| 1969 · Watkins Glen 6 Hours, 22nd Annual Sports Car Weekend at Watkins Glen | retired | 37 | S2.0 | Auto Enterprises | Dieter Oest · Albert Kalajcick · DNS - Rick Mansfield | Porsche 904 GTS | — | 36 | WSPR historical record |
| 1967 · Ollon-Villars, Swiss Mountain Grand Prix | entry_only | 169 | S2.0 | Pierre Marx | Pierre Marx | Porsche 904 GTS | — | | WSPR historical record |
| 1967 · Ollon-Villars, Swiss Mountain Grand Prix | 15 | 172 | 8. S2.0 | Formel Rennsport Club, Zuri | Gildo de Guidi | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1967 · Ollon-Villars, Swiss Mountain Grand Prix | 29 | 170 | 0. S2.0 | Hans Schertenleib | Hans Schertenleib | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1967 · 1000 km Monza | retired | 49 | S2.0 | — | Turillo Barbuscia · Maurizio Micangeli | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · 24 h Daytona | 8 | 17 | 2. S2.0 | Porsche System Engineering | Günther Klass · Udo Schütz | Porsche 904 GTS | — | 610 | WSPR historical record |
| 1966 · 24 h Daytona | 10 | 14 | 3. S2.0 | Brumos Porsche Florida | Peter Gregg · George Drolsom | Porsche 904 GTS | — | 589 | WSPR historical record |
| 1966 · 24 h Daytona | 11 | 20 | 4. S2.0 | Sam Posey | Sam Posey · Jim Haynes · Harry Theodoracopulos | Porsche 904 GTS | — | 577 | WSPR historical record |
| 1966 · 24 h Daytona | entry_only | 11 | S2.0 | Victor Merino | Victor Merino | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · Sierre-Montagna-Crans, Swiss Mountain Grand Prix | entry_only | 94 | S+1.6 | Siegfried Lang | Siegfried Lang | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · Sierre-Montagna-Crans, Swiss Mountain Grand Prix | 5 | 93 | 2. S+1.6 | OASC | Rudi Lins | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1966 · Austrian Sports Car Grand Prix, Zeltweg | entry_only | 20 | S2.0 | Rudi Lins | Rudi Lins | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · 12 h Sebring | 16 | 56 | 2. S2.0 | Jacques Duval | Jacques Duval · Horst Kroll · DNS - Ubald Saskal | Porsche 904 GTS | — | 188 | WSPR historical record |
| 1966 · 12 h Sebring | 42 | 57 | S2.0 | Wetanson & Ripley | Millard Ripley · Herb Wetanson | Porsche 904 GTS | — | 94 | WSPR historical record |
| 1966 · 12 h Sebring | entry_only | - | S2.0 | Brumos Porsche | Peter Gregg · George Barber, Jr. | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · 1000 km Monza | retired | 39 | P2.0 | Turillo Barbuscia | Turillo Barbuscia · Secondo Ridolfi | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · 1000 km Monza | retired | 40 | S2.0 | Michael Weber | Michel Weber · Jochen Neerspasch | Porsche 904 GTS | — | | WSPR historical record |
| 1966 · 50th Targa Florio, Piccolo Madonie | retired | 146 | S2.0 | Turillo Barbuscia | Turillo Barbuscia · Secondo Ridolfi | Porsche 904 GTS | — | 6 | WSPR historical record |
| 1966 · ADAC - 1000 km Nürburgring | retired | 66 | S2.0 | ZDF | Paul Frére · Rainer Guenzler | Porsche 904 GTS | — | 18 | WSPR historical record |
| 1966 · Circuit of Mugello | not_classified | 151 | S+1.6 | — | Turillo Barbuscia · A. Carancini | Porsche 904 GTS | — | 6 | WSPR historical record |
| 1966 · Circuit of Mugello | retired | 182 | P2.0 | — | Alberto Luti | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1966 · Circuit of Mugello | entry_only | - | S+1.6 | — | Gano | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Continental 2000 Daytona | 5 | 16 | 1. GT2.0 | Charlie Kolb | Charlie Kolb · Roger Heftler | Porsche 904 GTS | — | 313 | WSPR historical record |
| 1965 · Continental 2000 Daytona | 8 | 10 | 2. GT2.0 | Peter Gregg | Peter Gregg · George Barber, Jr. | Porsche 904 GTS | — | 306 | WSPR historical record |
| 1965 · Continental 2000 Daytona | entry_only | 31 | GT2.0 | Porsche | Herbert Linge · Ben Pon | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Continental 2000 Daytona | entry_only | 32 | GT2.0 | Porsche | Don Wester · Joe Buzzetta | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | 8 | 104 | 1. GT2.5 | Otello Rinaldi | Giancarlo Maestrini · Carlo Fabri | Porsche 904 GTS | — | 8 | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | retired | 106 | GT2.5 | Don Moore | David Piper · Mike De Udy | Porsche 904 GTS | — | 7 | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | entry_only | 102 | GT2.5 | Alberto Bianchetti | Alberto Bianchetti | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · XII Circuito del Mugello, 500 Kilometres | entry_only | 105 | GT2.5 | Aldo Bruni | Aldo Bruni | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Alpen Bergpreiss, Rossfeld Mountain Grand Prix | 8 | 27 | 5. GT2.0 | Udo Schütz | Udo Schütz | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Alpen Bergpreiss, Rossfeld Mountain Grand Prix | entry_only | 30 | GT2.0 | Abramo Zanardelli | Abramo Zanardelli | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Reims 12 Hours | 6 | 45 | 1. GT2.0 | Don Moore | Paul Hawkins · Mike De Udy | Porsche 904 GTS | — | 262 | WSPR historical record |
| 1965 · Reims 12 Hours | 10 | 47 | 2. GT2.0 | Claude Barbier | Claude Barbier · Andre Potier | Porsche 904 GTS | — | 232 | WSPR historical record |
| 1965 · Bergpreis Freiburg-Schauinsland | 4 | 36 | 1. GT2.0 | Michel Weber | Michel Weber | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Bergpreis Freiburg-Schauinsland | 5 | 30 | 2. GT2.0 | Sepp Greger | Sepp Greger | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Bergpreis Freiburg-Schauinsland | 6 | 35 | 3. GT2.0 | Scuderia Filipinetti | Günther Klass | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Bergpreis Freiburg-Schauinsland | 7 | 39 | 4. GT2.0 | Rolf Stommelen | Rolf Stommelen | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Bergpreis Freiburg-Schauinsland | 8 | 34 | 5. GT2.0 | Werner Brockhaus | Werner Brockhaus | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 4 | 126 | 1. GT2.0 | Herbert Müller | Herbert Müller | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 5 | 121 | 2. GT2.0 | Rolf Stommelen | Rolf Stommelen | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 6 | 114 | 3. GT2.0 | Sepp Greger | Sepp Greger | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 40 | 113 | 6. GT2.0 | Patrick Godfrey | Patrick Godfrey | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 49 | 122 | 7. GT2.0 | Lions | Michel Viquerat | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 55 | 112 | 9. GT2.0 | Meute | Jean-Jacques Cochet | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 75 | 119 | 0. GT2.0 | Lions | Willy Meier | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | 80 | 111 | 1. GT2.0 | Antonin Chalut | Antonin Chalut | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | entry_only | 110 | GT2.0 | Scuderia Fiipinetti | Jacques Calderari | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | entry_only | 115 | GT2.0 | Bernoise | Bernhard Holzer | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | entry_only | 118 | GT2.0 | Scuderia Fiipinetti | Jean-Marc Massoneri | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Grosser Bergpreis der Schweiz, Ollon Villars | entry_only | 126 | SR/P2.0 | Porsche System | xxx | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · Double 500, Bridgehampton | 1 | 14 | 1. GT2.0 | Herb Wetanson | Herb Wetanson | Porsche 904 GTS | — | 110 | WSPR historical record |
| 1965 · 12 h Sebring | 10 | 41 | 3. GT2.0 | Precision Motors | Scooter Patrick · Dave Jordan | Porsche 904 GTS | — | 183 | WSPR historical record |
| 1965 · 12 h Sebring | 45 | 45 | GT2.0 | Peter Gregg | George Barber, Jr. · Peter Gregg | Porsche 904 GTS | — | 99 | WSPR historical record |
| 1965 · 12 h Sebring | 59 | 42 | GT2.0 | Carl W. Lindell Co. | David Lane · Chuck Cassel · DNS - Don Sesslar | Porsche 904 GTS | — | 36 | WSPR historical record |
| 1965 · 1000 km Monza | 4 | 36 | 1. GT2.0 | Racing Team Holland | Ben Pon · Rob Slotemaker | Porsche 904 GTS | — | 92 | WSPR historical record |
| 1965 · 1000 km Monza | retired | 35 | GT2.0 | Scuderia Filipinetti | Jacques Calderari · Robert Calderari | Porsche 904 GTS | — | 66 | WSPR historical record |
| 1965 · 1000 km Monza | entry_only | 34 | GT2.0 | Don Moore | Mike De Udy · Umberto Maglioli | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · 1000 km Monza | entry_only | 37 | GT2.0 | Giancarlo Maestrini | Giancarlo Maestrini · Cesare Toppetti | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · 49th Targa Florio, Piccolo Madonie | retired | 82 | GT2.0 | Giancarlo Maestrini | Giancarlo Maestrini · Luigi Rinaldi | Porsche 904 GTS | — | 0 | WSPR historical record |
| 1965 · Grand Prix Spa, 500 km Spa-Francorchamps | 3 | 41 | 1. GT2.0 | Racing Team Holland | Ben Pon | Porsche 904 GTS | — | 36 | WSPR historical record |
| 1965 · Grand Prix Spa, 500 km Spa-Francorchamps | retired | 42 | GT2.0 | Racing Team Holland | Rob Slotemaker | Porsche 904 GTS | — | 29 | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | entry_only | 76 | GT2.0 | Peter Ruby | Peter Ruby | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | entry_only | 77 | GT2.0 | Ben Pon | Ben Pon · Rob Slotemaker | Porsche 904 GTS | — | | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | 11 | 72 | 1. GT2.0 | Anton Fischhaber | Anton Fischhaber · Udo Schütz | Porsche 904 GTS | — | 42 | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | 21 | 74 | 3. GT2.0 | Bernd Degner | Bernd Degner · Frank E. Kalkuhl | Porsche 904 GTS | — | 39 | WSPR historical record |
| 1965 · XI. Int. ADAC 1000 Kilometers Rennen Nürburgring | retired | 69 | GT2.0 | Don Moore | Paul Hawkins · Mike De Udy | Porsche 904 GTS | — | 6 | WSPR historical record |
| 1964 · Grand Prix Reims 12 Hours | 6 | 42 | 2. GT2.0 | Porsche System Engineering | Gerhard Koch · Gerhard Mitter | Porsche 904 GTS | — | 271 | WSPR historical record |
| 1964 · Grand Prix Reims 12 Hours | 7 | 39 | 3. GT2.0 | Racing Team Holland | Ben Pon · Rob Slotemaker | Porsche 904 GTS | — | 270 | WSPR historical record |
| 1964 · Grand Prix Reims 12 Hours | 15 | 40 | 7. GT2.0 | Racing Team Holland | Henk van Zalinge · David van Lennep | Porsche 904 GTS | — | 260 | WSPR historical record |
| 1964 · Grand Prix Reims 12 Hours | retired | 41 | GT2.0 | Heinz Schiller | Jo Siffert · Heinz Schiller | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Grosser Bergpreis Freiburg-Schauinsland | retired | 54 | GT2.0 | Biennoise | Hans-Peter Bigler | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Grosser Bergpreis Freiburg-Schauinsland | entry_only | 53 | GT2.0 | Paolo Colombo | Paolo Colombo | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Grosser Bergpreis Freiburg-Schauinsland | 14 | 56 | 6. GT2.0 | Scuderia Filipinetti | Udo Schütz | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1964 · Grosser Bergpreis der Schweiz, Sierra Montagna Crans | 16 | 148 | 7. GT2.0 | Biennoise | Hans-Peter Bigler | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1964 · Grosser Bergpreis der Schweiz, Sierra Montagna Crans | 34 | 149 | 8. GT2.0 | Antonin Chalut | Antonin Chalut | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | 1 | 23 | 1. GT2.0 | Ben Pon | Rob Slotemaker | Porsche 904 GTS | — | 96 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | 2 | 24 | 2. GT2.0 | Ben Pon | Ben Pon | Porsche 904 GTS | — | 96 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | 3 | 25 | 3. GT2.0 | Heinz Schiller | Heinz Schiller | Porsche 904 GTS | — | 95 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | 4 | 20 | 4. GT2.0 | Paolo Colombo | Paolo Colombo | Porsche 904 GTS | — | 94 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | retired | 22 | GT2.0 | Guy Ligier | Guy Ligier | Porsche 904 GTS | — | 16 | WSPR historical record |
| 1964 · Coppa Inter-Europa, Monza (3 Hours) | did_not_start | 26 | GT2.0 | Scuderia St. Ambroeus | Gianni Bulgari | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · 13th Tour de France | 5 | 158 | 3. GT2.0 | Porsche France | Christian Poirot · Claude Marbaque | Porsche 904 GTS | — | 6 | WSPR historical record |
| 1964 · 13th Tour de France | entry_only | 161 | GT2.0 | Porsche | Edgar Barth | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Double 500, Bridgehampton | 1 | 30 | 1. GT2.0 | Ed Weschler | Joe Buzzetta · Bill Wuesthoff | Porsche 904 GTS | — | 110 | WSPR historical record |
| 1964 · Double 500, Bridgehampton | 2 | 37 | 2. GT2.0 | Steve Berg | Skip Scott | Porsche 904 GTS | — | 109 | WSPR historical record |
| 1964 · Double 500, Bridgehampton | retired | 32 | GT2.0 | RBM Motors | Jack Ryan | Porsche 904 GTS | — | 48 | WSPR historical record |
| 1964 · Sebring 12 Hours | 37 | 36 | P3.0 | Precision Motor Cars | Richie Ginther · Ronnie Bucknum | Porsche 904 GTS | — | 129 | WSPR historical record |
| 1964 · Sebring 12 Hours | 55 | 40 | P3.0 | Hap Sharp | Hap Sharp · Ronnie Hissom | Porsche 904 GTS | — | 45 | WSPR historical record |
| 1964 · Sebring 12 Hours | entry_only | 83 | P3.0 | Bagdosarian/Cord | xxx | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · 1000 km de Paris, Montlhéry | 6 | 34 | 1. GT2.0 | Racing Team Holland | Rob Slotemaker · David van Lennep | Porsche 904 GTS | — | 124 | WSPR historical record |
| 1964 · 1000 km de Paris, Montlhéry | 8 | 33 | 2. GT2.0 | Racing Team Holland | Ben Pon · Gerhard Koch | Porsche 904 GTS | — | 123 | WSPR historical record |
| 1964 · 1000 km de Paris, Montlhéry | retired | 32 | GT2.0 | Auguste Veuillet | Robert Buchet · Günther Klass | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Targa Florio | did_not_start | 88 | GT2.0 | Hasse Radefalk | Hasse Radefalk · George Duneborn | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · 500 km Spa, Spa-Francorchamps | entry_only | 49 | GT2.0 | — | Edmond Meert | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · La Consuma Hillclimb | 3 | 323 | 1. GT2.5 | — | Paolo Colombo | Porsche 904 GTS | — | 1 | WSPR historical record |
| 1964 · 1000 km Nürburgring | 35 | 53 | 0. GT2.0 | Hessen | Ludwig Walter · Ulrich Rose | Porsche 904 GTS | — | 36 | WSPR historical record |
| 1964 · 1000 km Nürburgring | entry_only | 60 | GT2.0 | Carel Godin de Beaufort | Gerhard Mitter | Porsche 904 GTS | — | | WSPR historical record |
| 1964 · Alpenbergpreis Rossfeld | 9 | 59 | 3. GT2.0 | Paolo Colombo | Paolo Colombo | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1964 · Alpenbergpreis Rossfeld | 14 | 64 | 7. GT2.0 | Biennoise | Hans-Peter Bigler | Porsche 904 GTS | — | 2 | WSPR historical record |
| 1964 · Alpenbergpreis Rossfeld | entry_only | - | GT2.0 | Siegfried Günther | Siegfried Günther | Porsche 904 GTS | — | | WSPR historical record |