PORSCHE RACING HISTORY1978 - Trans-Am Mont-Tremblant
25 June 1978 - Le Circuit Mont-Tremblant-St. Jovite, Canada
Monte Shelton wins in a Porsche 935
Overall - 1st, 2nd : TA-II - 1st, 2nd
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 57 | Porsche 935 | 930 770 0951 | TA-II | Monte Shelton (USA) | Monte's Motors (USA) | 1st | 1st | 1st | 38 laps |
| 7 | Porsche 935 | 930 770 0958 | TA-II | Ludwig Heimrath, Sr (CDN) | Heimrath Racing (CDN) | 2nd | 2nd | 3rd | 38 laps |
| 24 | Porsche 911 Carrera RSR | 911 460 9056 | TA-II | Tom Frank (USA) | Executive Industries (USA) | 4th | 4th | 6th | 37 laps |
| 94 | Porsche 911 Carrera RSR | TA-II | Klaus Bytzek (CDN) | Bytzek Automotive (CDN) | 7th | 5th | 10th | 36 laps | |
| 11 | Porsche 911 Carrera RSR | TA-II | Hans Berner (CDN) | Willie Goebbels | 9th | 6th | 26th | 36 laps | |
| 15 | Porsche 911 S | TA-II | Fritz Hochreuter (CDN) | Fritz Hochreuter (CDN) | 15th | 8th | 24th | 34 laps | |
| 69 | Porsche 911 ST | 911 230 1222 | TA-I | Marc Dancose (CDN) | Marc Dancose (CDN) | 21st | 11th | 21st | 23 laps - Accident |
| 85 | Porsche 911 Carrera RSR | TA-II | Jacques Bienvenue (CDN) | Jacques Bienvenue (CDN) | 22nd | 11th | 5th | 19 laps - Oil Radiater |
Trans-Am
Previous 1978 - Brainerd 100 Miles Next 1978 - Misano 6 Hours