| ALFA ROMEO 166 (936_) 2.0 V6 (936A3___) | 1998-09 - 2000-10 | 151kW / 205HP |
| ALFA ROMEO 166 (936_) 2.5 V6 24V (936A21__) | 2000-10 - 2007-06 | 138kW / 188HP |
| ALFA ROMEO 166 (936_) 2.5 V6 24V (936A2___) | 1998-09 - 2006-12 | 140kW / 190HP |
| ALFA ROMEO 166 (936_) 3.0 V6 24V (936A11__) | 2000-10 - 2007-06 | 162kW / 220HP |
| ALFA ROMEO 166 (936_) 3.0 V6 24V (936A1000, 936A1001) | 1998-09 - 2007-06 | 166kW / 226HP |
| ALFA ROMEO 166 (936_) 2.4 JTD (936A2A__) | 1998-09 - 2000-10 | 100kW / 136HP |
| ALFA ROMEO 166 (936_) 2.4 JTD (936A2B__) | 2000-10 - 2007-06 | 103kW / 140HP |
| ALFA ROMEO 166 (936_) 2.4 JTD (936AXA00, 936A3B00) | 2002-04 - 2007-06 | 110kW / 150HP |