PORSCHE RACING HISTORYChassis No. 962-105
23 March 1985 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/Dieter Quester (A)/Rick Knoop (USA) | Busby Racing (USA) | 3rd | 3rd | 12th | 268 laps |
14 April 1985 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | B.F. Goodrich (USA) | 4th | 4th | 8th | 122 laps |
28 April 1985 - Riverside 600 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 1st | 1st | 2nd | 115 laps |
5 May 1985 - Laguna Seca 300 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 4th | 4th | 9th | 96 laps |
19 May 1985 - Charlotte 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 17th | 8th | 4th | 85 laps - DNF |
27 May 1985 - Lime Rock 2 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 3rd | 3rd | 5th | 135 laps |
9 June 1985 - Mid Ohio 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA)/Rick Knoop (USA) | BF Goodrich (USA) | 5th | 5th | 7th | 124 laps |
7 July 1985 - Watkins Glen 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 6th | 6th | 10th | 97 laps |
28 July 1985 - Portland 300 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 6th | 6th | 9th | 95 laps |
4 August 1985 - Sears Point 300 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 4th | 4th | 7th | 74 laps |
25 August 1985 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 4th | 4th | 6th | 121 laps |
8 September 1985 - Pocono 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 4th | 4th | 1st | 122 laps |
29 September 1985 - Watkins Glen 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 38th | 10th | 4th | 41 laps - DNF |
6 October 1985 - Columbus 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 3rd | 3rd | 7th | 136 laps |
1 December 1985 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Pete Halsmer (USA)/John Morton (USA) | BF Goodrich (USA) | 3rd | 3rd | 5th | 88 laps |
2 February 1986 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 68 | Porsche 962 | 962-105 | GTP | Jan Lammers (NL)/John Morton (USA)/Derek Warwick (GB) | BF Goodrich (USA) | 12th | 5th | 7th | 512 laps - Accident |