PORSCHE RACING HISTORYRalph Kent-Cooke (USA)
1980
3 February 1980 - Daytona 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 55 | Porsche 935 | 930 770 0957 | GTX | Ralph Kent-Cooke (USA)/Gérard Bleynie (F)/Claude Ballot-Léna (F) | Racing Associates (USA) | 48th | 16th | 14th | 217 laps - Ignition |
22 March 1980 - Sebring 12 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 55 | Porsche 935 | 930 770 0957 | GTX | Ralph Kent-Cooke (USA)/Lyn St. James (USA) | Condor Racing (USA) | 49th | 14th | 15th | 87 laps - Engine |
27 April 1980 - Riverside 5 Hours - World Challenge for Endurance Drivers
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 05 | Porsche 935 K3 | 009 00016 | GTX | Bob Akin (USA)/Roy Woods (USA)/Ralph Kent-Cooke (USA) | Racing Associates (USA) | 5th | 5th | 14th | 160 laps |
15 June 1980 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 69 | Porsche 935 K3 | 930 770 0911 | IMSA | Bob Akin (USA)/Paul Miller (USA)/Ralph Kent-Cooke (USA) | Racing Associates Inc. (USA) | DNF | 29th | 237 laps - Drive Shaft |