- 1972 Lola T290 |
| | | |
Gray Gregory -- 1970 Chevron B16 / Bob Kullas -- 1969 Chevron B16 | Tom Claridge -- 1965 Crossle C9S / Tonis Kasemets -- 1967 Alfa Romeo T33/2.5 Daytona | Brian Andrews --- 1963 Lotus Mk.23 / David Hagan -- 1963 Elva Mk.7 | Joseph Nastasi -- 1967 Alfa Romeo 33-2 Floreon Periscopics / Robert Davis -- 1963 Lotus Mk.23 |
| | | |
Alex MacAllister -- 1966 Ford GT40 / Stephen Thein -- 1967 Porsche 910 | Fred Della Noce -- 1966 Ginetta G12 / Tonis Kasemets -- 1967 Alfa Romeo T33/2.5 Daytona | Chris MacAllister -- 1973 Gulf Mirage | John Goodman -- 1972 Ferrari 312 Sparling Special / Alex MacAllister -- 1966 Ford GT40 |
| | | |
Charles Nearburg -- 1989 AAR Eagle Mk.III GTP / Bruce Canepa -- 1989 Porsche 962C | Bruce Canepa -- 1989 Porsche 962C / Zak Brown -- 1986 Porsche 962 | Lee Giannone -- 1985 Porsche 962 / Tom Dooley -- 1988 Porsche 962 Group C | |