PORSCHE RACING HISTORYWilli Kauhsen (D)
1970 : Le Mans 24 Hours - 2nd overall
25 April 1970 - Monza 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 73 | Porsche 911 S | GT2.0 | Erwin Kremer (D)/Willi Kauhsen (D) | Porsche Kremer Racing | DNF | 35th | 17 laps - Engine |
31 May 1970 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 2 | Porsche 908/02 Flunder | 908/02-023 | P3.0 | Rudi Lins (A)/Willi Kauhsen (D) | Int. Martini Racing Team (D) | 6th | 4th | 12th | 42 laps |
16 June 1970 - Le Mans 24 Hours - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 917 L | 917-043 | S5.0 | Gérard Larrousse (F)/Willi Kauhsen (D) | Martini International Racing (D) | 2nd | 2nd | 12th | 338 laps |
5 July 1970 - Interserie Hockenheim Südwestpokal - Interserie
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 20 | Porsche 908/02 | Willi Kauhsen (D) | German B.G. Racing Team (D) | 9th | 29 laps |