GAZ ГАЗ-51, Engine
| Engine capacity | 3,485 cm³ |
| Maximum power (range), hp | 70 - 82 |
| Maximum torque, N*m (kg*m) at rpm. | 201 (21) / 1500 |
| Fuel used | Natural gas |
| Fuel consumption, l/100 km | 25 - 30 |
| Engine type | In-line, 6-cylinder |
| Additional engine information | Carburetor |
| Maximum power, hp (kW) at rpm | 70 (51) / 2800 |
| Compression Ratio (Range) | 6.2 |
| Cylinder diameter (range), mm | 82 |
| Piston stroke (range), mm | 110 |
| Valve drive | SV |
| Number of valves per cylinder (range) | 2 |