| 4.2.1979 | 24 h Daytona | 1 | Porsche 935/77A #930 890 0015 | Wollek / Ickx / Gregg | Gelo Racing Team | 32nd |
| 11.3.1979 | DRM Zolder Bergischer Löwe | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | GELO Sportswear International | 6th |
| 8.4.1979 | DRM Hockenheim Jim Clark | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 3rd |
| 22.4.1979 | 6 h Dijon | 1 | Porsche 935/77A #930 890 0015 | Ickx / Wollek / Schurti | Gelo Racing | 2nd |
| 29.4.1979 | DRM Nürburgring Eifelrennen | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo-Sportswear Team | 6th |
| 6.5.1979 | 6 h Silverstone | 2 | Porsche 935/77A #930 890 0015 | Schurti / Wollek / Fitzpatrick | Gelo Sportswear Team | 5th |
| 20.5.1979 | DRM Salzburgring | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 3rd |
| 3.6.1979 | 1000 km Nürburgring | 6 | Porsche 935/77A #930 890 0015 | Schurti / Fitzpatrick / Wollek | Gelo Racing Team | 1st |
| 10.6.1979 | 24 h Le Mans | 36 | Porsche 935/77A #930 890 0015 | Schurti / Heyer | Gelo Sportswear International | DNF |
| 17.6.1979 | DRM Mainz-Finthen | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 5th |
| 24.6.1979 | DRM Norisring | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 3rd |
| 24.6.1979 | Norisring Trophäe | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 5th |
| 1.7.1979 | DRM Zandvoort | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 4th |
| 22.7.1979 | DRM Diepholz | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 4th |
| 5.8.1979 | 6 h Brands Hatch | 25 | Porsche 935/77A #930 890 0015 | Fitzpatrick / Schurti / Wollek | Gelo Sportswear Team | DNA |
| 19.8.1979 | DRM Zolder Westfalen | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | DNF |
| 2.9.1979 | DRM Hockenheim Hessen Cup | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear Team | 4th |
| 16.9.1979 | 6 h Vallelunga | 42 | Porsche 935/77A #930 890 0015 | | Gelo Racing Team | DNA |
| 23.9.1979 | Nürburgring [Gr.5 Handicap] | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear International | 5th |
| 23.9.1979 | DRM Nürburgring Supersprint | 52 | Porsche 935/77A #930 890 0015 | Manfred Schurti | Gelo Sportswear International | DNF |