PORSCHE RACING HISTORY935 J
1985
24 February 1985 - Miami 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 48 | Porsche 935 J | 930 890 0012 | GTP | Mauricio DeNarváez (COL)/"John Winter" Louis Krages (D) | De Narvaez Enterprises (CO) | 14th | 14th | 43rd | 102 laps |
23 March 1985 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 43 | Porsche 935 J | 930 890 0012 | GTP | Mauricio DeNarváez (COL)/Dave Cowart (USA)/Kenper Miller (USA) | De Narvaez Enterprises (CO) | 30th | 11th | 16th | 157 laps - Engine |