PORSCHE RACING HISTORYTom Winters (USA)
1979
17 March 1979 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 51 | Porsche 914/4 | GTU | Robert Kirby (USA)/Wayne Baker (USA)/Tom Winters (USA) | Personalized Porsche (USA) | 20th | 4th | 61st | 188 laps |
22 April 1979 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 52 | Porsche 914/4 | GTU | Wayne Baker (USA)/Tom Winters (USA) | Personalized Autohaus (USA) | 31st | 13th | 50th | 123 laps - DNF |