Alfa Romeo AR 30146, Engine
| Engine capacity | 1,490 cm³ |
| Maximum power (range), hp | 105 |
| Maximum torque, N*m (kg*m) at rpm. | 133 (14) / 4000 |
| Fuel used | Petrol |
| Engine type | Horizontally opposed, 4-cylinder |
| Additional engine information | Carburetor |
| Maximum power, hp (kW) at rpm | 105 (77) / 6000 |
| Cylinder diameter (range), mm | 84 |
| Piston stroke (range), mm | 67.2 |
| Number of valves per cylinder (range) | 2 |