Alfa Romeo AR 61503, Engine
| Engine capacity | 2,959 cm³ |
| Maximum power (range), hp | 192 |
| Maximum torque, N*m (kg*m) at rpm. | 250 (26) / 4500 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 9.2 |
| Engine type | V-shaped, 6-cylinder |
| Maximum power, hp (kW) at rpm | 192 (141) / 5800 |
| Number of valves per cylinder (range) | 2 |