PORSCHE RACING HISTORYKenji Takahashi (J)
1989
12 March 1989 - Fuji 500 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 962 C | 962C-126 | C1 | Kenji Takahashi (J)/Kazuo Mogi (J) | Advan Alpha Tomei (J) | 9th | 9th | 14th | 104 laps |
30 April 1989 - Fuji 1000 km JSPC - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 962 C | 962C-126 | C1 | Kenji Takahashi (J)/Kazuo Mogi (J) | Advan Alpha Tomei (J) | 13th | 10th | 14th | 190 laps |
23 July 1989 - Fuji 500 Miles - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 962 C | 962C-126 | C1 | Kenji Takahashi (J)/Kazuo Mogi (J) | Advan Alpha Tomei (J) | DNF | 15th | 60 laps - Clutch |
8 October 1989 - Fuji 1000 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 962 C | 962C-126 | C1 | Kenji Takahashi (J)/Kazuo Mogi (J) | Advan Alpha Tomei (J) | 12th | 10th | 17th | 129 laps |
3 December 1989 - Suzuka 1000 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 26 | Porsche 962 C | 962C-126 | C1 | Kenji Takahashi (J)/Kazuo Mogi (J) | Advan Alpha Tomei (J) | DNF | 14th | 165 laps - DNF |