| 1950 | 2 | Cadillac Spyder | Cadillac 5439 V8 | 5001-8000 | Firestone | 11. | 3. | classified | 233 | Briggs Cunningham / Phil Walters |
| 1950 | 3 | Cadillac 61 Sedan de ville | Cadillac 5439 V8 | 5001-8000 | Firestone | 10. | 2. | classified | 233 | Miles Collier / Sam Collier |
| 1951 | 3 | Cunningham C-2R | Chrysler 5426 V8 | 5001-8000 | Firestone | — | — | retired | 76 | Briggs Cunningham / George Huntoon |
| 1951 | 4 | Cunningham C-2R | Chrysler 5426 V8 | 5001-8000 | Firestone | 18. | 1. | classified | 224 | Phil Walters / John Fitch |
| 1951 | 5 | Cunningham C-2R | Chrysler 5426 V8 | 5001-8000 | Firestone | — | — | retired | 98 | George Rand / Fred Wacker Jr |
| 1952 | 1 | Cunningham C-4R | Chrysler 5425 V8 | 5001-8000 | Firestone | 4. | 1. | classified | 252 | Briggs Cunningham / Bill Spear |
| 1952 | 2 | Cunningham C-4RK | Chrysler 5425 V8 | 5001-8000 | Firestone | — | — | retired | 66 | Phil Walters / Duane Carter |
| 1952 | 3 | Cunningham C-4RK | Chrysler 5425 V8 | 5001-8000 | Firestone | — | — | retired | 54 | John Fitch / Georges Rice (Viola) |
| 1953 | 1 | Cunningham C-4R | Chrysler 5424 V8 | 5001-8000 | Firestone | 7. | 2. | classified | 290 | Briggs Cunningham / Bill Spear |
| 1953 | 1T | Cunningham C-4R | Chrysler 5424 V8 | 5001-8000 | Firestone | — | — | — | 0 | — |
| 1953 | 2 | Cunningham C-5R | Chrysler 5424 V8 | 5001-8000 | Firestone | 3. | 1. | classified | 298 | Phil Walters / John Fitch |
| 1953 | 3 | Cunningham C-4RK | Chrysler 5424 V8 | 5001-8000 | Firestone | 10. | 3. | classified | 269 | Chas Moran Jr / John-Gordon Benett |
| 1954 | 1 | Cunningham C-4R | Chrysler 5482 V8 | 5001-8000 | — | 5. | 2. | classified | 273 | Briggs Cunningham / John-Gordon Benett |
| 1954 | 2 | Cunningham C-4R | Chrysler 5482 V8 | 5001-8000 | — | 3. | 1. | classified | 282 | Bill Spear / Sherwood Johnston |
| 1954 | 6 | Ferrari 375 MM | Ferrari 4522 V12 à 60° | 3001-5000 | — | — | — | retired | 120 | Phil Walters / John Fitch |
| 1955 | 22 | Cunningham C-6R | Offenhauser 2946 S4 | 2001-3000 | Firestone | — | — | retired | 196 | Briggs Cunningham / Sherwood Johnston |
| 1955 | 9 | Jaguar Type-D | Jaguar 3442 S6 | 3001-5000 | Dunlop | — | — | retired | 43 | Bill Spear / Phil Walters |
| 1960 | 1 | Chevrolet Corvette | Chevrolet 4640 V8 à 90° | GT | Firestone | — | — | retired | 38 | Briggs Cunningham / Bill Kimberly |
| 1960 | 2 | Chevrolet Corvette | Chevrolet 4640 V8 à 90° | GT | Firestone | — | — | retired | 207 | Dick Thompson / Fred Windridge |
| 1960 | 3 | Chevrolet Corvette | Chevrolet 4640 V8 à 90° | GT | Firestone | 8. | 5. | classified | 281 | John Fitch / Bob Grossman |
| 1960 | 6 | Jaguar Type-E 2A | Jaguar 2996 S6 | S | Dunlop | — | — | retired | 89 | Dan Gurney / Walt Hansgen |
| 1961 | 24 | Maserati Tipo 60 | Maserati 1989 S4 | S | Dunlop | 8. | 6. | classified | 303 | Briggs Cunningham / Bill Kimberly |
| 1961 | 6 | Maserati Tipo 63 | Maserati 2989 V12 à 60° | S | Dunlop | — | — | retired | 31 | Walt Hansgen / Bruce McLaren |
| 1961 | 7 | Maserati Tipo 63 | Maserati 2989 V12 à 60° | S | Dunlop | 4. | 3. | classified | 311 | Augie Pabst / Dick Thompson |
| 1962 | 10 | Jaguar Type-E Lightweight | Jaguar 3781 S6 | GT | Dunlop | 4. | 3. | classified | 310 | Briggs Cunningham / Roy Salvadori |
| 1962 | 2 | Maserati Tipo 151/1 Coupé | Maserati 3944 V8 | EXP | Dunlop | — | — | retired | 177 | Bruce McLaren / Walt Hansgen |
| 1962 | 3 | Maserati Tipo 151/1 Coupé | Maserati 3944 V8 | EXP | Dunlop | — | — | retired | 62 | Bill Kimberly / Dick Thompson |
| 1963 | 14 | Jaguar Type-E Lightweight | Jaguar XK 3781 S6 | GT | Dunlop | — | — | retired | 8 | Walt Hansgen / Augie Pabst |
| 1963 | 15 | Jaguar Type-E Lightweight | Jaguar XK 3781 S6 | GT | Dunlop | 9. | 5. | classified | 284 | Briggs Cunningham / Bob Grossman |
| 1963 | 16 | Jaguar Type-E Lightweight | Jaguar XK 3781 S6 | GT | Dunlop | — | — | retired | 40 | Paul Richards / Roy Salvadori |
| 1964 | 6 | AC Shelby Cobra - Ford Daytona Coupé | Ford 4727 V8 à 90° | GT | Goodyear | — | — | retired | 131 | Chris Amon / Jochen Neerpasch |