PORSCHE RACING HISTORYHelmut Kelleners (D)
1970
25 April 1970 - Monza 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 14 | Porsche 917 K | 917-007 | S5.0 | Jürgen Neuhaus (D)/Helmut Kelleners (D) | Gesipa Racing Team (D) | 10th | 7th | 7th | 162 laps |
17 May 1970 - Spa 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 30 | Porsche 917 K | 917-007 | S5.0 | Jürgen Neuhaus (D)/Helmut Kelleners (D) | Gesipa Racing Team (D) | 17th | 4th | 54 laps - Collision with Wicky |
31 May 1970 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 17 | Porsche 908/02 | 908/02-022 | P3.0 | Dieter Basche (D)/Helmut Kelleners (D)/Jürgen Neuhaus (D) | Gesipa Racing Team (D) | 11th | 11th | 38 laps - Drive Shaft |
31 May 1970 - Nürburgring 1000 km - International Championship for Makes
| No. | Car | # | Class | Drivers | Entrant | Pos | Class | Grid | Notes |
| 54 | Porsche 917 K | 917-007 | S5.0 | Jürgen Neuhaus (D)/Helmut Kelleners (D) | Gesipa Racing Team (D) | DNF | 9th | 9 laps - Wheel Bearing |