PORSCHE RACING HISTORYElliott Forbes-Robinson (USA)
1979 : Watkins Glen 6 Hours - 3rd in class
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 20 | Porsche 935 | 930 770 0905 | Gr.5 | Elliott Forbes-Robinson (USA)/Randolph Townsend (USA)/Brett Lunger (USA) | Andial Porsche Service (USA) | 4th | 3rd | 4th | 169 laps |