PORSCHE RACING HISTORY1978 - Monza 320km
23 April 1978 - Autodromo Nazionale di Monza, Italy
Reinhold Joest wins in a Porsche 908/03
Overall - 1st : S3.0 - 1st
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 3 | Porsche 908/03 | 908/03-008 | S3.0 | Reinhold Jöst (D) | Liqui Moly Equipe (D) | 1st | 1st | 5th | 55 laps |
European Sportscar Championship
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