| 2 | Garofalo / Mirto Randazzo | Scuderia Pegaso (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 4 | "Trinacria" / "Zerimar" | Peloritana (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 10 | Lisitano / Calarese | Peloritana | | Alfa Romeo | Giulietta Sprint Veloce | | Alfa Romeo | GT1.3 |
| 12 | Mantia / "Luen" | Scuderia Pegaso (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 14 | de Gregorio / Marchiolo | Giuseppe de Gregorio (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 18 | Cella / Marzi | HF Squadra Corse (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 24 | Tornielli / Pietromarchi | Settecolli | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 26 | "Goldfinger" / Raimondo | Scuderia Pegaso (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 32 | Gagliano / Cucina | Scuderia Pegaso (I) | | Glas | 1304 TS | | Glas | GT1.3 |
| 34 | Cosentino / Orecchioni | Nord-Ovest | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 36 | Maglioli / Crosina | HF Squadra Corse (I) | | Lancia | Fulvia | HF | Lancia | GT1.3 |
| 42 | Svedi / Sabbia | | | Alfa Romeo | Giulia Sprint GTA | | Alfa Romeo | GT1.6 |
| 44 | de Tommasi / Ardizzone | Mario de Tommasi | | Alfa Romeo | Giulia Sprint GTA | | Alfa Romeo | GT1.6 |
| 48 | Tarenghi / Pardi | Settecolli | | Porsche | 356 | C 1600 SC | Porsche | GT1.6 |
| 52 | Nicolas / Pellecuer | Jean-Loup Pellecuer | | Porsche | 911 | | Porsche | GT+1.6 |
| 54 | Marchesi / Sinibaldi | Tullio Sergio Marchesi | | Ferrari | 275 GTB | /C | Ferrari | GT+1.6 |
| 60 | Ferlaino / Fabri | Corrado Ferlaino (I) | | Porsche | 911 | | Porsche | GT+1.6 |
| 64 | Mäkinen / Rhodes | British Motor Corporation (GB) | | MG | B | | BMC | GT+1.6 |
| 66 | Hedges / Handley | British Motor Corporation (GB) | | MG | B | | BMC | GT+1.6 |
| 72 | Delageneste / Rosinski | Ecurie Savin-Calberson (F) | | Alpine | A110 | | Renault | S1.3 |
| 72T | Delageneste / Rosinski | Ecurie Savin-Calberson (F) | | Alpine | A110 | | Renault | S1.3 |
| 74 | Hanrioud / Piot | Sociéte des Automobiles Alpine (F) | | Alpine | A110 | | Renault | S1.3 |
| 76 | Toivonen / Jansson | Regie Renault (F) | | Alpine | A110 | | Renault | S1.3 |
| 78 | Vinatier / Orsini | Regie Renault (F) | | Alpine | A110 | | Renault | S1.3 |
| 80 | Tipa / "Seill" | Scuderia Pegaso (I) | | Abarth-Simca | 1300 | Bialbero | Abarth | S1.3 |
| 82 | "Tio Pepe" / "Sancho" | Aretusa | | Alfa Romeo | Giulietta Sprint Zagato | | Alfa Romeo | S1.3 |
| 84 | Battista / Monaco | Scuderia Etna (I) | | Alfa Romeo | Giulietta Sprint Zagato | | Alfa Romeo | S1.3 |
| 86 | "The Tortoise" / "Ben Hur" | "The Tortoise" | | Alfa Romeo | Giulietta Sprint Zagato | | Alfa Romeo | S1.3 |
| 88 | Maggiore / Valenza | Nissena (I) | | Abarth-Simca | 1300 | Bialbero | Abarth | S1.3 |
| 90 | Buzzetti / Virgilio | Scuderia Pegaso (I) | | Abarth | 1300 OT | | Abarth | S1.3 |
| 92 | Gambero / Patanè | Scuderia Etna (I) | | Abarth-Simca | 1300 | Bialbero | Abarth | S1.3 |
| 96 | Gumina / Fenga | Peloritana | | Alfa Romeo | Giulietta Sprint Zagato | | Alfa Romeo | S1.3 |
| 98 | Thomas / Guilhaudin | Joseph Thomas (F) | | Alpine | A110 | | Renault | S1.3 |
| 100 | Rizzo / Alongi | Giovanni Rizzo (I) | | Alfa Romeo | Giulietta Sprint Zagato | | Alfa Romeo | S1.3 |
| 114 | Zeccoli / "Geki" | Autodelta (I) | | Alfa Romeo | Giulia TZ2 | | Alfa Romeo | S1.6 |
| 116 | Giugno / Parla | Scuderia Nissena (I) | Carmelo Giugno | Alfa Romeo | Giulia TZ | | Alfa Romeo | S1.6 |
| 120 | Galli / Capra | Scuderia Sant Ambroeus (I) | | Alfa Romeo | Giulia TZ | | Alfa Romeo | S1.6 |
| 122 | Lo Piccolo / Sutera | Scuderia Pegaso (I) | | Alfa Romeo | Giulia TZ | | Alfa Romeo | S1.6 |
| 124 | Federico / "Shangri-La" | Autodelta (I) | | Alfa Romeo | Giulia TZ2 | | Alfa Romeo | S1.6 |
| 126 | Pinto / Todaro | Autodelta (I) | | Alfa Romeo | Giulia TZ2 | | Alfa Romeo | S1.6 |
| 128 | Donato / Trapani | Scuderia Pegaso (I) | | Alfa Romeo | Giulia TZ | | Alfa Romeo | S1.6 |
| 130 | Bianchi / Bussinello | Autodelta (I) | | Alfa Romeo | Giulia TZ2 | Competition FIA GT Berlinetta | Alfa Romeo | S1.6 |
| 142 | Merendino / Lo Jacono | Alfonso Merendino (I) | | Porsche | 356 | B 2000 GS Carrera 2 | Porsche | S2.0 |
| 144 | Arena / Pucci | Porsche System Engineering (D) | | Porsche | 906 | | Porsche | S2.0 |
| 146 | Barbuscia / Ridolfi | Turillo Barbuscia (I) | | Porsche | 904 | GTS | Porsche | S2.0 |
| 148 | Mairesse / Müller | Scuderia Filipinetti/Porsche System (CH) | | Porsche | 906 | | Porsche | S2.0 |
| 150 | Bourillot / Maglioli / *Buchet | Scuderia Filipinetti (CH) | | Porsche | 906 | | Porsche | S2.0 |
| 152 | Spoerry / Bungener | Scuderia Filipinetti (CH) | | Porsche | 906 | | Porsche | S2.0 |
| 154 | Kühnis / Walter | Ecurie Basilisk (CH) | | Porsche | 906 | | Porsche | S2.0 |
| 156 | Capuano / Latteri | Scuderia Pegaso (I) | | Porsche | 906 | | Porsche | S2.0 |
| 162 | Worswick / Minshaw | Ted Worswick (GB) | Ted Worswick | Austin-Healey | 3000 | Mk III | BMC | S+2.0 |
| 168 | Marsala / Reale | Scuderia Pegaso (I) | | Ferrari | 250 GTO | 64 | Ferrari | S+2.0 |
| 170 | Swanson / Ennis | Squadra Bardahl (I) | | Ferrari | 250 LM | | Ferrari | S+2.0 |
| 174 | Hawkins / Epstein | Epstein Enterprises Ltd. (GB) | | Ferrari | 250 LM | | Ferrari | S+2.0 |
| 176 | Ligier / Greder | Ford France (F) | | Ford | GT40 | | Ford | S+2.0 |
| 178 | Freutel / Settember | Ecurie Cinquante Cinq (USA) | Edward Freutel | Shelby | Cobra | | Ford | S+2.0 |
| 180 | Ravetto / Starrabba | Scuderia Pegaso (I) | | Ferrari | 250 LM | | Ferrari | S+2.0 |
| 192 | di Liberto / Ciccia | Squadra Bardahl (I) | | Osca | MT4 | 1500 | Osca | P2.0 |
| 194 | Davidson / Wheeler | Coburn Improvements (GB) | Jack Wheeler | Austin-Healey | Sebring Sprite | | BMC | P2.0 |
| 196 | Guichet / Baghetti | Ferrari SEFAC (I) | | Ferrari | Dino 206 S | | Ferrari | P2.0 |
| 200 | Herrmann / Glemser | Porsche System Engineering (D) | | Porsche | 906 | | Porsche | P2.0 |
| 202 | Pianta / Ortensio | ASA (I) | | ASA | 411 | | ASA | P2.0 |
| 204 | Scarfiotti / Parkes | Ferrari SEFAC (I) | | Ferrari | Dino 206 S | | Ferrari | P2.0 |
| 206 | Tagliavia / Termini | Scuderia Pegaso (I) | | Ferrari | 500 TRC | | Ferrari | P2.0 |
| 208 | Aaltonen / Baker | Donald Healey Motor Co. (GB) | | Austin-Healey | Sprite | | BMC | P2.0 |
| 210 | Biscaldi / Casoni | Ferrari SEFAC (I) | | Ferrari | Dino 206 S | | Ferrari | P2.0 |
| 214 | Semilia / Pinto | ASA (I) | | ASA | 411 | | ASA | P2.0 |
| 216 | Dini / Dalla Torre | ASA (I) | | ASA | 411 | | ASA | P2.0 |
| 218 | Mitter / Bonnier | Porsche System Engineering (D) | | Porsche | 906 | E | Porsche | P2.0 |
| 220 | De Udy / de Klerk | Porsche Cars of Great Britain (A.F.N Ltd) (GB) | | Porsche | 906 | | Porsche | P2.0 |
| 224 | Klass / Davis | Porsche System Engineering (D) | | Porsche | 906 | -8 | Porsche | P+2.0 |
| 226 | Berney / Nieri | Bizzarrini Prototipi (I) | Giotto Bizzarrini | Bizzarrini | GT Strada 5300 | | Chevrolet | P+2.0 |
| 228 | Conti / Venturi | Nettuno (I) | | Ferrari | 275 GTB | /C | Ferrari | P+2.0 |
| 230 | Vaccarella / Bandini | Ferrari SEFAC (I) | Enzo Ferrari | Ferrari | 330 P3 | Barchetta | Ferrari | P+2.0 |
| 232 | Nicodemi / Lessona | Scuderia Sant Ambroeus (I) | | Ferrari | 250 LM | | Ferrari | P+2.0 |
| T | Mitter / Bonnier / Herrmann / Glemser / Arena / Pucci | Porsche System Engineering (D) | | Porsche | 906 | | Porsche | P2.0 |
| T | Mäkinen / Rhodes / Hedges / Handley | British Motor Corporation (GB) | | MG | B | | BMC | GT+1.6 |
| T | Arena / Pucci / Mitter / Bonnier / Herrmann / Glemser | Porsche System Engineering (D) | | Porsche | 904 | /6 | Porsche | P2.0 |