PORSCHE RACING HISTORY935 L
1984
5 February 1984 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 935 L | 935 L | GTP | A. J. Foyt (USA)/Bob Wollek (F)/Derek Bell (GB) | Henn's Swap Shop Racing (USA) | 2nd | 2nd | 4th | 631 lps |
26 February 1984 - Miami 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 935 L | 935 L | GTP | A. J. Foyt (USA)/Bob Wollek (F) | Henn's Swap Shop Racing (USA) | 4th | 4th | 10th | 115 laps |
24 March 1984 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 935 L | 935 L | GTP | Derek Bell (GB)/A. J. Foyt (USA)/Bob Wollek (F) | Henn's Swap Shop Racing (USA) | 3rd | 3rd | 5th | 258 laps |
25 November 1984 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 935 L | 935 L | GTP | Preston Henn (USA) | Henn's Swap Shop (USA) | 72nd | 31st | 24th | 8 laps - DNF |