PORSCHE RACING HISTORYHerbert Müller (CH)
1980 : Brands Hatch 6 Hours - 1st in class : Nürburgring 1000 km - 1st in class
16 March 1980 - Brands Hatch 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 934 | 930 670 0178 | GT | Angelo Pallavicini (CH)/Herbert Müller (CH) | Lubrifilm Racing Team (CH) | 8th | 1st | 17th | 135 laps |
25 May 1980 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 74 | Porsche 934 | 930 670 0178 | GT | Angelo Pallavicini (CH)/Herbert Müller (CH) | Lubrifilm Racing Team (CH) | 12th | 1st | 32nd | 39 laps |