PORSCHE RACING HISTORYClaude Haldi (CH)
1980 : Dijon 1000 Kilometres - 2nd overall
25 May 1980 - Nürburgring 1000 km - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 8 | Porsche 935/77A | 930 890 0015 | Gr.5 | Claude Haldi (CH)/Derek Bell (GB)/Bernard Béguin (F) | Meccarillos Racing Team (CH) | DNF | 14th | 10 laps - DNF |
15 June 1980 - Le Mans 24 Hours - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 46 | Porsche 935/77A | 930 890 0015 | Gr.5 | Claude Haldi (CH)/Bernard Béguin (F)/Volkert Merl (D) | Meccarillos Racing (CH) | DNF | 18th | 37 laps - Crankshaft |
24 August 1980 - DRM Zolder Westfalen-Pokal - DRM - Deutsche Rennsport Meisterschaft
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 15 | Porsche 935/77A | 930 890 0015 | Gr.5 | Claude Haldi (CH) | Meccarillos Racing-Team (CH) | 6th | 6th | 10th | 23 laps |
28 September 1980 - Dijon 1000 Kilometres - World Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 935/77A | 930 890 0015 | Gr.5+2.0 | Claude Haldi (CH)/Bernard Béguin (F) | Haldi/Meccarillos (CH) | 2nd | 2nd | 8th | 178 laps |