PORSCHE RACING HISTORYChassis No. 962-CK6/89-1
12 March 1989 - Fuji 500 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 962 CK6 | 962-CK6/89-1 | C1 | Hideki Okada (J)/Masanori Sekiya (J) | Leyton House Racing Team (D) | 4th | 4th | 5th | 111 laps |
30 April 1989 - Fuji 1000 km JSPC - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 962 CK6 | 962-CK6/89-1 | C1 | Masanori Sekiya (J)/Hideki Okada (J)/Masahiko Kageyama (J) | Leyton House Racing Team (D) | 5th | 5th | 8th | 220 laps |
23 July 1989 - Fuji 500 Miles - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 962 CK6 | 962-CK6/89-1 | C1 | Hideki Okada (J)/Masanori Sekiya (J) | Leyton House Racing Team (D) | 1st | 1st | 8th | 179 laps |
8 October 1989 - Fuji 1000 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 962 CK6 | 962-CK6/89-1 | C1 | Hideki Okada (J)/Masanori Sekiya (J) | Leyton House Racing Team (D) | 7th | 7th | 8th | 132 laps |
3 December 1989 - Suzuka 1000 km - All Japan Sports Prototype Championship
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 16 | Porsche 962 CK6 | 962-CK6/89-1 | C1 | Hideki Okada (J)/Masanori Sekiya (J) | Leyton House Racing Team (D) | DNF | 8th | 96 laps - Engine |