PORSCHE RACING HISTORY924 Carrera GTR
1983
6 February 1983 - Daytona 24 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 58 | Porsche 924 Carrera GTR | GTO | Kathy Rude (USA)/Deborah Gregg (USA)/Bonnie Henn (USA) | Brumos Racing (USA) | 13th | 6th | 35th | 531 laps | |
| 85 | Porsche 924 Carrera GTR | GTO | Richard Lloyd (GB)/George Drolsom (USA)/Jonathan Palmer (GB) | Richard Lloyd (GB) | 18th | 8th | 29th | 500 laps | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTO | Tom Winters (USA)/Bob Bergstrom (USA)/Peter Dawe (USA) | Whitehall Promotions (USA) | 45th | 22nd | 62nd | 193 laps - Engine |
| 36 | Porsche 924 Carrera GTR | GTO | Paul Miller (USA)/Jim Busby (USA)/Ron Grable (USA) | Herman & Miller P & A (USA) | 61st | 31st | 30th | 91 laps - Engine |
27 February 1983 - GP Miami IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTO | George Drolsom (USA) | Drolsom Racing (USA) | 19th | 19th | 24th | 24 laps - DNF | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTO | Tom Winters (USA) | Whitehall Promotions (USA) | 20th | 20th | 19th | 16 laps - DNF |
19 March 1983 - Sebring 12 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 58 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720011 | GTO | Deborah Gregg (USA)/Kathy Rude (USA)/Bonnie Henn (USA) | Brumos Racing (USA) | 35th | 14th | 51st | 165 laps - Accident |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTO | Tom Winters (USA)/Bob Bergstrom (USA)/Peter Dawe (USA) | Whitehall Promotions (USA) | 43rd | 19th | 44th | 148 laps |
| 36 | Porsche 924 Carrera GTR | GTO | Paul Miller (USA)/Jim Busby (USA)/Ron Grable (USA) | Herman & Miller P & A (USA) | 50th | 24th | 30th | 132 laps - Engine | |
| 34 | Porsche 924 Carrera GTR | GTO | George Drolsom (USA)/Steve Cohen (USA)/William Gelles (USA) | Drolsom Racing (USA) | 59th | 27th | 56th | 94 laps - Engine |
10 April 1983 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 58 | Porsche 924 Carrera GTR | GTU | Deborah Gregg (USA)/Kathy Rude (USA) | Brumos Racing (USA) | 20th | 4th | 21st | 110 laps | |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/Bill Johnson (USA) | Drolsom Racing (USA) | 24th | 6th | 53rd | 105 laps |
24 April 1983 - Riverside 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 36 | Porsche 924 Carrera GTR | GTU | Jim Busby (USA)/Ron Grable (USA) | Herman Miller Porsche Audi (USA) | 24th | 8th | 41st | 136 laps | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA)/Bob Bergstrom (USA) | Whitehall-Promotions Racing (USA) | 41st | 13th | 30th | 56 laps - DNF |
| 58 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720011 | GTU | Deborah Gregg (USA)/Kathy Rude (USA) | Brumos Racing (USA) | 43rd | 14th | 34th | 48 laps - DNF |
1 May 1983 - Trans-Am Moroso - Trans-Am
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 36 | Porsche 924 Carrera GTR | Paul Miller (USA) | Herman+Miller Porsche-Audi | 16th | 8th | 41 laps |
15 May 1983 - Charlotte 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 58 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720011 | GTU | Deborah Gregg (USA)/Kathy Rude (USA) | Brumos Racing (USA) | 17th | 5th | 16th | 121 laps - DNF |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/Bill Johnson (USA) | Drolsom Racing (USA) | 24th | 10th | 26th | 96 laps |
30 May 1983 - Lime Rock 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/John Oates (USA) | Drolsom Racing (USA) | 10th | 4th | 22nd | 160 laps | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA)/Bob Bergstrom (USA) | Whitehall Promotions (USA) | 12th | 6th | 24th | 159 laps |
19 June 1983 - Mid-Ohio 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/Kathy Rude (USA) | Drolsom Racing (USA) | 14th | 6th | 26th | 187 laps | |
| 36 | Porsche 924 Carrera GTR | GTU | Jim Busby (USA)/Ron Grable (USA) | Herman Miller Porsche Audi (USA) | 34th | 17th | 36th | 122 laps - DNF | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Bob Bergstrom (USA)/Tom Winters (USA) | Promotion-Whitehall (USA) | 49th | 22nd | 27th | 3 laps - DNF |
3 July 1983 - Daytona 250 Miles Paul Revere - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA) | Drolsom Racing (USA) | 39th | 14th | 28th | 9 laps - DNF |
10 July 1983 - Brainerd 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA) | Drolsom Racing (USA) | 25th | 8th | 20th | 22 laps - DNF |
24 July 1983 - Sears Point 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA)/Bob Bergstrom (USA) | Whitehall Promotions (USA) | 16th | 6th | 15th | 94 laps |
31 July 1983 - Trans-Am Road America - Trans-Am
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 36 | Porsche 924 Carrera GTR | Paul Miller (USA) | Paul Miller (USA) | 34th | 5th | 19 laps - Oil Pump | |||
| 34 | Porsche 924 Carrera GTR | George Drolsom (USA) | Rexroat Porsche/Audi (USA) | 54th | 56th | 1 lap |
31 July 1983 - Portland 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Tom Winters (USA)/Bob Bergstrom (USA) | Whitehall/Promotion (USA) | 7th | 2nd | 17th | 138 laps |
14 August 1983 - Mosport 6 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/John Jones (CDN) | Drolsom Racing (USA) | 19th | 7th | 21st | 110 laps - DNF | |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Bob Bergstrom (USA) | 25th | 10th | 14th | 63 laps - DNF |
21 August 1983 - Road America 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA)/Deborah Gregg (USA) | Drolsom Racing (USA) | 17th | 6th | 30th | 99 laps |
11 September 1983 - Pocono 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 79 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720006 | GTU | Bob Bergstrom (USA)/Tom Winters (USA) | Whitehall/Promotion (USA) | 7th | 2nd | 18th | 162 laps |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA) | Drolsom Racing (USA) | 39th | 15th | 26th | 36 laps - DNF |
27 November 1983 - Daytona Finale 3 Hours - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 87 | Porsche 924 Carrera GTR | GTU | John Schneider (USA)/Bruce Leven (USA) | 13th | 1st | 41st | 82 laps | ||
| 58 | Porsche 924 Carrera GTR | WP0ZZZ93ZBS720011 | GTU | Deborah Gregg (USA)/Elliott Forbes-Robinson (USA) | Brumos Racing (USA) | 17th | 3rd | 27th | 81 laps |
| 85 | Porsche 924 Carrera GTR | GTU | Richard Lloyd (GB)/John Oates (USA) | Richard Lloyd (GB) | 36th | 13th | 58th | 72 laps | |
| 34 | Porsche 924 Carrera GTR | GTU | George Drolsom (USA) | Drolsom Racing (USA) | 65th | 24th | 33rd | 7 laps - DNF |