PORSCHE RACING HISTORY924 Carrera GTR
1985
3 February 1985 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 87 | Porsche 924 Carrera GTR | GTU | Elliott Forbes-Robinson (USA)/John Schneider (USA)/Don Istook (USA) | Performance Motorsports (USA) | 63rd | 12th | 45th | 89 laps - Accident | |
| 74 | Porsche 924 Carrera GTR | GTU | Paul Gentilozzi (USA) | Whitehall Motorsports (USA) | 76th | 17th | 70th | 12 laps - Cooling System |
23 March 1985 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Elliott Forbes-Robinson (USA)/Tom Winters (USA)/Bob Bergstrom (USA) | Whitehall Motorsports (USA) | 54th | 11th | 26th | 65 laps - Brakes |
| 74 | Porsche 924 Carrera GTR | GTU | Austin Godsey (USA)/Paul Gentilozzi (USA)/Kent Hill (USA) | Whitehall Promotions (USA) | 57th | 13th | 54th | 59 laps - Engine |
14 April 1985 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Bob Bergstrom (USA) | Whitehall Motorsports (USA) | 49th | 12th | 27th | 5 laps - DNF |
28 April 1985 - Riverside 600 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Bob Bergstrom (USA) | Whitehall Motorsports (USA) | 25th | 6th | 38th | 94 laps - DNF |
25 August 1985 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA) | 53rd | 14th | 36th | 6 laps - DNF |
8 September 1985 - Pocono 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA)/Paul Gentilozzi (USA) | 39th | 15th | 36th | 12 laps - DNF |
1 December 1985 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 6 | Porsche 924 Carrera GTR | GTU | John Schneider (USA) | 56th | 10th | 47th | 35 laps - DNF | ||
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA) | Drolsom Racing (USA) | 70th | 14th | 72nd | 14 laps - DNF |