PORSCHE RACING HISTORY935/80
1984
5 February 1984 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 935/80 | 000 00028 | GTP | Al Holbert (USA)/Claude Ballot-Léna (F)/Hurley Haywood (USA)/Bruce Leven (USA) | Bayside Disposal Racing (USA) | 4th | 4th | 14th | 604 laps |
26 February 1984 - Miami 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 935/80 | 000 00028 | GTP | Hurley Haywood (USA)/Claude Ballot-Léna (F) | Bayside Disposal Racing (USA) | 11th | 11th | 18th | 109 laps |
24 March 1984 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 86 | Porsche 935/80 | 000 00028 | GTP | Hurley Haywood (USA)/Claude Ballot-Léna (F)/Al Holbert (USA) | Bayside - Lowenbrau (USA) | 44th | 15th | 9th | 123 laps - Engine |
26 August 1984 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 935/80 | 000 00028 | GTP | Werner Frank (USA)/Ludwig Heimrath, Jr (CDN) | Toyota Village (USA) | 11th | 10th | 27th | 112 laps |
25 November 1984 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 935/80 | 000 00028 | GTP | Werner Frank (USA)/Dave White (USA) | Toyota Village (USA) | 52nd | 24th | 27th | 41 laps - DNF |