Fiat 159 A3.048, Engine
| Engine capacity | 1,581 cm³ |
| Maximum power (range), hp | 75 - 78 |
| Maximum torque, N*m (kg*m) at rpm. | 124 (13) / 3000 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 7.9 |
| Engine type | In-line, 4-cylinder |
| Maximum power, hp (kW) at rpm | 75 (55) / 6000 |
| Compression Ratio (Range) | 9.2 |
| Cylinder diameter (range), mm | 86.4 |
| Piston stroke (range), mm | 67.4 |
| Valve drive | OHC |
| Number of valves per cylinder (range) | 2 |