| 14.9.1975 | MR CZ Piešťany | 13 | 911 Carrera | Dušan Velímský | AMK Zetor Brno | 2nd |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera | Herbert Krall | Herbert Krall | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RS | Fritz Müller | VSA | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RSR | Franz Müller | Renngemeinschaft Graf Zeppelin | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RS | Rolf Blind | Sports Car Club of Stuttgart | ?th |
| 14.9.1975 | DARM Ulm [GT2.0] | | 914/6 | Rolf Linning | Bergischer Motorclub | 14th |
| 14.9.1975 | DARM Ulm [GT2.0] | | 914/6 | Klaus Erle | Klaus Erle | 4th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RS | Leo Eigner | Sports Car Club of Stuttgart | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RS | Klaus Utz | Klaus Utz | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera | Klaus Schwiers | Porsche Kannacher | ?th |
| 14.9.1975 | CI Gr.4 Pergusa | | 911 S | Lo Coco | | ?th |
| 14.9.1975 | CI Gr.4 Pergusa | | 911 | Cusimano | | ?th |
| 14.9.1975 | CI Gr.4 Pergusa | | 911 | Guagliardo | | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera RS | Rainer Altenheimer | Vergölst-Reifen-Service | ?th |
| 14.9.1975 | DARM Ulm [GT+2.0/T+2.0] | | 911 Carrera | | | DNF |
| 21.9.1975 | 2 h Vallelunga | 1 | 908/3 | Mario Casoni | | 1st |
| 21.9.1975 | Montlhéry | 130 | 911 Carrera RSR 3.0 | Claude Ballot-Léna | Ecurie Buchet | raced |
| 28.9.1975 | Interserie Hockenheim | 0 | 908/3-6 Turbo | Jürgen Neuhaus | Martini Racing | 6th |
| 28.9.1975 | Interserie Hockenheim | 1 | 917/10 TC | | Egon Evertz KG Schweißtechnik | DNA |
| 28.9.1975 | Interserie Hockenheim | 2 | 917/10 TC | Ernst Kraus | Ernst Kraus | 2nd |
| 28.9.1975 | Interserie Hockenheim | 6 | 917/10 TC | Tim Schenken | Gelo Racing Team, Georg Loos | 1st |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 13 | 911 Carrera RSR | Eckhard Schimpf | Jägermeister-Racing-Team | 11th |
| 28.9.1975 | 6 h Monza | 14 | 911 Carrera RSR 2.8 | Merzario / Chateau | Jean Louis Chateau | 2nd |
| 28.9.1975 | 6 h Monza | 15 | 911 Carrera RSR 3.0 | Fitzpatrick / Schurti | Gelo Racing Team | DNF |
| 28.9.1975 | 6 h Monza | 16 | 911 Carrera RSR 3.0 | Hezemans / Casoni / Schurti / Fitzpatrick | Gelo Racing Team | 3rd |
| 28.9.1975 | Interserie Hockenheim | 17 | 917 Spyder | Albert Pfuhl | Albert Pfuhl | DNA |
| 28.9.1975 | 6 h Monza | 18 | 911 Carrera RSR | "Tambauto" / Anzeloni | Scuderia Brescia Corse | 8th |
| 28.9.1975 | 6 h Monza | 19 | 911 Carrera | Berruto / Radicella / Ricci | Scuderia Brescia Corse | raced |
| 28.9.1975 | 6 h Monza | 21 | 911 Carrera RSR | Leim / Simonsen | Team BLA Racing | raced |
| 28.9.1975 | 6 h Monza | 22 | 911 Carrera RSR 3.0 | Capra / Lepri / Gottifredi | Girolamo Capra (Scuderia Palladio) | 5th |
| 28.9.1975 | 6 h Monza | 23 | 911 Carrera RS | Pallavicini / Vanoli | Pallvano Corse | 9th |
| 28.9.1975 | 6 h Monza | 24 | 911 Carrera RSR | Benvenuti / Vannini | Vittorio Benvenuti (Canegliano Corse) | DNA |
| 28.9.1975 | 6 h Monza | 25 | 911 Carrera RSR 3.0 | Barraco / Chiaramonte | Scuderia Ateneo | DNA |
| 28.9.1975 | 6 h Monza | 26 | 911 Carrera RSR | Corthay / Morand / Weabey | Ecurie Rolloise | 10th |
| 28.9.1975 | 6 h Monza | 27 | 911 Carrera RSR 3.0 | Rulon-Miller / Heiderich | Ben Heiderich | DNA |
| 28.9.1975 | 6 h Monza | 28 | 911 Carrera RSR 3.0 | Ballot-Léna / Andruet | Ecurie Robert Buchet | raced |
| 28.9.1975 | 6 h Monza | 29 | 911 Carrera RSR | Casoni / Jöst | Scuderia Brescia Corse | DNA |
| 28.9.1975 | 6 h Monza | 31 | 911 Carrera RSR | Thiry / Striebig | Hubert Striebig | raced |
| 28.9.1975 | 6 h Monza | 32 | 911 Carrera RSR | Schickentanz / Wisell | Tebernum Porsche Racing Team | DNF |
| 28.9.1975 | 6 h Monza | 33 | 911 Carrera RSR 3.0 | Bertrams / Schickentanz / Ekberg | Tebernum Porsche Racing Team | 1st |
| 28.9.1975 | 6 h Monza | 34 | 911 Carrera RSR | Touroul / Boubet / Pagani | X Racing | 6th |
| 28.9.1975 | 6 h Monza | 35 | 911 Carrera RSR | Schön / Pelit | Jolly Club | raced |
| 28.9.1975 | 6 h Monza | 36 | 911 | Barras / Rousselot | X Racing | raced |
| 28.9.1975 | 6 h Monza | 37 | 911 Carrera RSR 3.0 | Restivo / Merendino | Scuderia Ateneo | DNF |
| 28.9.1975 | 6 h Monza | 38 | 911 Carrera RS | Arena / "Archimede" | Giorgio Arena (Bassano Corse) | DNA |
| 28.9.1975 | 6 h Monza | 39 | 911 Carrera RS | Grandet / Godard | Ecurie Robert Buchet | DNA |
| 28.9.1975 | 6 h Monza | 41 | 911 Carrera RS | Lovato / Pittini | Lovato (Canegliano Corse) | 7th |
| 28.9.1975 | 6 h Monza | 42 | 911 Carrera RSR | Haldi / Béguin | Porsche Club Romand | raced |
| 28.9.1975 | Interserie Hockenheim | 42 | 908/3 Turbo | Reinhold Jöst | Jöst Racing | ?th |
| 28.9.1975 | Interserie Hockenheim | 43 | 908/3 | Jürgen Barth | Jöst Racing | 8th |
| 28.9.1975 | Interserie Hockenheim | 44 | 908/3 Turbo | | Egon Evertz KG Schweißtechnik | DNA |
| 28.9.1975 | Hockenheim [GT2.0] | 46 | 914/6 | Manfred Laub | Autohaus Max Moritz GmbH | 1st |
| 28.9.1975 | 6 h Monza | 51 | 914/6 | Pegger / Stähli | Emilio Pegger | 13th |
| 28.9.1975 | 6 h Monza | 52 | 914/6 | Mola / Fabri | "Cam" | raced |
| 28.9.1975 | 6 h Monza | 53 | 914/6 | Rebai / Rebai | Scuderia Città dei Mille | raced |
| 28.9.1975 | 6 h Monza | 54 | 914/6 | Ghinzani / del Curto | Scuderia Città dei Mille | 11th |
| 28.9.1975 | Interserie Hockenheim | 68 | 906 Spyder | Karl-Adolf Kneip | Karl-Adolf Kneip | DNA |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 107 | 914/6 | Edgar Dören | Bergischer MC e.V. im ADAC | 10th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 116 | 914/6 | Peter Karl Nowak | Peter Karl Nowak | 14th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 117 | 914/6 | Klaus Erle | Klaus Erle | DNF |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 128 | 914/6 | Dieter Ankele | Autohaus Max Moritz GmbH | DNF |
| 28.9.1975 | DRM Hockenheim Preis von Baden | 129 | 914/6 | Wilhelm Siegle | Wilhelm Siegle | DNF |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Eberhard Sindel | RG Ulm | 9th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Richard Leder | Richard Leder | 10th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR 3.0 | Josef Brambring | Josef Brambring | 5th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Jürgen Kannacher | Porsche Kannacher | 7th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Bob Wollek | Vaillant Kremer-Team | 3rd |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Jürgen Lässig | Autohaus Max Moritz GmbH | 6th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR 3.0 | Helmut Kelleners | Jägermeister Kremer-Team | 2nd |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR | Reinhardt Stenzel | Foto-Quele Max Moritz Racing Team | DNF |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera | Horst Godel | Porsche Kannacher | 13th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR 3.0 | Hans Halfmann | Tebernum Porsche-Racing-Team | 12th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RS | Georges Bosshard | | DNF |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera | Peter Hähnlein | Porsche Kannacher | 15th |
| 28.9.1975 | DRM Hockenheim Preis von Baden | | 911 Carrera RSR 3.0 | Cees Siewertsen | Erwin Kremer | DNF |
| 5.10.1975 | NTK Zandvoort | 71 | 911 Carrera RSR | Eberhard Sindel | | 3rd |
| 5.10.1975 | NTK Zandvoort | 76 | 911 Carrera RSR | Jürgen Kannacher | Porsche Kannacher Krefeld | 2nd |
| 17.10.1975 | Giro d'Italia | 347 | 911 Carrera | Rouget / Lefebvre | Agaci | DNA |
| 17.10.1975 | Giro d'Italia | 348 | 911 Carrera RS | Verney / Pasquier | Tours Auto | 8th |
| 17.10.1975 | Giro d'Italia | 349 | 911 Carrera | Perego / Confortola | Città dei Mille | DNA |
| 17.10.1975 | Giro d'Italia | 354 | 911 Carrera RS | Bianchi / Bianchi | Jolly Club | 30th |
| 17.10.1975 | Giro d'Italia | 357 | 911 Carrera RS | Nardini / Fortini | Lloyd Centauro It. | 26th |
| 17.10.1975 | Giro d'Italia | 359 | 911 Carrera RS | Pallavicini / Vanoli | Pallvano Corse | 7th |
| 17.10.1975 | Giro d'Italia | 360 | 911 Carrera RS | Bocconi / Lovato | Nettuno | 3rd |
| 17.10.1975 | Giro d'Italia | 361 | 911 Carrera | Mas / Christian | Defense Mondiale | DNA |
| 17.10.1975 | Giro d'Italia | 490 | 911 Carrera | Bonetto / Gobbi | Bonetto | DNA |
| 17.10.1975 | Giro d'Italia | 492 | 911 Carrera RSR | di Gioia / Stoppato | Apolia | 4th |
| 17.10.1975 | Giro d'Italia | 495 | 911 Carrera RSR | "Victor" / Pilone | Nord Ovest | 2nd |
| 17.10.1975 | Giro d'Italia | 498 | 911 Carrera RSR | "Tambauto" / Schenetti | Brescia Corse | raced |
| 17.10.1975 | Giro d'Italia | 499 | 911 Carrera RSR | Berruto / Radicella | Brescia Corse | raced |
| 17.10.1975 | Giro d'Italia | 510 | 911 Carrera RSR | Mubry / Sanchez | Equipe Almeras Freres Defense Mondiale | DNA |
| 17.10.1975 | Giro d'Italia | 515 | 911 Carrera RSR | Alméras / Alméras | Almeras Freres Defense Mondiale | DNA |
| 19.10.1975 | Zolder [GT] | 76 | 911 Carrera RSR 3.0 | Hans Halfmann | Hans Halfmann | DNA |
| 19.10.1975 | Zolder [GT] | 80 | 911 Carrera RSR | Gerhard Holup | Gerhard Holup | DNA |
| 19.10.1975 | Zolder [GT] | 83 | 911 | Karl Jarolimek | Karl Jarolimek | DNA |
| 19.10.1975 | Zolder [GT] | 85 | 911 Carrera RSR 3.0 | Josef Brambring | Josef Brambring | DNA |
| 19.10.1975 | Zolder [GT] | 87 | 914/6 | Rolf Linning | Rolf Linning | 14th |
| 19.10.1975 | Zolder [GT] | 90 | 911 Carrera RSR | Rolf Rosenkranz | Porsche Kannacher | DNA |
| 19.10.1975 | Zolder [GT] | 92 | 911 Carrera RSR | Richard Leder | Richard Leder | DNA |
| 19.10.1975 | Zolder [GT] | 94 | 911 S | Preben Kristoffersen | Willy F. Johansen | DNA |