| 4.7.1977 | 250 mile Daytona Paul Revere | 0 | 934/5 | Ted Field | Interscope Racing | 28th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 00 | 934/5 | Danny Ongais | Interscope Racing | 40th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 01 | 911 S | Bob Bergstrom | Sports Ltd. Racing | 21st |
| 4.7.1977 | 250 mile Daytona Paul Revere | 06 | 911 T | Lawrence Mendez | | 48th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 07 | 911 Carrera RSR | Charles Mendez | Morrison's, Inc. | DNA |
| 4.7.1977 | 250 mile Daytona Paul Revere | 08 | 911 S | Terry Wolters | | 22nd |
| 4.7.1977 | 250 mile Daytona Paul Revere | 09 | 934/5 | Gary Belcher | Belcher Racing | 3rd |
| 4.7.1977 | 250 mile Daytona Paul Revere | 5 | 911 | Pedro Vasquez | | DNA |
| 4.7.1977 | 250 mile Daytona Paul Revere | 8 | 911 Carrera RSR | Bob Beasley | | 7th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 27 | 911 S | Mummery / Refenning | Miami Auto Racing | 25th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 28 | 934/5 | Kearns / Mendez | Desperado Racing | 36th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 30 | 934/5 | George Dyer | George Dyer | 1st |
| 4.7.1977 | 250 mile Daytona Paul Revere | 34 | 911 S | George Drolsom | George Drolsom | 14th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 42 | 911 S | Hindson / Maas | | 32nd |
| 4.7.1977 | 250 mile Daytona Paul Revere | 46 | 911 Carrera RSR | Mauricio de Narváez | Mauricio deNarvaez | DNA |
| 4.7.1977 | 250 mile Daytona Paul Revere | 54 | 911 Carrera RSR | John Tunstall | | 45th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 58 | 911 Carrera RSR 3.0 | Diego Febles | Diego Febles Racing | 6th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 60 | 911 S | Bond / Tilton | | 20th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 67 | 911 Carrera S | White / McClain | Hav-A-Tampa Cigars | 13th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 70 | 911 S | Speer / Turley | Race Car | 17th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 85 | 914/6 | Hulen / Coupland | John Hulen | 24th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 89 | 911 S | Parish / Causey | Barrick Motor Racing | 38th |
| 4.7.1977 | 250 mile Daytona Paul Revere | 92 | 911 S | DeCardenas / Fernandez | Conrad Racing | DNA |
| 4.7.1977 | 250 mile Daytona Paul Revere | 95 | 935 | Hurley Haywood | Bob Hagestad Porsche Audi | 2nd |
| 9.7.1977 | 6 h Watkins Glen | 0 | 934/5 | Ongais / Field | Interscope Racing | 5th |
| 9.7.1977 | 6 h Watkins Glen | 00 | 934/5 | Field / Ongais | Interscope Racing | DNA |
| 9.7.1977 | 6 h Watkins Glen | 1 | 935/77 | Ickx / Mass | Martini Racing Porsche System | 1st |
| 9.7.1977 | 6 h Watkins Glen | 2 | 934/5 | Belcher / Woods | Vasek Polak Racing | 15th |
| 9.7.1977 | 6 h Watkins Glen | 7 | 935 | Heimrath / Miller | Heimrath Racing | 8th |
| 9.7.1977 | 6 h Watkins Glen | 12 | 934/5 | Brown / Chamberlain | Ron W. Brown Investments | DNA |
| 9.7.1977 | 6 h Watkins Glen | 13 | 911 Carrera RSR | Shaw, Jr. / Townsend | Hal Shaw, Jr. | 36th |
| 9.7.1977 | 6 h Watkins Glen | 16 | 935 | Follmer / Lunger | Vasek Polak Racing | 2nd |
| 9.7.1977 | 6 h Watkins Glen | 20 | 934 | Guthrie / Lewis | Vasek Polak Racing | 10th |
| 9.7.1977 | 6 h Watkins Glen | 28 | 911 S | Weiss | Weiss Motor Racing | 30th |
| 9.7.1977 | 6 h Watkins Glen | 36 | 911 Carrera RSR | Hardacre / Petermann | Climax Autoquip Inc. | DNS |
| 9.7.1977 | 6 h Watkins Glen | 38 | 911 Carrera RSR | Paul / Currin | John Paul | 37th |
| 9.7.1977 | 6 h Watkins Glen | 51 | 911 Carrera RSR 3.0 | Frostrom / Shelton | Monte's Motors | 7th |
| 9.7.1977 | 6 h Watkins Glen | 57 | 911 Carrera RSR 3.0 | Lazier / Wood | John Wood Racing | 9th |
| 9.7.1977 | 6 h Watkins Glen | 59 | 934/5 | Gregg / Ballot-Léna / Gunn | Brumos Racing | 6th |
| 9.7.1977 | 6 h Watkins Glen | 61 | 935 | Busby / Frank | Jim Busby Racing | 12th |
| 9.7.1977 | 6 h Watkins Glen | 66 | 935 | Barbour / Rutherford | Dick Barbour Performance | 4th |
| 9.7.1977 | 6 h Watkins Glen | 74 | 911 S | Jennings / Bean | Bruce Jennings | 16th |
| 9.7.1977 | 6 h Watkins Glen | 75 | 911 Carrera RSR | Ridgely / Cook | Ridgely Racing | 40th |
| 9.7.1977 | 6 h Watkins Glen | 79 | 911 Carrera RSR 3.0 | Callas / Papke | Michael Callas Rennsport Porsche | 20th |
| 9.7.1977 | 6 h Watkins Glen | 83 | 911 S | Scott / Colontonio | Bill Scott Racing | 33rd |
| 9.7.1977 | 6 h Watkins Glen | 88 | 911 Carrera RSR | Overing / Talbot | Dicom Corporation | DNA |
| 9.7.1977 | 6 h Watkins Glen | 94 | 934 | Forbes-Robinson / Tillson | Mike Tillson Enterprises, Inc. | 35th |
| 9.7.1977 | 6 h Watkins Glen | 95 | 935 | Haywood / Hagestad | Bob Hagestad Porsche Audi | 3rd |
| 9.7.1977 | 6 h Watkins Glen | 98 | 911 S | Bauer / Spalding | John Bauer Racing | 11th |
| 10.7.1977 | 30 min Estoril | 95 | 911 Carrera RSR | Clemente Ribeiro da Silva | Arbo Team Aurora | 9th |
| 10.7.1977 | 30 min Estoril | 96 | 911 Carrera RSR | Robert Giannone | | 1st |
| 10.7.1977 | Gr.4 Misano | | 934 | Gianpiero Moretti | | 1st |
| 10.7.1977 | Gr.4 Misano | | 911 | Caliceti | | ?th |
| 10.7.1977 | Gr.4 Misano | | 911 | Frisori | | ?th |
| 10.7.1977 | Gr.4 Misano | | 934 | "Dino" | | 2nd |
| 10.7.1977 | Gr.4 Misano | | 911 | Aggazzotti | | ?th |
| 10.7.1977 | Gr.4 Misano | | 934 | Giuseppe Bianco | | ?th |
| 10.7.1977 | Gr.4 Misano | | 934 | Girolamo Capra | | 3rd |
| 16.7.1977 | Gr.4 Varano | | 914 | Aldo Raggi | | 6th |
| 16.7.1977 | Gr.4 Varano | | 934 | Girolamo Capra | | 1st |
| 16.7.1977 | Gr.5 Varano | | | Carlo Rebai | | 3rd |
| 17.7.1977 | NTK Zandvoort | 83 | 934 | Raymond Raus | | ?th |
| 17.7.1977 | NTK Zandvoort | 87 | 911 Carrera RSR | Toon Suykerbuyk | | 3rd |
| 17.7.1977 | NTK Zandvoort | 91 | 934 | Henri van Oorschot | Scorpio Racing | 1st |
| 17.7.1977 | NTK Zandvoort | 96 | 911 Carrera RSR | Preben Kristoffersen | Wrangler Racing | ?th |
| 17.7.1977 | Gr.5 Pergusa | | 911 S | Agrippino Corrado | | 3rd |
| 17.7.1977 | Gr.5 Pergusa | | 911 S | Pastorello | | 5th |
| 17.7.1977 | SM Hockenheim | | 911 Carrera RSR 3.0 | Edy Brandenberger | | ?th |
| 17.7.1977 | Gr.5 Pergusa | | 935 | Martino Finotto | | 1st |
| 17.7.1977 | NTK Zandvoort | | 911 Carrera RSR | Heinz Conrad | | DNF |
| 17.7.1977 | Nürburgring Bayerkreuz | | 914/6 | Helge Probst | Helge Probst | ?th |
| 17.7.1977 | Gr.4 Pergusa | | 911 Carrera | Caliceti | | ?th |
| 17.7.1977 | Gr.4 Pergusa | | 911 Carrera | Virgilio | | ?th |
| 17.7.1977 | Gr.4 Pergusa | | 911 Carrera | Silvano Frisori | | 3rd |
| 17.7.1977 | Gr.4 Pergusa | | 911 Carrera RS | Agazzotti | | ?th |
| 17.7.1977 | Gr.4 Pergusa | | 911 Carrera | Comito | | ?th |
| 17.7.1977 | Gr.4 Pergusa | | 934 | "Dino" | | 2nd |
| 17.7.1977 | Hockenheim | | 934 | Angelo Pallavicini | | 1st |
| 17.7.1977 | Gr.5 Pergusa | | 911 Carrera RS | Luigi Moreschi | | 2nd |
| 17.7.1977 | Gr.4 Pergusa | | 934 | Gianpiero Moretti | | 1st |
| 24.7.1977 | 500 km Le Castellet | 40 | 911 Carrera RSR | Simonsen / Leim | Kurt Simonsen | 13th |
| 24.7.1977 | DRM Diepholz | 47 | 911 Carrera RSR/935 | Jan Lundgårdh | Jan Lundgardh | 10th |
| 24.7.1977 | 500 km Le Castellet | 48 | 911 S | Thierry Perrier | Thierry Perrier | DNQ |
| 24.7.1977 | 500 km Le Castellet | 49 | 935 | Agazzotti Cavazza / Mallet | | DNQ |
| 24.7.1977 | DRM Diepholz | 51 | 935 K2 | Bob Wollek | Vaillant-Kremer-Team | 2nd |
| 24.7.1977 | DRM Diepholz | 52 | 935 | Manfred Schurti | Jägermeister Max Moritz Team | DNF |
| 24.7.1977 | Diepholz [Gr.2/4/5] | 56 | 911 Carrera RSR | Eckhard Schimpf | Jägermeister Max Moritz GmbH | DNS |
| 24.7.1977 | DRM Diepholz | 58 | 935 | Franz Konrad | Franz Konrad | 6th |
| 24.7.1977 | Diepholz [Gr.2/4/5] | 59 | 911 Carrera RSR | Preben Kristoffersen | Wrangler-Racing-Team | ?th |
| 24.7.1977 | DRM Diepholz | 59 | 911 Carrera RSR | Preben Kristoffersen | Wrangler-Racing-Team | 8th |
| 24.7.1977 | DRM Diepholz | 60 | 934/5 | Volkert Merl | IRS-Firestone-M & H-Racemaster | 4th |
| 24.7.1977 | DRM Diepholz | 61 | 934/5 | Dieter Schornstein | Dieter Schornstein | 5th |
| 24.7.1977 | Hallett [GTU] | 67 | 911 Carrera S | Dave White | | 2nd |
| 24.7.1977 | DRM Diepholz | 77 | 934 | Hans Christian Jürgensen | Hans Christian Jürgensen | DNS |
| 24.7.1977 | Hallett [GTU] | 89 | 911 S | Don Parish | Barrick Motor Racing | 25th |
| 24.7.1977 | Diepholz [Gr.2/4/5] | 254 | 914/6 | Hans-Günther Agosti | Bergischer Motorclub | ?th |
| 24.7.1977 | Diepholz [Gr.2/4/5] | 265 | 934 | Bernd Lage | Bernd Lage | DNA |
| 24.7.1977 | Diepholz [Gr.2/4/5] | 266 | 934 | "John Winter" | Porsche-Kremer-Racing | 2nd |
| 24.7.1977 | DRM Diepholz | | 911 Carrera RSR | Klaus Utz | Hahn Sportwagen GmbH | DNF |
| 24.7.1977 | DRM Diepholz | | 911 Carrera RSR | Jørgen Poulsen | | 7th |