| 1 | Rathmann / Doane / *Carter | Richard Doane | | Chevrolet | Corvette | C1 | Chevrolet | GT5.0 |
| 2 | Kilborn / Windridge / Thompson | Richard Thompson (USA) | | Chevrolet | Corvette | C1 | Chevrolet | GT5.0 |
| 3 | Jeffords / Pabst | James Jeffords (USA) | | Chevrolet | Corvette SR-2 | | Chevrolet | GT5.0 |
| 7 | Duncan / Bonnier / *Hinkle | A. V. Dayton | | Maserati | 300S | | Maserati | S3.0 |
| 8 | Sanderson / Bueb / *Gregory | Ecurie Ecosse (GB) | David Murray | Jaguar | D-type | | Jaguar | S3.0 |
| 9 | Flockhart / Gregory / *Sanderson | Ecurie Ecosse (GB) | David Murray | Jaguar | D-type | | Jaguar | S3.0 |
| 10 | Scott-Brown / Hansgen / *Bennett | Alfred Momo (USA) | | Lister | | | Jaguar | S3.0 |
| 11 | Crawford / O'Connor | Alfred Momo (USA) | Briggs Cunningham | Lister | | | Jaguar | S3.0 |
| 12 | Cunningham / Hansgen / *Boss / *Underwood | Alfred Momo (USA) | Briggs Cunningham | Jaguar | D-type | | Jaguar | S3.0 |
| 14 | Hill / Collins | Scuderia Ferrari (I) | Enzo Ferrari | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 15 | Hawthorn / von Trips | Scuderia Ferrari (I) | Enzo Ferrari | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 16 | Musso / Gendebien | Scuderia Ferrari (I) | Enzo Ferrari | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 17 | von Neumann / Ginther | John von Neumann (USA) | John von Neumann | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 19 | Fitch / Hugus / *Martin | Harry Kullen (USA) | Edward Hugus | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 21 | Arents / Reed / O'Dell | North American Racing Team (USA) | | Ferrari | 250 GT | LWB Berlinetta TdF | Ferrari | GT3.5 |
| 22 | O'Shea / Kessler / Cunningham | North American Racing Team (USA) | George Arents | Ferrari | 250 GT | LWB Scaglietti Berlinetta TdF | Ferrari | GT3.5 |
| 23 | Martin / Flynn / *Hugus | Chester J. Flynn (USA) | Edwin D. Martin | Ferrari | 250 TR | Scaglietti Spyder 58 | Ferrari | S3.0 |
| 24 | Moss / Brooks | David Brown (GB) | David Brown | Aston Martin | DBR1 | /300 | Aston Martin | S3.0 |
| 25 | Shelby / Salvadori | David Brown (GB) | David Brown | Aston Martin | DBR1 | /300 | Aston Martin | S3.0 |
| 26 | Constantine / Dalton | David Brown Ltd. (GB) | David Brown | Aston Martin | DB2/4 | Mk III | Aston Martin | GT3.5 |
| 27 | Geitner / Stiles / Kunz / *Cuomo | Hambro Automotive Corporation (USA) | | Austin-Healey | 100 | -6 MM | BMC | GT3.5 |
| 28 | Kinchloe / Moore / *Ehrman / *Stiles | Hambro Automotive Corporation (USA) | | Austin-Healey | 100 | -6 MM | BMC | GT3.5 |
| 29 | Ehrman / Cuomo / *Kinchloe | Hambro Automotive Corporation (USA) | | Austin-Healey | 100 | -6 MM | BMC | GT3.5 |
| 30 | Rubirosa / Malle / Helburn | Porfirio Rubirosa | | Ferrari | 500 TRC | | Ferrari | S2.0 |
| 31 | Andrey / Lloyd | Mike Garber (USA) | | Ferrari | 500 TRC | | Ferrari | S2.0 |
| 32 | Kimberly / Lovely | Jim Kimberly (USA) | | Maserati | 200S | I | Maserati | S2.0 |
| 33 | Oker / Hurtley | Standard Motor Co. (GB) | | Triumph | TR3 | | Triumph | GT2.0 |
| 34 | Rothschild / Kimberly / Lott | Standard Motor Co. (GB) | | Triumph | TR3 | | Triumph | GT2.0 |
| 35 | Roberts / Heuss | Standard Motor Co. (GB) | | Triumph | TR3 | | Triumph | GT2.0 |
| 36 | Kennedy / Payne / Sherman | Richard Kennedy | | Morgan | Plus 4 | | Triumph | GT2.0 |
| 37 | Milo / McClure / Forlong | A.C. Cars Ltd (GB) | | AC | Ace | | Bristol | GT2.0 |
| 38 | Love / Jackson-Moore / Crowder | A.C. Cars Ltd (GB) | | AC | Ace | | Bristol | S2.0 |
| 39 | Fuller / Tweedale / Briggs / *Day | A.C. Cars Ltd (GB) | | AC | Ace | | Bristol | S2.0 |
| 40 | Goldman / Durbin / Arnolt | S. H. Arnolt (USA) | | Arnolt-Bristol | Bolide | | Bristol | GT2.0 |
| 41 | Schell / Seidel | Porsche K.G. (D) | | Porsche | 550 | RS | Porsche | S2.0 |
| 42 | Behra / Barth | Porsche K.G. (D) | | Porsche | 718 | RSK | Porsche | S2.0 |
| 43 | von Hanstein / Linge / Cuevas | Porsche K.G. (D) | | Porsche | 356 | A 1500 GS Carrera GT Coupé | Porsche | GT1.6 |
| 44 | Bunker / de Beaufort | Art's Sports Motors (USA) | Arthur Bunker, Jr. | Porsche | 550 | RS | Porsche | S1.5 |
| 45 | Miles / Kunstle / *Cuevas | Jean-Pierre Kunstle (USA) | Jean Pierre Kunstle | Porsche | 550 | RS | Porsche | S1.5 |
| 46 | Wallace / Holbert / Hudson | Marshall Motors (USA) | | Porsche | 550 | RS | Porsche | S1.5 |
| 47 | Stetson / Linton / Beck | Osca Automobili (I) | Edgar Fronteras | Osca | MT4 | TN 1500 Morelli Spyder | Osca | S1.5 |
| 48 | Wyllie / Dietrich / Wyllie | Dr. M. R. J. Wyllie (USA) | | Elva | Mk II | | Climax | S1.5 |
| 49 | Moran / Ceresole | Charles Moran, Jr. (USA) | | Lotus | Eleven | Le Mans | Climax | S1.5 |
| 50 | Van Beuren / Velasquez | Freddy van Beuren (MEX) | | Alfa Romeo | Giulietta Sprint Veloce | | Alfa Romeo | GT1.3 |
| 51 | Comito / Markelson / Pfaff | Louis Comito (USA) | | Alfa Romeo | Giulietta Veloce | | Alfa Romeo | GT1.3 |
| 52 | Rainville / Kaplan | Jake Kaplan (USA) | | Alfa Romeo | Giulietta Spider Veloce | | Alfa Romeo | GT1.3 |
| 53 | Haas / Ross / Dietrich | Behm Motors (USA) | | Stanguellini | S1100 | Bialbero | Fiat | S1.1 |
| 54 | Chamberlain / Frost | Team Lotus (GB) | | Lotus | Eleven | | Climax | S1.1 |
| 55 | Chapman / Allison / *Lovely | Team Lotus (GB) | | Lotus | Eleven | | Climax | S1.1 |
| 56 | Weiss / Tallaksen | Team Lotus (GB) | | Lotus | Eleven | | Climax | S1.1 |
| 57 | Baptista / Martin / Warren | Elva Engineering Co. (GB) | | Elva | Mk II | | Climax | S1.1 |
| 58 | Bradley / Bentley | Elva Engineering Co. (GB) | | Elva | Mk III | | Climax | S1.1 |
| 60 | de Tomaso / Haskell / Ferguson / *Musso | Automobili Osca (I) | Alejandro de Tomaso | Osca | S | 750 | Osca | S750 |
| 61 | Brown / Toland | Richard Toland (USA) | | DB | HBR | | Panhard | S750 |
| 62 | Hanna / Brown / *Gurney | Howard Hanna (USA) | | DB | HBR | | Panhard | S750 |
| 63 | Brumby / Aldhous / Martinez | Baron de Graffenreid (USA) | | Fiat-Abarth | 750 Zagato | | Fiat | S750 |
| 64 | Kessinger / West / Thiele | Baron de Graffenreid | | Fiat-Abarth | 750 Zagato | | Fiat | GT750 |
| 65 | McCluggage / Levy / *Gurney | Alfred Momo | | Fiat-Abarth | 750 Zagato | | Fiat | S750 |
| 70 | Makins / Butcher / Koehne | Rees T. Makins (USA) | | Chevrolet | Corvette | C1 | Chevrolet | GT5.0 |
| 71 | de la Mesa / Gonzalez / Gómez Mena / *Carreras / *Galtes | Scuderia Cuba (C) | Alfonso Gomez-Mena | Ferrari | 500 TRC | | Ferrari | S2.0 |
| 72 | Stear / Norris / Harris | A.C. Cars Ltd (GB) | | AC | Ace | | Bristol | S2.0 |
| 73 | Casner / Jordan / Campbell | A.C. Cars Ltd (GB) | | AC | Ace | | Bristol | GT2.0 |
| 74 | Scott / Bott | Norman J. Scott Jr. (USA) | Norman Scott | Porsche | 550 | RS | Porsche | S1.5 |
| 75 | Underwood / Cunningham / Boss | Alfred Momo (USA) | | Porsche | 550 | RS | Porsche | S1.5 |
| 77 | Kurtz / Kammer / Patterson | Avant Corp. (USA) | | Elva | Mk II | | Climax | S1.1 |
| 78 | Milliken / Ripley / Argetsinger | Ripley Motor Co. (USA) | Millard Ripley | Elva | Mk II | | Climax | S1.1 |
| 79 | de Vroom / Gómez Mena / *Carreras | Alfonso Gomez Mena (C) | Manolo Perez de la Mesa | Ferrari | 500 TRC | | Ferrari | S2.0 |
| 80 | Fry / Rappaport | Dr. Harry Fry (USA) | Harry Fry | Fiat-Abarth | 750 Zagato | | Fiat | GT750 |
| 81 | Said / Rivera | Scuderia Central America (USA) | | Ferrari | 500 TRC | | Ferrari | S2.0 |
| 82 | Bolanos / de la Mesa | Alfonso Gomez Mena | | Ferrari | 500 TRC | | Ferrari | S2.0 |