 1971 Ferrari 312P driven by Ernie Prisbe |
 1971 Lola T-212, 1971 Ferrari 312P, 1971 Lola T-21, 1966 Lotus 47 and 1971 Lola T-212 |
 1971 Chevron B19 driven by Laurence Kessler |
 1971 Lola T-212 driven by Peter Read |
 1965 Ginetta G12, 1968 Ferrari 312P, 1971 Chevron B19 and 1968 Porsche 908K |
 1970 Chevron B16 driven by Gray Gregory and 1971 Chevron B19 driven by Jonathan Feiber |
 1970 Ferrari driven by John Giordano |
 1971 Chevron B19 driven by eventual winner Randall Smith |
 1970 Chevron B16 driven by Gray Gregory |
 1970 Ferrari driven by John Giordano |
 1968 Ferrari 312P driven by David Franklin |
 1971 Lola T-212 driven by Peter Read |
 1968 Porsche 908K driven by Brad Hook |
 1970 Chevron B16 Spyder driven by Roy Walzer |
 1971 Chevron B19 driven by Jeff Lewis |
 1968 Porsche 908K driven by Brad Hook |
 1966 Porsche 90 driven by Pablo Gonzales |
 1972 Lola T-280 driven by former Indy 500 champion Bobby Rahal, who eventually finished second |
 1971 Chevron B19 driven by Laurence Kessler |
 1967 Porsche 910 driven by Michael Malone |
 1970 Ferrari driven by John Giordano |
 1968 Ferrari 312P driven by David Franklin |
 1969 Chevrom B16 driven by Tony Podell |
 1971 Lola T-212 driven by Peter Read |
 1971 Ferrari 312P driven by Ernie Prisbe and 1971 Chevron B19 driven by eventual winner Randall Smith |
 1966 Porsche 90 driven by Pablo Gonzales |
 1974 Lola T-294 driven by Ed Lamanita, who eventually finished third |
 1970 Chevron B16 driven by Gray Gregory |
 1971 Chevron B19 driven by Laurence Kessler |
 1967 Porsche 910 driven by Michael Malone |
 1972 Lola T-292 driven by Tom Minnich |
 1971 Chevron B19 driven by eventual winner Randall Smith |
 1971 Ferrari 312P driven by Ernie Prisbe and 1971 Chevron B19 driven by Jonathan Feiber |
 1972 Lola T-290 driven by Keith Frieser |
 1970 Chevron B16 driven by Gray Gregory |
 1971 Chevron B19 driven by Jonathan Feiber |
 1971 Lola T-212 driven by Jonathan Ornstein |
 1971 Ferrari 312P driven by Ernie Prisbe |
 1971 Lola T-212 driven by Peter Read |
 1969 Chevrom B16 driven by Tony Podell |
 1970 Chevron B16 driven by Gray Gregory |
 1970 Ferrari driven by John Giordano |