PORSCHE RACING HISTORYHans Heyer (D)
1977
12 June 1977 - Le Mans 24 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 39 | Porsche 935 | 930 770 0911 | Gr.5 | Hans Heyer (D)/Toine Hezemans (NL)/Tim Schenken (AUS) | Gelo Racing Team (D) | DNF | 8th | 269 laps - Fuel Injection Pump |
12 June 1977 - Le Mans 24 Hours - Non Championship Race
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 38 | Porsche 935 | 930 770 0908 | Gr.5 | Tim Schenken (AUS)/Toine Hezemans (NL)/Hans Heyer (D) | Gelo Racing Team (D) | DNF | 9th | 15 laps - Engine |