| Model | Date of manufacture | Power, kWt | Power HP | Volume cc | Type of construction |
|---|---|---|---|---|---|
| FIAT Series 400 416 | .0 - ... | 66 | 90 | 4678 | |
| FIAT Series 400 416A | .0 - ... | 81 | 110 | 4678 | |
| FIAT Series 400 418, 418A, 418AL | .0 - ... | 140 | 190 | 9820 | |
| FIAT Series 400 410, 410A | .0 - ... | 127 | 173 | 11548 | |
| FIAT Series 400 411 | .0 - ... | 110 | 150 | 10676 | |
| FIAT Series 400 411/1 | .0 - ... | 130 | 177 | 11548 | |
| FIAT Series 400 421A | .0 - ... | 184 | 250 | 13798 |