| 3.7.1983 | RT Norisring | 35 | M1 | Kurt König | Kurt König | 3rd |
| 3.7.1983 | RT Norisring | 36 | M1 | Dieter Quester | Team Schnitzer Eterna | 1st |
| 3.7.1983 | RT Norisring | 38 | M1 | Jürgen Lässig | Obermaier Racing GmbH | raced |
| 3.7.1983 | RT Norisring | 39 | M1 | Walter Brun | Brun Motorsport | DNA |
| 3.7.1983 | RT Norisring | 40 | M1 | Helmut Lenz | Brun Motorsport | raced |
| 3.7.1983 | RT Norisring | 41 | M1 | Edy Brandenberger | Team Abel Lepitre | 4th |
| 3.7.1983 | RT Norisring | 42 | M1 | Wido Rössler | BMW-Motorsport Dierks | DNA |
| 3.7.1983 | RT Norisring | 43 | M1 | Walter Maurer | Walter Maurer | 5th |
| 3.7.1983 | RT Norisring | 44 | 635 CSi | Willi Mansdorfer | MC Kelheim | DNA |
| 3.7.1983 | RT Norisring | 45 | 320 | Klaus Bethke | Polizei Sport Verein | DNA |
| 3.7.1983 | RT Norisring | 54 | 320 | Martin Wagenstetter | Motorsportclub Rosenheim | DNA |
| 3.7.1983 | RT Norisring | 58 | 320 | Michael Neumeister | Linder Motorsport | DNA |
| 3.7.1983 | RT Norisring | 60 | 320 | Roland Pecher | Roland Pecher | DNA |
| 3.7.1983 | RT Norisring | 61 | 323i | Dieter Hegels | Dieter Hegels | DNA |
| 3.7.1983 | RT Norisring | 62 | 323i | Johannes Wollstadt | Autohaus Wollstadt | DNA |
| 3.7.1983 | RT Norisring | 65 | 320 | Klaus Assmuth | Kamei Crew | DNA |
| 10.7.1983 | GP Nürburgring | 1 | 635 CSi | Kelleners / Grano | BMW Italia | 2nd |
| 10.7.1983 | Erding [S/GT] | 1 | M1 | Kurt König | Kurt König | DNA |
| 10.7.1983 | Erding [S/GT] | 2 | M1 | Jürgen Lässig | Obermaier Racing GmbH | DNA |
| 10.7.1983 | GP Nürburgring | 2 | 635 CSi | Danner / Vanoli | BMW Italia | 3rd |
| 10.7.1983 | Erding [S/GT] | 3 | M1 | Harald Grohs | Obermaier Racing GmbH | DNA |
| 10.7.1983 | GP Nürburgring | 3 | 635 CSi | Stuck / Brun | Team Schnitzer Eterna | 8th |
| 10.7.1983 | Erding [S/GT] | 4 | M1 | Rudi Walch | Brun Motorsport GmbH | DNA |
| 10.7.1983 | GP Nürburgring | 4 | 635 CSi | Winkelhock / Quester | Team Schnitzer Eterna | 1st |
| 10.7.1983 | Erding [S/GT] | 5 | M1 | Erich Schiebler | Erich Schiebler | DNA |
| 10.7.1983 | Erding [S/GT] | 6 | M1 | Walter Maurer | Walter Maurer | DNA |
| 10.7.1983 | Erding [S/GT] | 7 | 635 CSi | Willi Mansdorfer | MC Kelheim Sportfahrergemeinschaft e.V. im ADAC | DNA |
| 10.7.1983 | GP Nürburgring | 8 | 635 CSi | Delcourt / Swyssen / Baert | Lucky Strike Team | DNF |
| 10.7.1983 | Erding [S/GT] | 9 | 535i M | Hermann Duller | Hermann Duller | DNA |
| 10.7.1983 | Australian GT Adelaide | 9 | 318i Turbo | John Briggs | John Briggs Racing | 3rd |
| 10.7.1983 | GP Nürburgring | 10 | 635 CSi | Vojtěch / Enge / Döring | Hartge Motorsport | 11th |
| 10.7.1983 | Australian GT Adelaide | 11 | 318i Turbo | Richards / Gardner | JPS Team BMW | DNA |
| 10.7.1983 | GP Nürburgring | 11 | 635 CSi | van Ommen / Hartge / Nussbaumer | Hartge Motorsport | 6th |
| 10.7.1983 | MN GT Brands Hatch | 12 | M1 | Kevin Riley | | raced |
| 10.7.1983 | GP Nürburgring | 14 | 635 CSi | Bos / Duby / Krucker | Jean-Louis Bos | 4th |
| 10.7.1983 | GP Nürburgring | 15 | 635 CSi | Fornage / Haezebrouck / Gartmann | Dominique Fornage | 5th |
| 10.7.1983 | 500 km Brainerd | 18 | M1 | "Fomfor" | Fomfor Racing | 6th |
| 10.7.1983 | Erding [S/GT] | 19 | 320 Turbo | | Karl Oppitzhauser | DNA |
| 10.7.1983 | Erding [S/GT] | 20 | 320 Turbo | Karl Oppitzhauser | Karl Oppitzhauser | DNA |
| 10.7.1983 | GP Nürburgring | 24 | 528i | Middelhaufe / Zweibäumer | | DNS |
| 10.7.1983 | GP Nürburgring | 25 | 528i | Felder / "Pace" / Schneider | Eggenberger Motorsport | raced |
| 10.7.1983 | GP Nürburgring | 26 | 528i | Lindlar / Felder / Philipps | Renngemeinschaft Bergisch Gladbach | raced |
| 10.7.1983 | GP Nürburgring | 30 | 635 CSi | Heyer / Hahne | Juma Team | DNF |
| 10.7.1983 | 500 km Brainerd | 40 | M1 | Bieri / Gysler | Bieri Racing | 12th |
| 10.7.1983 | GP Nürburgring | 42 | 323i | Winkelhock / Vogt / Braun | Linder Rennsport | DNF |
| 10.7.1983 | 500 km Brainerd | 55 | M1 | Diego Montoya | B de T Racing | 19th |
| 10.7.1983 | GP Nürburgring | 56 | 323i | Martini / Jacobs / Kamp | DMC Anker Teppich Team | 24th |
| 10.7.1983 | GP Nürburgring | 57 | 323i | Schnock / Krumbach / von Stein | DMC Anker Teppich Team | 21st |
| 10.7.1983 | GP Nürburgring | 130 | 635 CSi | Peltier / Snobeck / Cudini | Waterloo Motors | DNF |
| 10.7.1983 | GP Nürburgring | 132 | 528i | Cipriani / Toffoli / Siena | Verona Auto Sport Club | raced |
| 10.7.1983 | GP Nürburgring | | 528i | Hollinger / Schmidlin / Roth | | DNF |
| 17.7.1983 | National Salzburgring | 1 | M1 | Sepp Manhalter | Austro Race | DNA |
| 17.7.1983 | National Salzburgring | 2 | 320 Turbo | Karl Oppitzhauser | Karl Oppitzhauser | DNA |
| 17.7.1983 | National Salzburgring | 6 | 320 | Gabath Günther | Gabath Günther | DNA |
| 17.7.1983 | National Salzburgring | 7 | 320 | Herbert Summerauer | Herbert Summerauer | DNA |
| 17.7.1983 | National Salzburgring | 8 | 320 | Helmut Haider | Helmut Haider | DNA |
| 17.7.1983 | National Salzburgring | 10 | 320 | Manrico Zanuso | Karl Oppitzhauser | DNA |
| 17.7.1983 | National Salzburgring | 15 | 535i M | Hermann Duller | Hermann Duller | DNA |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Kofel / Vanoli | BMW Italia | 6th |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Isler / Nussbaumer | Hartge Motorsport | 5th |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Vojtěch / Enge | Hartge Motorsport | DNF |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Müller / Kuhn-Weiss | Müllerbrau Team | 7th |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Stuck / Brun | Team Schnitzer Eterna | 2nd |
| 17.7.1983 | 500 km Salzburgring | | 323i | Winkelhock / Vogt | Linder Rennsport | DNF |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Kelleners / Grano | BMW Italia | 4th |
| 17.7.1983 | 500 km Salzburgring | | 635 CSi | Winkelhock / Quester | Team Schnitzer Eterna | 3rd |
| 24.7.1983 | 1000 km Fuji | 1 | M1 Gr.5 | Nagasaka / Shimizu | Auto Beaurex Motor Sports | DNF |
| 24.7.1983 | 3 h Sears Point | 11 | M1 | Chuck Kendall | Kendall Racing | 31st |
| 24.7.1983 | Thundersports Thruxton | 12 | M1 | Hill / Riley | Mick Hill/Kevin Riley | raced |
| 24.7.1983 | 3 h Sears Point | 18 | M1 | "Fomfor" | Fomfor Racing | 29th |
| 24.7.1983 | RT Diepholz | 31 | M1 | Harald Grohs | Vogelsang Automobil GmbH | 1st |
| 24.7.1983 | RT Diepholz | 32 | M1 | Kurt König | Kurt König | 3rd |
| 24.7.1983 | RT Diepholz | | M1 | Wido Rössler | BMW-Motorsport Dierks | 2nd |
| 24.7.1983 | RT Diepholz | | 320 | Martin Wagenstetter | Motorsportclub Rosenheim | ?th |
| 24.7.1983 | RT Diepholz | | M1 | Karl-Heinz Becker | | 4th |
| 24.7.1983 | RT Diepholz | | 320 | Hans-Wöltje Kaemena | | ?th |
| 24.7.1983 | RT Diepholz | | 320 | Dieter Hegels | Dieter Hegels | ?th |
| 31.7.1983 | 24 h Spa | 1 | 635 CSi | Kelleners / Grano / Cecotto | BMW Italia | DNF |
| 31.7.1983 | 24 h Spa | 2 | 635 CSi | Vanoli / Libert / Witmeur | BMW Italia | DNF |
| 31.7.1983 | 24 h Spa | 3 | 635 CSi | Stuck / Brun / Grohs | Team Schnitzer Eterna | DNF |
| 31.7.1983 | 24 h Spa | 4 | 635 CSi | Rossi / Winkelhock / Quester | Team Schnitzer Eterna | 2nd |
| 31.7.1983 | 24 h Spa | 5 | 635 CSi | Boutsen / Ballot-Léna / Sabine | Texaco Racing Team | DNF |
| 31.7.1983 | 24 h Spa | 8 | 635 CSi | Delcourt / Vanoli / Baert | Lucky Strike Team | DNF |
| 31.7.1983 | 24 h Spa | 9 | 528i | "Davit" / Boucher / Hoebeke | Lucky Strike Team | 7th |
| 31.7.1983 | 24 h Spa | 10 | 635 CSi | Vojtěch / Enge / Hartge | Hartge Motor Sport | DNF |
| 31.7.1983 | 24 h Spa | 11 | 635 CSi | Müller / Fruhauf / Lubin | Hartge Motor Sport | DNF |
| 31.7.1983 | 3 h Portland | 11 | M1 | Chuck Kendall | Charles Kendall | 35th |
| 31.7.1983 | 24 h Spa | 14 | 635 CSi | Bos / Duby / Krucker | Waterloo Motor R. Gitanes | DNF |
| 31.7.1983 | 24 h Spa | 15 | 635 CSi | Fornage / Dorchy / Smadja | Lucky Strike Team | DNF |
| 31.7.1983 | 24 h Spa | 16 | 528i | Maljean / "Hex" / Wansart | Willy Maljean | raced |
| 31.7.1983 | 3 h Portland | 18 | M1 | Montoya / "Fomfor" | FomFor | 4th |
| 31.7.1983 | 24 h Spa | 21 | 635 CSi | Tassin / Heyer / Hahne | Bastos Juma Racing Team | 1st |
| 31.7.1983 | 24 h Spa | 22 | 635 CSi | Schlesser / Xhenceval / Bourgoignie | Bastos Juma Racing Team | DNF |
| 31.7.1983 | 24 h Spa | 24 | 635 CSi | Guitteny / Bleynie / Guérin | Bastos Juma Racing Team | DNF |
| 31.7.1983 | 24 h Spa | 25 | 635 CSi | Snobeck / Cudini / Peltier | Waterloo Motor Racing Gitanes | DNF |
| 31.7.1983 | 24 h Spa | 26 | 635 CSi | Haezebrouck / Lapeyre / Jaussaud | Waterloo Motor R. Gitanes | DNF |
| 31.7.1983 | 24 h Spa | 27 | 635 CSi | Hesnault / Rousselot / Dermange | Waterloo Motor R. Gitanes | 10th |
| 31.7.1983 | 24 h Spa | 35 | 528i | Raes / Verhaegen / van Rompuy | Renstal Excelsior | 13th |
| 31.7.1983 | 24 h Spa | 36 | 635 CSi | Cipriani / Siena / Toffoli | Raetia Corse | 5th |
| 31.7.1983 | 3 h Portland | 43 | M1 | Davey / Hayje | Patrick F. Brown | 21st |