| 4.7.1975 | 250 mile Daytona Paul Revere | 1 | 911 Carrera RSR 3.0 | Michael Keyser | Toad Hall Racing | 24th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 5 | 911 S | Vazquez / Yenko | Pedro Vazquez | 13th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 8 | 911 Carrera RSR | Beasley / Stone | Bob Beasley | 6th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 14 | 911 Carrera RSR 3.0 | Al Holbert | Holbert's Porsche | 3rd |
| 4.7.1975 | 250 mile Daytona Paul Revere | 23 | 911 Carrera RSR | Charlie Kemp | Armor-All | 5th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 27 | 911 S | Ray Mummery | Mike Gordon Seafoods | 16th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 30 | 911 Carrera RSR 3.0 | George Dyer | George Dyer | 4th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 34 | 911 S | George Drolsom | George Drolsom | 10th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 43 | 911 Carrera RSR | John Graves | Ecurie Escargot | 8th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 44 | 911 S | de Narváez / de Narváez | | 17th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 45 | 911 S | Ramirez / Naon | | 23rd |
| 4.7.1975 | 250 mile Daytona Paul Revere | 58 | 911 Carrera RSR 3.0 | Febles / Cruz | | 11th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 59 | 911 Carrera RSR 3.0 | Peter Gregg | Brumos Porsche | 37th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 60 | 911 S | Rusty Bond | Rusty Bond | 18th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 61 | 911 Carrera RSR 3.0 | Jim Busby | Beverly Porsche/Audi | 7th |
| 4.7.1975 | 250 mile Daytona Paul Revere | 62 | 914/6 | Dave Panaccione | David McClain | 42nd |
| 4.7.1975 | 250 mile Daytona Paul Revere | 67 | 911 Carrera S | McClain | Dave White | 43rd |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 914/6 | "Klaus" | VSA München | ?th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 914/6 | Peter Karl Nowak | Peter Karl Nowak | ?th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 914/6 | Wilhelm Siegle | Wilhelm Siegle | ?th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Hubert Schmidt | Autohaus Max Moritz | 8th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Edgar Kaib | Edgar Kaib | 7th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Hubert Striebig | Hubert Striebig | 6th |
| 6.7.1975 | Karlsruhe Hockenheim [Gr.5/Gr.7] | | 910 | Werner Muschak | Akamot | 7th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 S | Ernst Zupp | Ernst Zupp | 10th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera | Peter Bulian | Peter Bulian | 9th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Edy Brandenberger | Edy Brandenberger | 2nd |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Hans Heyer | Vaillant Kremer Team | 1st |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 914/6 | Hans Christian Jürgensen | Hans Christian Jürgensen | DQ |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR 3.0 | Hans Halfmann | Tebernum-Porsche-Racing Team | 5th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Eugen Kiemele | Eugen Kiemele | 4th |
| 6.7.1975 | Karlsruhe Hockenheim [GT] | | 911 Carrera RSR | Anton Stocks | AMC Duisburg | 3rd |
| 12.7.1975 | 6 h Watkins Glen | 0 | 908/3-6 Turbo | Müller / Wietzes | Martini Racing Team | DNS |
| 12.7.1975 | 6 h Watkins Glen | 8 | 908/3 Turbo | Jöst / Casoni | Scuderia Brescia Corse | 4th |
| 12.7.1975 | 6 h Watkins Glen | 9 | 908/3 | Barth / Keyser | Scuderia Brescia Corse | 21st |
| 12.7.1975 | 6 h Watkins Glen | 14 | 911 Carrera RSR 3.0 | Holbert / Gregg | Holbert Porsche-Audi, Inc. | 7th |
| 12.7.1975 | 6 h Watkins Glen | 28 | 911 S | Weiss / Karl | Weiss Motor Racing | 24th |
| 12.7.1975 | 6 h Watkins Glen | 74 | 911 Carrera RSR | Heimrath / Bartling | Heimrath Racing | 8th |
| 12.7.1975 | 6 h Watkins Glen | 77 | 911 S | Jennings / Beasley | Bruce Jennings | 10th |
| 12.7.1975 | 6 h Watkins Glen | 95 | 911 Carrera RSR 3.0 | Hagestad / Haywood | Hagestad Porsche-Audi | 5th |
| 13.7.1975 | SCCA National Brainerd [ASR+BSR+AP+BP+CP+AS] | 15 | 914/6 | Stefan Edlis | | raced |
| 13.7.1975 | Sweden Falkenberg | | 911 Carrera RSR | Jan Lundgårdh | | 3rd |
| 13.7.1975 | Sweden Falkenberg | | 911 Carrera RSR | Roland Larsson | | 2nd |
| 20.7.1975 | Targa Florio | 41 | 911 Carrera RS | Barraja / Saporito | | 16th |
| 20.7.1975 | Targa Florio | 49 | 911 Carrera RSR | Berruto / Gellini | | 12th |
| 20.7.1975 | Targa Florio | 52 | 911 Carrera RSR 3.0 | Capra / Lepri | | 11th |
| 20.7.1975 | Targa Florio | 55 | 911 Carrera RSR | "Tambauto" / Radicella | | 4th |
| 20.7.1975 | DRM Diepholz | 57 | 914/6 | Dieter Ankele | Autohaus Max-Moritz-GmbH | 8th |
| 20.7.1975 | Diepholz [GT] | 237 | 914/6 | Ulrich Mönninghoff | Ulrich Mönninghoff | ?th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 311 | 914/6 | Edgar Dören | Bergischer Motor-Club | ?th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 315 | 914/6 | Peter Karl Nowak | Peter Karl Nowak | ?th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 316 | 914/6 | Klaus Erle | Klaus Erle | ?th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 318 | 914/6 | Manfred Laub | Autohaus Max Moritz GmbH | DNA |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 321 | 911 Carrera RSR | Eugen Kiemele | Eugen Kiemele | 3rd |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 322 | 911 Carrera RSR | Eberhard Sindel | Rallyegemeinschaft Ulm | 1st |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 324 | 911 Carrera RS | Nicolas Koob | Nicolas Koob | 8th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 325 | 911 Carrera RSR 3.0 | Hans Halfmann | Tebernum Porsche-Teile | 2nd |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 326 | 911 Carrera RS | Helmut Bez | SCCS Stuttgart | 7th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 327 | 911 Carrera RS | Fritz Müller | Vereinigung Süddeutscher Automobilsportler | 9th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 328 | 911 Carrera RS | Ralf-Dieter Schreiber | Ralf-Dieter Schreiber | DNA |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 329 | 911 Carrera RS | Klaus Utz | Autohaus Max Moritz GmbH | 4th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 331 | 911 Carrera RS | Rolf Blind | SCCS Stuttgart | DNA |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 332 | 911 Carrera RS | Claus Kathner-Diercks | Claus Kanthner-Diercks | 10th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 333 | 911 Carrera RS | Leo Eigner | SCCS Stuttgart | 6th |
| 20.7.1975 | DARM Hockenheim [T1.6/GT] | 340 | 911 Carrera RS | Angelo Pallavicini | Pallvano Corse | 5th |
| 20.7.1975 | Interserie Hockenheim | 442 | 910 | Werner Muschak | Akamot | 16th |
| 20.7.1975 | Interserie Hockenheim | 488 | 908/3-6 Turbo | Herbert Müller | Team Dr. H. Dannesberger | DNS |
| 20.7.1975 | Euro GT Hockenheim | 603 | 911 Carrera RSR 3.0 | Toine Hezemans | Gelo-Racing-Team | 2nd |
| 20.7.1975 | Euro GT Hockenheim | 605 | 911 Carrera RSR 3.0 | Claude Haldi | Porsche Club Romand | 1st |
| 20.7.1975 | Euro GT Hockenheim | 606 | 911 Carrera RSR | Kenneth Leim | Ream Bla Racing | DNA |
| 20.7.1975 | Euro GT Hockenheim | 608 | 911 Carrera RSR 3.0 | William Vollery | Ecurie du Nord | 16th |
| 20.7.1975 | Euro GT Hockenheim | 610 | 911 Carrera RSR 3.0 | Edi Kofel | Mascotte-Racing-Team | DQ |
| 20.7.1975 | Euro GT Hockenheim | 611 | 911 Carrera RSR 3.0 | John Rulon-Miller | Gante Racing | 14th |
| 20.7.1975 | Euro GT Hockenheim | 613 | 911 Carrera RSR 3.0 | Claude Ballot-Léna | Ecurie Buchet Paris | DNA |
| 20.7.1975 | Euro GT Hockenheim | 624 | 911 Carrera RS | Nicolas Koob | Nicolas Koob | DNA |
| 20.7.1975 | Euro GT Hockenheim | 626 | 911 Carrera RS | Helmut Bez | SCCS | 13th |
| 20.7.1975 | Euro GT Hockenheim | 627 | 911 Carrera RS | Fritz Müller | Vereinigung Süddeutscher Automobilsportler E. V. | 17th |
| 20.7.1975 | Euro GT Hockenheim | 628 | 911 Carrera RS | Ralf-Dieter Schreiber | Ralf-Dieter Schreiber | 15th |
| 20.7.1975 | Euro GT Hockenheim | 630 | 914/6 | Manfred Laub | Autohaus Max Moritz GmbH | DNA |
| 20.7.1975 | Euro GT Hockenheim | 641 | 911 Carrera RS | Luigi Barano | Luigi Barano | DNA |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera RSR | Günther Chrzanowski | Günter Chrzanowski | 2nd |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera RSR | Richard Leder | Richard Leder | 3rd |
| 20.7.1975 | DRM Diepholz | | 911 Carrera | Peter Bulian | | DNF |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera RSR 3.0 | Cees Siewertsen | Lucky Star/Wally's Jeans Kremer Team | 1st |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera | Peter Bulian | Peter Bulian | 7th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Jürgen Lässig | Autohaus Max-Moritz-GmbH | 6th |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera | Jürgen Berg | Jürgen Berg | 6th |
| 20.7.1975 | Diepholz [GT] | | 911 Carrera RSR | Franz Konrad | Franz Konrad | 4th |
| 20.7.1975 | Diepholz [GT] | | 911 S | Preben Kristoffersen | | 5th |
| 20.7.1975 | Diepholz [GT] | | 914/6 | Hans Christian Jürgensen | Hans Christian Jürgensen | ?th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Jürgen Kannacher | Porsche-Kannacher | 7th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Jan Lundgårdh | | DNF |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR 3.0 | Cees Siewertsen | Lucky Star Wally's Jeans Kremer Team | 8th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera | Jürgen Berg | Jürgen Berg | 12th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Georg Freiberger | Georg Freiberger | 10th |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Günther Chrzanowski | Günter Chrzanowski | DNF |
| 20.7.1975 | DRM Diepholz | | 911 Carrera | Johannes Fehrens | | DNF |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Anton Stocks | AMC Duisburg | DNF |
| 20.7.1975 | DRM Diepholz | | 911 Carrera RSR | Richard Leder | Richard Leder | 4th |
| 20.7.1975 | DRM Diepholz | | 914/6 | Hans Christian Jürgensen | Jürgensen Racing Team | DNF |