PORSCHE RACING HISTORYChassis No. 930 990 0029
4 February 1979 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA)/Danny Ongais (USA)/Hurley Haywood (USA) | Interscope Racing (USA) | 1st | 1st | 8th | 684 laps |
8 April 1979 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Danny Ongais (USA) | Interscope Racing (USA) | 23rd | 12th | 3rd | 31 laps - DNF |
29 April 1979 - Laguna Seca 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 5th | 5th | 8th | 51 laps |
13 May 1979 - Hallett 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 5th | 5th | 7th | 54 laps |
28 May 1979 - Lime Rock 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 4th | 4th | 9th | 63 laps |
17 June 1979 - Brainerd 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 3rd | 3rd | 5th | 33 laps |
4 July 1979 - Daytona Paul Revere 250 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA)/Danny Ongais (USA) | Interscope Racing (USA) | 2nd | 2nd | 8th | 64 laps |
7 July 1979 - Watkins Glen 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | Gr.5 | Ted Field (USA)/Danny Ongais (USA) | Interscope Racing (USA) | 32nd | 6th | 48 laps - Accident |
29 July 1979 - Sears Point 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 2nd | 2nd | 12th | 40 laps |
5 August 1979 - Portland 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 6th | 6th | 10th | 50 laps |
2 September 1979 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA)/Milt Minter (USA) | Interscope Racing (USA) | 3rd | 3rd | 7th | 125 laps |
23 September 1979 - Road Atlanta 100 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 0 | Porsche 935/79 | 930 990 0029 | GTX | Ted Field (USA) | Interscope Racing (USA) | 7th | 7th | 13th | 39 laps |