PORSCHE RACING HISTORYChassis No. 470 29 00076
14 April 1985 - Road Atlanta 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA)/Bruce Jankowitz (USA) | Ray Hendricks | 22nd | 4th | 49th | 102 laps |
29 September 1985 - Watkins Glen 500 km - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA) | Ray Hendricks (USA) | 24th | 6th | 46th | 75 laps |
6 July 1986 - Watkins Glen 500 Miles - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA)/Bruce Jones (USA) | Dynamic Air Conditioning | 35th | 9th | 51st | 97 laps - DNF |
1 September 1986 - Lime Rock IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA) | Dynamic Air Conditioning | 36th | 17th | 33rd | 19 laps - DNF |
20 September 1986 - Watkins Glen 500 km GT - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA) | Ray Hendricks | 16th | 6th | 31st | 49 laps |
7 June 1987 - Mid-Ohio 250 km IMSA GTO - IMSA - International Motor Sport Association
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 89 | Porsche 914/6 | 470 29 00076 | GTU | Ray Hendricks (USA)/Bruce Jones (USA) | Dynamic Air Conditioning | 25th | 12th | 27th | 59 laps |