| 1977 · 24 Hours of Daytona, Daytona International Speedway | 9 | 07 | 3. GTU | Charles Mendez | Charles Mendez · Dave Cowart · Dave Panaccione | Porsche 911T | — | 591 | WSPR historical record |
| 1973 · 57th Targa Florio | retired | 131 | GT2.0 | Vittorio Benvenuti | Antonio Runfola · Vittorio Benvenuti | Porsche 911T | — | 3 | WSPR historical record |
| 1972 · Watkins Glen 6 Hours | did_not_qualify | 77 | GT2.5 | George Stone | George Stone · Bruce Jennings | Porsche 911T | — | | WSPR historical record |
| 1972 · Watkins Glen 6 Hours | did_not_qualify | 89 | GT2.5 | Al Holbert | Dieter Oest · Mike Tillson | Porsche 911T | — | | WSPR historical record |
| 1972 · Daytona 6 Hours | retired | 76 | GT2.5 | George Stone | George Stone · Bruce Jennings | Porsche 911T | — | 2 | WSPR historical record |
| 1972 · Sebring 12 Hours | 16 | 69 | 7. GT2.5 | Holbert's Porsche-Audi | Dieter Oest · Mike Tillson · Al Holbert | Porsche 911T | — | 186 | WSPR historical record |
| 1972 · Sebring 12 Hours | 45 | 76 | GT2.5 | Silverstone Racing Team | George Stone · Russ Poole | Porsche 911T | — | 64 | WSPR historical record |
| 1972 · Spa 1000 Kilometres | entry_only | 44 | GT | Kurt Simonsen | Kurt Simonsen · Roland Larsson | Porsche 911T | — | | WSPR historical record |
| 1972 · ADAC 1000 Kilometres, Nürburgring | 20 | 83 | 3. GT2.0 | Kuberol Racing | Bengt Ekberg · Dick Bistrom · Kurt Simonsen | Porsche 911T | — | 36 | WSPR historical record |
| 1972 · ADAC 1000 Kilometres, Nürburgring | did_not_qualify | 83 | GT2.0 | Helmut Gall | Horst Klauke · Helmut Gall | Porsche 911T | — | | WSPR historical record |
| 1972 · ADAC 1000 Kilometres, Nürburgring | did_not_qualify | 84 | GT2.0 | Bengt Ekberg | Bengt Ekberg | Porsche 911T | — | | WSPR historical record |
| 1971 · Watkins Glen 6 Hours | 9 | 31 | 2. GT2.5 | Locke Development Corporati | Bert Everett · Bob Beasley | Porsche 911T | — | 168 | WSPR historical record |
| 1971 · Watkins Glen 6 Hours | retired | 16 | GT2.5 | Toad Hall Racing | Michael Keyser · Bruce Jennings | Porsche 911T | — | 13 | WSPR historical record |
| 1971 · 24 h Daytona Beach | 9 | 31 | 3. GT2.5 | Jim Locke | Bert Everett · Jim Locke · Jim Netterstrom | Porsche 911T | — | 570 | WSPR historical record |
| 1971 · 24 h Daytona Beach | 16 | 44 | 5. GT2.5 | Art Bunker | Bob Hindson · Kendall Noah · Art Bunker | Porsche 911T | — | 488 | WSPR historical record |
| 1971 · Sebring 12 Hours | 9 | 31 | 1. GT2.5 | Waterville Estates | Jim Locke · Bert Everett | Porsche 911T | — | 203 | WSPR historical record |
| 1971 · Trofeo Filippo Caracciolo, Monza 1000 Kilometres | did_not_qualify | 60 | GT2.0 | Giampaolo Baruffi | Giampaolo Baruffi · Giancarlo Galmozzi | Porsche 911T | — | | WSPR historical record |
| 1971 · Trofeo Filippo Caracciolo, Monza 1000 Kilometres | did_not_qualify | 62 | GT2.0 | Ennio Bonomelli | Carlo Giorgio · Luigi Cabella | Porsche 911T | — | | WSPR historical record |
| 1971 · Trofeo Filippo Caracciolo, Monza 1000 Kilometres | did_not_qualify | 63 | GT2.0 | Ennio Bonomelli | Giorgio Schön · Pino Mariella | Porsche 911T | — | | WSPR historical record |
| 1971 · Trofeo Filippo Caracciolo, Monza 1000 Kilometres | did_not_qualify | 67 | GT2.0 | Jolly Club | Gianluigi Tavolaccini · Gabriele Gottifredi | Porsche 911T | — | | WSPR historical record |
| 1971 · ADAC 1000 Kilometres, Nürburgring | retired | 97 | GT+2.0 | Kurt Simonsen | Kurt Simonsen · Roland Larsson | Porsche 911T | — | 8 | WSPR historical record |
| 1971 · ADAC 1000 Kilometres, Nürburgring | entry_only | 105 | GT+2.0 | Helmut Hinse | Helmut Hinse | Porsche 911T | — | | WSPR historical record |
| 1970 · 24 h Daytona Beach | retired | 72 | GT2.0 | Jacques Duval | Jacques Duval · Bob Bailey | Porsche 911T | — | 365 | WSPR historical record |
| 1970 · 24 h Daytona Beach | retired | 77 | GT2.0 | Jennings/Keyser | Bruce Jennings · Bob Tullius | Porsche 911T | — | 279 | WSPR historical record |
| 1970 · 24 h Daytona Beach | retired | 70 | GT2.0 | Paul Stanford | James Patterson · Paul Sanford | Porsche 911T | — | 29 | WSPR historical record |
| 1970 · Sebring 12 Hours | 13 | 53 | 1. GT2.0 | Brumos Porsche Audi | Peter Gregg · Pete Harrison | Porsche 911T | — | 205 | WSPR historical record |
| 1970 · Sebring 12 Hours | 15 | 52 | 2. GT2.0 | Jacques Duval | Jacques Duval · Bob Bailey · George Nicholas | Porsche 911T | — | 201 | WSPR historical record |
| 1970 · Sebring 12 Hours | 45 | 77 | GT2.0 | Bruce Jennings | Bruce Jennings · Bob Tullius | Porsche 911T | — | 78 | WSPR historical record |
| 1970 · Sebring 12 Hours | 54 | 74 | GT2.0 | Ralph Meaney | Ralph Meaney · Bill Bean | Porsche 911T | — | 36 | WSPR historical record |
| 1970 · 1000 km Nürburgring | 29 | 97 | 9. GT2.0 | Ecurie Evergreen | David Weir · Mike Ogier | Porsche 911T | — | 32 | WSPR historical record |
| 1970 · Watkins Glen 6 Hours | 13 | 77 | 1. GT2.5 | Bruce Jennings | Bob Tullius · Bruce Jennings | Porsche 911T | — | 233 | WSPR historical record |
| 1970 · Watkins Glen 6 Hours | 18 | 70 | 4. GT2.5 | Silvain Garant | André Wicky · Sylvain Garant | Porsche 911T | — | 217 | WSPR historical record |
| 1970 · Watkins Glen 6 Hours | retired | 37 | GT2.5 | Sunoco Canada | Jacques Duval · George Nicholas | Porsche 911T | — | 92 | WSPR historical record |
| 1969 · 24 h Daytona | 4 | 20 | 1. GT2.0 | Herb Wetanson | Tony Adamowicz · Bruce Jennings · Herb Wetanson | Porsche 911T | — | 583 | WSPR historical record |
| 1969 · 24 h Daytona | 9 | 68 | 2. GT2.0 | Jacques Duval | Jacques Duval · George Nicholas · DNS - Andre Samson | Porsche 911T | — | 571 | WSPR historical record |
| 1969 · 24 h Daytona | 10 | 48 | 3. GT2.0 | Wicky Racing Team | André Wicky · Sylvain Garant | Porsche 911T | — | 569 | WSPR historical record |
| 1969 · Austrian GP, 1000 km Zeltweg | 16 | 27 | 1. GT2.0 | Peter-Ernst Stähle | Herbert Linge · Roland Bauer | Porsche 911T | — | 142 | WSPR historical record |
| 1969 · Austrian GP, 1000 km Zeltweg | 18 | 37 | 2. GT2.0 | Hans-Dieter Weigel | Reinhardt Stenzel · Dieter Schmid | Porsche 911T | — | 140 | WSPR historical record |
| 1969 · 12 h Sebring | 12 | 52 | 1. GT2.0 | Wicky Racing Team | Gérard Larrousse · André Wicky · Jean Sage | Porsche 911T | — | 201 | WSPR historical record |
| 1969 · 12 h Sebring | 13 | 47 | 2. GT2.0 | PART | Bob Bailey · Jim Locke · DNS - Bruce Jennings | Porsche 911T | — | 199 | WSPR historical record |
| 1969 · 12 h Sebring | 55 | 50 | GT2.0 | Grand Prix Motor Oil | Jacques Duval · George Nicholas | Porsche 911T | — | 62 | WSPR historical record |
| 1969 · 1000 km Monza | 9 | 67 | 1. GT+1.6 | IGFA | Dieter Fröhlich · Jürgen Neuhaus | Porsche 911T | — | 82 | WSPR historical record |
| 1969 · 1000 km Monza | 11 | 73 | 2. GT+1.6 | Gérard Larrousse | Gérard Larrousse · Dieter Spoerry | Porsche 911T | — | 82 | WSPR historical record |
| 1969 · 1000 km Monza | 13 | 68 | 3. GT+1.6 | Hans-Dieter Blatzheim | Hans-Dieter Blatzheim · Werner Zanders | Porsche 911T | — | 78 | WSPR historical record |
| 1969 · 1000 km Monza | retired | 69 | GT+1.6 | Hans-Dieter Weigel | Hans-Dieter Weigel · Peter Kaiser | Porsche 911T | — | 77 | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 65 | GT+1.6 | Everardo Ostini | Everardo Ostini · Carlo Zuccoli | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 66 | GT+1.6 | Corrado Ferlaino | Corrado Ferlaino · Giancarlo Galimberti | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 70 | GT+1.6 | Giancarlo Rondanini | Giancarlo Rondanini · Gianpiero Moretti | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 71 | GT+1.6 | André Wicky Racing Team | Jean-Jacques Cochet · Edgar Berney | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 72 | GT+1.6 | Claude Haldi | Claude Haldi · Jacques Rey | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 74 | GT+1.6 | Scuderia Brescia Corse | Ennio Bonomelli · Cesare Guzzi | Porsche 911T | — | | WSPR historical record |
| 1969 · 1000 km Monza | did_not_qualify | 75 | GT+1.6 | Scuderia Brescia Corse | Vincenzo Carrago · Michele Licheri | Porsche 911T | — | | WSPR historical record |
| 1969 · 53rd Targa Florio, Piccolo Madonie | 10 | 86 | 1. GT2.0 | Everardo Ostini | Everardo Ostini · Gianpiero Moretti · DNS - Gaetano Starrabba | Porsche 911T | — | 9 | WSPR historical record |
| 1969 · 53rd Targa Florio, Piccolo Madonie | 12 | 74 | 2. GT2.0 | Gianfranco Bonetto | Gianfranco Bonetto · E. Donzel Mores | Porsche 911T | — | 9 | WSPR historical record |
| 1969 · 53rd Targa Florio, Piccolo Madonie | 48 | 84 | GT2.0 | Hans-Dieter Weigel | Hans-Dieter Weigel · Ferfried von Hohenzollern | Porsche 911T | — | 5 | WSPR historical record |
| 1969 · 53rd Targa Florio, Piccolo Madonie | 49 | 62 | GT2.0 | Corrado Ferlaino | Corrado Ferlaino · Nino Todaro | Porsche 911T | — | 5 | WSPR historical record |
| 1969 · 53rd Targa Florio, Piccolo Madonie | disqualified | 66 | 1. GT2.0 | Scuderia Brescia Corse | Ennio Bonomelli · Cesare Guzzi | Porsche 911T | — | 9 | WSPR historical record |
| 1969 · 1000 km Spa | 13 | 59 | 1. GT2.0 | Gerard Larrousse | Gérard Larrousse · Rudi Lins · Dieter Spoerry | Porsche 911T | — | 58 | WSPR historical record |
| 1969 · 1000 km Spa | 25 | 56 | 3. GT2.0 | Hans-Dieter Blatzheim | Hans-Dieter Blatzheim · Werner Zanders | Porsche 911T | — | 41 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 18 | 106 | 1. GT2.0 | Chiquita | Jürgen Neuhaus · Dieter Fröhlich | Porsche 911T | — | 37 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 19 | 109 | 2. GT2.0 | Kremer Brothers | Reinhardt Stenzel · Erwin Kremer | Porsche 911T | — | 37 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 20 | 107 | 3. GT2.0 | Hahn Motorfahrzeuge | Peter Kaiser · Werner Müller | Porsche 911T | — | 37 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 22 | 102 | 4. GT2.0 | Hans-Dieter Blatzheim | Hans-Dieter Blatzheim · Malte Huth | Porsche 911T | — | 36 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | 34 | 108 | 7. GT2.0 | Edgar Herrmann | Hans Schuller · Edgar Herrmann | Porsche 911T | — | 32 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | retired | 104 | GT2.0 | Hans-Dieter Weigel | Ferfried von Hohenzollern · Hans-Dieter Weigel | Porsche 911T | — | 20 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | retired | 100 | GT2.0 | Peter-Ernst Strähle | Herbert Linge · Roland Bauer | Porsche 911T | — | 3 | WSPR historical record |
| 1969 · ADAC 1000 kilometres Nürburgring | entry_only | 105 | GT2.0 | Hediri Racing | Peter Wisskirchen · Christian Schmarje | Porsche 911T | — | | WSPR historical record |
| 1969 · Watkins Glen 6 Hours, 22nd Annual Sports Car Weekend at Watkins Glen | 11 | 71 | 2. GT2.0 | PART - Bruce Jennings | Bruce Jennings · Mike Downs | Porsche 911T | — | 222 | WSPR historical record |
| 1969 · Watkins Glen 6 Hours, 22nd Annual Sports Car Weekend at Watkins Glen | 14 | 72 | 3. GT2.0 | PART - Bruce Jennings | Jim Netterstrom · John Kelly | Porsche 911T | — | 210 | WSPR historical record |
| 1969 · Watkins Glen 6 Hours, 22nd Annual Sports Car Weekend at Watkins Glen | retired | 52 | GT2.0 | PART | Bert Everett · Bob Bailey · Jim Locke | Porsche 911T | — | 129 | WSPR historical record |
| 1969 · Watkins Glen 6 Hours, 22nd Annual Sports Car Weekend at Watkins Glen | retired | 77 | GT2.0 | Jacques Duval | Jacques Duval · George Nicholas | Porsche 911T | — | 12 | WSPR historical record |
| 1968 · 24 h Daytona | retired | 72 | TA2.0 | Marvin Davidson | Paul Richards · Tony Adamowicz · Marvin Davidson | Porsche 911T | — | 71 | WSPR historical record |
| 1968 · 1000 km Monza | 8 | 68 | 1. GT2.0 | IGFA | Dieter Glemser · Helmut Kelleners | Porsche 911T | — | 89 | WSPR historical record |
| 1968 · 1000 km Monza | 10 | 64 | 2. GT2.0 | Porsche System Engineering | Jean-Claude Killy · Jean Guichet | Porsche 911T | — | 88 | WSPR historical record |
| 1968 · 1000 km Monza | 13 | 72 | 4. GT2.0 | Wicky Racing Team | Willy Meier · Claude Haldi | Porsche 911T | — | 82 | WSPR historical record |
| 1968 · 1000 km Monza | retired | 63 | GT2.0 | Sepp Greger | Sepp Greger · Malte Huth | Porsche 911T | — | 67 | WSPR historical record |
| 1968 · 1000 km Monza | retired | 73 | GT2.0 | Ferfried von Hohenzollern | Ferfried von Hohenzollern · Reinhardt Stenzel | Porsche 911T | — | 58 | WSPR historical record |
| 1968 · 1000 km Monza | retired | 65 | GT2.0 | Ennio Bonomelli | Ennio Bonomelli · Antonio Zadra | Porsche 911T | — | 47 | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | 8 | 82 | 1. GT2.0 | Ecurie Les Corsaires | Claude Haldi · Pierre Greub · Edgar Berney | Porsche 911T | — | 10 | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | 20 | 78 | 5. GT2.0 | Claude Laurent | Claude Laurent · Jacques Marché | Porsche 911T | — | 9 | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | entry_only | 62 | GT2.0 | Ennio Bonomelli | Ennio Bonomelli · Gianpiero Moretti | Porsche 911T | — | | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | entry_only | 64 | GT2.0 | André Wicky | Jean-Pierre Hanrioud · Jean Sage | Porsche 911T | — | | WSPR historical record |
| 1968 · 52nd Targa Florio, Piccolo Madonie | entry_only | 66 | GT2.0 | André Wicky | André Wicky · Willy Meier | Porsche 911T | — | | WSPR historical record |
| 1968 · 1000 km Nürburgring | 18 | 110 | 1. GT2.0 | Sepp Greger | Malte Huth · Sepp Greger | Porsche 911T | — | 39 | WSPR historical record |
| 1968 · 1000 km Nürburgring | 26 | 112 | 3. GT2.0 | Porsche System Engineering | Jean-Claude Killy · Jean Guichet | Porsche 911T | — | 38 | WSPR historical record |
| 1968 · 1000 km Nürburgring | 27 | 117 | 4. GT2.0 | Sten Axelsson | Björn Rothstein · Peter Gregg | Porsche 911T | — | 38 | WSPR historical record |
| 1968 · 1000 km Nürburgring | 37 | 109 | 6. GT2.0 | IGFA | Dieter Glemser · Peter Nöcker · DNS - Hubert Hahne | Porsche 911T | — | 35 | WSPR historical record |
| 1968 · 1000 km Nürburgring | entry_only | 116 | GT2.0 | Werner Zanders | Werner Zanders · Willy Zanders | Porsche 911T | — | | WSPR historical record |
| 1968 · 1000 km Spa | 11 | 63 | 1. GT2.0 | IGFA | Dieter Glemser · Helmut Kelleners | Porsche 911T | — | 60 | WSPR historical record |
| 1968 · Watkins Glen 6 Hours | 8 | 59 | 1. GT2.0 | Brumos Porsche | Bert Everett · Peter Gregg | Porsche 911T | — | 244 | WSPR historical record |