Fiat 149A2.000, 149A4.000, Engine
| Engine capacity | 1,585 cm³ |
| Maximum power (range), hp | 100 |
| Maximum torque, N*m (kg*m) at rpm. | 133 (14) / 3800 |
| Fuel used | Gasoline AI-92 |
| Fuel consumption, l/100 km | 7.9 |
| Engine type | In-line, 4-cylinder |
| Additional engine information | Carburetor |
| Maximum power, hp (kW) at rpm | 100 (74) / 5900 |
| Compression Ratio (Range) | 9.3 |
| Cylinder diameter (range), mm | 84 |
| Piston stroke (range), mm | 71.5 |
| Valve drive | OHC/SOHC |
| Number of valves per cylinder (range) | 2 |