Alfa Romeo 108U, Engine
| Engine capacity | 1,760 cm³ |
| Maximum power (range), hp | 55 |
| Maximum torque, N*m (kg*m) at rpm. | 101 (10) / 2200 |
| Fuel used | Diesel fuel |
| Engine type | In-line, 4-cylinder |
| Maximum power, hp (kW) at rpm | 55 (40) / 4000 |
| Compression Ratio (Range) | 22 |
| Cylinder diameter (range), mm | 79.4 |
| Piston stroke (range), mm | 88.9 |
| Number of valves per cylinder (range) | 2 |