| 12.6.1977 | 24 h Le Mans | 3 | 936/77 | Ickx / Pescarolo | Martini Racing Porsche System | DNF |
| 12.6.1977 | 24 h Le Mans | 4 | 936/77 | Barth / Ickx / Haywood | Martini Racing Porsche System | 1st |
| 12.6.1977 | Trans-Am Portland | 7 | 935 | Ludwig Heimrath | Heimrath Racing | 6th |
| 12.6.1977 | Trans-Am Portland | 12 | 934/5 | Ron Brown | Ron Brown Enterprises | 7th |
| 12.6.1977 | Trans-Am Portland | 13 | 911 Carrera RSR | Hal Shaw, Jr. | Hal Shaw, Jr. | 17th |
| 12.6.1977 | Trans-Am Portland | 14 | 911 Carrera RSR | Bill Hanel | Hanel Racing | 8th |
| 12.6.1977 | Trans-Am Portland | 16 | 934/5 | George Follmer | Vasek Polak Racing | 1st |
| 12.6.1977 | Trans-Am Portland | 26 | 911 S | Tom Masterson | | 19th |
| 12.6.1977 | 24 h Le Mans | 38 | 935 | Schenken / Heyer / Hezemans | Gelo Racing Team | DNF |
| 12.6.1977 | Trans-Am Portland | 39 | 911 | John Bauer | John Bauer Racing | 4th |
| 12.6.1977 | 24 h Le Mans | 39 | 935 | Heyer / Hezemans / Schenken | Gelo Racing Team | DNF |
| 12.6.1977 | 24 h Le Mans | 40 | 935 | Ballot-Léna / Gregg | J.M.S. Racing Team | 3rd |
| 12.6.1977 | 24 h Le Mans | 41 | 935/77 | Stommelen / Schurti | Martini Racing Porsche System | DNF |
| 12.6.1977 | 24 h Le Mans | 42 | 935 | Fitzpatrick / Edwards / Faure | Porsche Kremer Racing | DNF |
| 12.6.1977 | 24 h Le Mans | 43 | 911 Carrera RSR 3.0 | Sabine / Bélin | Louis Meznarie | DNQ |
| 12.6.1977 | 24 h Le Mans | 47 | 911 Carrera RS | Verney / Snobeck / Metge / Striebig | Anny-Charlotte Verney - B.P. | 18th |
| 12.6.1977 | 24 h Le Mans | 48 | 911 Carrera | Perrier / Belliard | Thierry Perrier | DNF |
| 12.6.1977 | 24 h Le Mans | 49 | 935 | Striebig / Chasseuil / Kirschoffer | Hubert Striebig - B.P. | DNF |
| 12.6.1977 | Trans-Am Portland | 51 | 911 Carrera RSR 3.0 | John Wood | John Wood Racing | 30th |
| 12.6.1977 | 24 h Le Mans | 55 | 934 | Baturone / Tarradas-Gorsas / Fernandez | Escuderia Montjuich | DNF |
| 12.6.1977 | 24 h Le Mans | 56 | 934 | Grandet / Bousquet / Dagoreau | J.M.S. Racing Team | 19th |
| 12.6.1977 | Trans-Am Portland | 57 | 934 | Monte Shelton | Monte's Motors | 2nd |
| 12.6.1977 | 24 h Le Mans | 57 | 934 | Braillard / Ortega / Koob | Nicolas Koob | DNF |
| 12.6.1977 | Trans-Am Portland | 57? | 911 Carrera RSR 3.0 | Monte Shelton | Monte's Motors | DNS |
| 12.6.1977 | 24 h Le Mans | 58 | 934 | Wollek / "Steve" / Gurdjian | Porsche Kremer Racing | 7th |
| 12.6.1977 | Trans-Am Portland | 59 | 911 S | Nick Feodorhoff | Performance Unlimited | 24th |
| 12.6.1977 | 24 h Le Mans | 59 | 934 | Servanin / Hummel / Ferrier | Schiller Racing | DNF |
| 12.6.1977 | 24 h Le Mans | 60 | 934 | Haldi / Vetsch / Pallavicini | Schiller Racing | DNF |
| 12.6.1977 | 24 h Le Mans | 61 | 911 Carrera RSR 3.0 | Gouttepifre / Malbran / Leroux | Christian Gouttepifre | 10th |
| 12.6.1977 | 24 h Le Mans | 62 | 911 Carrera RSR | Bourdillat / Sotty / Bernard | Georges Bourdillat | DNF |
| 12.6.1977 | 24 h Le Mans | 63 | 911 Carrera RS | Courage / Laplacette / "Segolen" | Joël Laplacette - Maison chalet Idéal | DNF |
| 12.6.1977 | 24 h Le Mans | 66 | 911 Carrera Turbo | Bussi / "Segolen" | "Segolen" | DNQ |
| 12.6.1977 | 24 h Le Mans | 70 | 911 Carrera RSR | de Lautour / Delaunay / Guérin | A.S.A. Cachia | 12th |
| 12.6.1977 | 24 h Le Mans | 73 | 911 Carrera RS | Jaffrenou / Streiff / Dorchy | Maurice Ouviére | DNQ |
| 12.6.1977 | 24 h Le Mans | 77 | 911 Carrera RSR | Aase / Kirby / Hotchkis | Wynn's International | 20th |
| 12.6.1977 | 24 h Le Mans | 78 | 911 Carrera RSR 3.0 | Lovett / Cooper / Rulon-Miller | Charles Ivey Engineering | DNF |
| 12.6.1977 | 24 h Le Mans | 79 | 911 Carrera RS | Ravenel / Détrin / Ravenel | Freres Ravenel | 14th |
| 12.6.1977 | 24 h Le Mans | 80 | 911 Carrera RS | Béguin / Briavoine / Boubet | Bernard Beguin | DNF |
| 12.6.1977 | 24 h Le Mans | 84 | 935 | Jean-Louis Chateau | Jean-Louis Chateau | DNS |
| 12.6.1977 | 24 h Le Mans | 96 | 911 Carrera RSR | Savary / Corthay / Salamin | GVEA Porsche Club Romand | DNF |
| 12.6.1977 | Trans-Am Portland | 98 | 911 | Tom Spalding | John Bauer Racing | 12th |
| 12.6.1977 | DARM Wunstorf | 307 | 930 | Benno Lenz | Benno Lenz | DNA |
| 12.6.1977 | DARM Wunstorf | 308 | 930 | Hugo Nückel | Hugo Nückel | ?th |
| 12.6.1977 | DARM Wunstorf | 411 | 914/6 | Hans-Günther Agosti | Bergischer Motosport-Club | ?th |
| 12.6.1977 | DARM Wunstorf | 412 | 914/6 | Heinz Kopatz | Heinz Kopatz | DNA |
| 12.6.1977 | DARM Wunstorf | 413 | 914/6 | Helge Probst | Helge Probst | ?th |
| 12.6.1977 | DARM Wunstorf | 414 | 911 Carrera RS | Rolf Blind | Hahn Sportwagen GmbH | ?th |
| 12.6.1977 | DARM Wunstorf | 415 | 911 Carrera | Peter Bulian | Peter Bulian | DNA |
| 12.6.1977 | DARM Wunstorf | 416 | 911 Carrera | Heinz Conrad | Conrad Heim | ?th |
| 12.6.1977 | DARM Wunstorf | 417 | 911 Carrera | Peter Schem | Peter Schem | ?th |
| 12.6.1977 | DARM Wunstorf | 418 | 911 Carrera | Ingo Sepold | Ingo Sepold | DNA |
| 12.6.1977 | DARM Wunstorf | 422 | 934 | Hans Christian Jürgensen | Hans-Christian Jürgensen | ?th |
| 12.6.1977 | DARM Wunstorf | 423 | 934 | Volkert Merl | IRS-Firestone-M & H Racemaster | DNF |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera | Philippe Carron | Troisime Etoiles | DNA |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera | Wicky / Cohen-Olivar / Carron | André Wicky | DNA |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera | | Jean-Marc de Susini | DNA |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera | | Thierry Sabine | DNA |
| 12.6.1977 | 24 h Le Mans | | 935 | | Egon Evertz | DNA |
| 12.6.1977 | 24 h Le Mans | | 935 | | Porsche Kremer Racing | DNA |
| 12.6.1977 | 24 h Le Mans | | 935 | Cooper / Goss | "Beurlys" | DNA |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera RS | Boubet / Chateau | Robert Boubet | DNA |
| 12.6.1977 | 24 h Le Mans | | 911 Carrera | Carron / Mugnier / Salamin | Ecurie des 13 Etoiles | DNA |
| 12.6.1977 | 24 h Le Mans | | 934 | Poirot / Boubet | Christine Laure | DNA |
| 16.6.1977 | Giro d'Italia | 323 | 911 Carrera | Pittoni / Schön | | 12th |
| 16.6.1977 | Giro d'Italia | 326 | 911 Carrera | Borromero / Gibi | | raced |
| 16.6.1977 | Giro d'Italia | 326 | 911 Carrera | Bonetto / Bonetto | | 6th |
| 16.6.1977 | Giro d'Italia | 329 | 911 Carrera RS | Azzolari / Zonca | | 13th |
| 16.6.1977 | Giro d'Italia | 489 | 911 Carrera | Berruto / Fusar Bassini | | 29th |
| 16.6.1977 | Giro d'Italia | 495 | 911 Carrera RSR | Caliceti / Anzalone | | 4th |
| 16.6.1977 | Giro d'Italia | 496 | 911 Carrera RS | Milano / Pozzo | | 5th |
| 16.6.1977 | Giro d'Italia | 499 | 934 | Bianco / "Tambauto" | | 2nd |
| 16.6.1977 | Giro d'Italia | 533 | 911 Carrera RSR | | | raced |
| 16.6.1977 | Giro d'Italia | 536 | 935 | "Victor" / Monticone | "Victor" | 1st |
| 16.6.1977 | Giro d'Italia | 537 | 935 | Mohr / Finotto | Jolly Club | DNF |
| 16.6.1977 | Giro d'Italia | | 934 | Andruet / Baud | | DNF |
| 16.6.1977 | Giro d'Italia | | 935 | Nappi / Turizio | | DNF |
| 19.6.1977 | 100 mile Brainerd | 0 | 934/5 | Ted Field | Interscope Racing | 13th |
| 19.6.1977 | 100 mile Brainerd | 00 | 934/5 | Danny Ongais | Interscope Racing | 1st |
| 19.6.1977 | 100 mile Brainerd | 01 | 911 S | Bob Bergstrom | Sports Racing Ltd. | DNA |
| 19.6.1977 | 100 mile Brainerd | 09 | 934/5 | Gary Belcher | Belcher Racing | DNA |
| 19.6.1977 | 100 mile Brainerd | 6 | 934/5 | Dick Barbour | Dick Barbour | 14th |
| 19.6.1977 | 100 mile Brainerd | 9 | 911 Carrera RSR | Klaus Bytzek | Bytzek Automotive | DNA |
| 19.6.1977 | 100 mile Brainerd | 16 | 934/5 | George Follmer | Vasek Polak Racing | DNA |
| 19.6.1977 | 100 mile Brainerd | 20 | 934/5 | Roy Woods | Vasek Polak Racing | DNA |
| 19.6.1977 | 100 mile Brainerd | 26 | 911 S | Tom Masterson | Tom Masterson | DNA |
| 19.6.1977 | 100 mile Brainerd | 30 | 934/5 | George Dyer | George Dyer | 4th |
| 19.6.1977 | 100 mile Brainerd | 34 | 911 S | George Drolsom | George Drolsom | 11th |
| 19.6.1977 | 100 mile Brainerd | 45 | 914/6 | Walt Maas | Walt Maas | 6th |
| 19.6.1977 | 100 mile Brainerd | 70 | 911 | Charlie Lloyd | Charlie Lloyd | 19th |
| 19.6.1977 | 100 mile Brainerd | 71 | 911 S | John Higgins | John Higgins | 25th |
| 19.6.1977 | 100 mile Brainerd | 73 | 911 Carrera RSR | Hal Shaw, Jr. | Hal Shaw, Jr. | DNA |
| 19.6.1977 | NTK Zandvoort | 83? | 934 | Raymond Raus | | DNF |
| 19.6.1977 | 100 mile Brainerd | 83 | 911 S | Bill Scott | Bill Scott Racing | 10th |
| 19.6.1977 | NTK Zandvoort | 87 | 911 Carrera RSR | Toon Suykerbuyk | | 6th |
| 19.6.1977 | NTK Zandvoort | 91 | 934 | Henri van Oorschot | Scorpio Racing | 1st |
| 19.6.1977 | 100 mile Brainerd | 95 | 934/5 | Hurley Haywood | Bob Hagestad | 2nd |
| 26.6.1977 | DARM Zolder | 346 | 934 | Hans Christian Jürgensen | Hans-Christian Jürgensen | ?th |
| 26.6.1977 | DARM Zolder | 375 | 935 K | Franz Konrad | Kannacher Racing Team | 1st |
| 26.6.1977 | DARM Zolder | 541 | 911 Carrera | Heinz Conrad | Heinz Conrad | ?th |
| 26.6.1977 | DARM Zolder | | 934/5 | Dieter Schornstein | Dieter Schornstein | 2nd |