Pontiac GM Pontiac V-8 428, Engine
| Engine capacity | 6,998 cm³ |
| Maximum power (range), hp | 360 - 390 |
| Maximum torque, N*m (kg*m) at rpm. | 626 (64) / 3400 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 23.8 - 30.3 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Carter 4-barrel carburetor |
| Maximum power, hp (kW) at rpm | 360 (265) / 4600 |
| Compression Ratio (Range) | 10.75 |
| Cylinder diameter (range), mm | 104.7 |
| Piston stroke (range), mm | 101.6 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |