| Véhicule | Période | Puissance | Cylindrée |
|---|
| FIAT UNO (146_, 158_) 1.3 Super Diesel | 01.1983 > 12.2013 | 45 hp (33 kw) | 1302 cm³ |
| FIAT UNO (146_, 158_) 1.3 Turbo i.e. | 01.1983 > 12.2013 | 99 hp (73 kw) | 1301 cm³ |
| FIAT UNO (146_, 158_) 1.3 Turbo i.e. | 01.1983 > 12.2013 | 105 hp (77 kw) | 1301 cm³ |
| FIAT UNO (146_, 158_) 1.3 Turbo i.e. | 01.1983 > 12.2013 | 101 hp (74 kw) | 1301 cm³ |
| FIAT UNO (146_, 158_) 1.4 Turbo i.e. | 01.1983 > 12.2013 | 118 hp (87 kw) | 1372 cm³ |
| FIAT UNO (146_, 158_) 1.4 Turbo i.e. | 01.1983 > 12.2013 | 112 hp (82 kw) | 1372 cm³ |
| FIAT UNO (146_, 158_) 1.9 D | 01.1983 > 12.2013 | 60 hp (44 kw) | 1929 cm³ |
| FIAT UNO (146_, 158_) 45 0.9 | 01.1983 > 12.2013 | 45 hp (33 kw) | 903 cm³ |
| FIAT UNO (146_, 158_) 45 1.0 (146A.ED) | 01.1983 > 12.2013 | 44 hp (32 kw) | 999 cm³ |
| FIAT UNO (146_, 158_) 45 i.e. 1.0 (146E, 146A) | 01.1983 > 12.2013 | 45 hp (33 kw) | 999 cm³ |
| FIAT UNO (146_, 158_) 50 1.1 | 01.1983 > 12.2013 | 50 hp (37 kw) | 1108 cm³ |
| FIAT UNO (146_, 158_) 50 1.1 | 01.1983 > 12.2013 | 50 hp (37 kw) | 1116 cm³ |
| FIAT UNO (146_, 158_) 50 i.e. 1.1 | 01.1983 > 12.2013 | 49 hp (36 kw) | 1116 cm³ |
| FIAT UNO (146_, 158_) 55 1.1 | 01.1983 > 12.2013 | 54 hp (40 kw) | 1116 cm³ |
| FIAT UNO (146_, 158_) 60 1.1 | 01.1983 > 12.2013 | 57 hp (42 kw) | 1108 cm³ |
| FIAT UNO (146_, 158_) 60 1.1 (146A.EG) | 01.1983 > 12.2013 | 58 hp (43 kw) | 1116 cm³ |
| FIAT UNO (146_, 158_) 60 Diesel 1.7 | 01.1983 > 12.2013 | 60 hp (44 kw) | 1698 cm³ |
| FIAT UNO (146_, 158_) 60 Diesel 1.7 (146E) | 01.1983 > 12.2013 | 57 hp (42 kw) | 1698 cm³ |
| FIAT UNO (146_, 158_) 70 1.3 | 01.1983 > 12.2013 | 68 hp (50 kw) | 1302 cm³ |
| FIAT UNO (146_, 158_) 70 1.3 | 01.1983 > 12.2013 | 65 hp (48 kw) | 1302 cm³ |
| FIAT UNO (146_, 158_) 70 S 1.4 | 01.1983 > 12.2013 | 71 hp (52 kw) | 1372 cm³ |
| FIAT UNO (146_, 158_) 70 TD 1.4 | 01.1983 > 12.2013 | 71 hp (52 kw) | 1367 cm³ |
| FIAT UNO (146_, 158_) 70 i.e. 1.4 | 01.1983 > 12.2013 | 70 hp (51 kw) | 1372 cm³ |
| FIAT UNO (146_, 158_) 70 i.e. 1.4 | 01.1983 > 12.2013 | 72 hp (53 kw) | 1372 cm³ |
| FIAT UNO (146_, 158_) 75 i.e. 1.5 | 01.1983 > 12.2013 | 75 hp (55 kw) | 1498 cm³ |