Buick GM Buick Big-Block 455, Engine
| Engine capacity | 7,468 cm³ |
| Maximum power (range), hp | 175 - 370 |
| Maximum torque, N*m (kg*m) at rpm. | 454 (46) / 2200 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 21.9 - 30.4 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Rochester 4MV 4-barrel carburetor |
| Maximum power, hp (kW) at rpm | 175 (129) / 3400 |
| Compression Ratio (Range) | 7.9 - 10.5 |
| Cylinder diameter (range), mm | 109.54 |
| Piston stroke (range), mm | 99.06 |
| Cooling system (range), l | 17.7 - 18.6 |
| Engine lubrication system (range), l | 3.8 - 4.7 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |