PORSCHE RACING HISTORYKenneth Leim (S)
1978 : Dijon 6 Hours - 2nd in class
22 April 1978 - Dijon 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 36 | Porsche 934 | 930 670 0155 | GT | Kurt Simonsen (S)/Kenneth Leim (S) | Kenneth Leim (S) | 9th | 2nd | 19th | 147 laps |
14 May 1978 - Silverstone 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 22 | Porsche 934 | 930 670 0155 | GT | Kenneth Leim (S)/Lella Lombardi (I) | Kenneth Leim (S) | 15th | 5th | 22nd | 178 laps |
28 May 1978 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 40 | Porsche 934 | 930 670 0155 | T/GT+2.0 | Kenneth Leim (S)/Otto Köhler (D)/Lella Lombardi (I) | Kenneth Leim (S) | DNF | 31st | 11 laps - Accident |
25 June 1978 - Misano 6 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 24 | Porsche 934 | 930 670 0155 | GT | Kenneth Leim (S)/Kurt Simonsen (S) | Kenneth Leim (S) | DNF | 19th | 121 laps - Ignition |