Chevrolet GM Chevrolet Turbo-Fire 409, Engine
| Engine capacity | 6,702 cm³ |
| Maximum power (range), hp | 340 - 425 |
| Maximum torque, N*m (kg*m) at rpm. | 555 (57) / 3600 |
| Fuel used | Gasoline AI-91 |
| Fuel consumption, l/100 km | 20.8 - 26.5 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Rochester 4-barrel carburetor |
| Maximum power, hp (kW) at rpm | 340 (250) / 5000 |
| Compression Ratio (Range) | 10 - 11.25 |
| Cylinder diameter (range), mm | 109.54 |
| Piston stroke (range), mm | 88.9 |
| Cooling system (range), l | 17.5 |
| Engine lubrication system (range), l | 4.7 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |