PORSCHE RACING HISTORYNeil Shelton (USA)
1979 : Portland 100 Miles - 1st in class
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 57 | Porsche 935 | 930 770 0951 | TA-II | Neil Shelton (USA)/Monte Shelton (USA) | Monte's Motor Co. (USA) | 35th | 16th | 15th | 46 laps - Accident |
5 August 1979 - Portland 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 21 | Porsche 911 Carrera RSR | 911 460 0059 | GTO | Neil Shelton (USA) | 11th | 1st | 17th | 48 laps |