Kalendar Perlumbaan Litar Lumba Sandown 2005
| Tarikh | Siri Perlumbaan | Bulatan | Nama Acara |
|---|---|---|---|
| 9 September - 11 September | Kejuaraan Supercars Selesai | Round 10 | Betta Electrical 500 |
| 9 September - 11 September | Piala Porsche Carrera Australia Selesai | Round 6 | Betta Electrical Sandown 500 |