Pontiac GM Pontiac V-8 400, Engine
| Engine capacity | 6,558 cm³ |
| Maximum power (range), hp | 230 - 350 |
| Maximum torque, N*m (kg*m) at rpm. | 441 (45) / 3200 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 21.9 - 27.2 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Carburetor 4-barrel |
| Maximum power, hp (kW) at rpm | 230 (169) / 4400 |
| Compression Ratio (Range) | 8.6 - 10.75 |
| Cylinder diameter (range), mm | 104.68 |
| Piston stroke (range), mm | 95.25 |
| Cooling system (range), l | 16.8 - 21.8 |
| Engine lubrication system (range), l | 5.7 - 6.6 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |