Pontiac GM Pontiac 400 L65, Engine
| Engine capacity | 6,558 cm³ |
| Maximum power (range), hp | 170 - 265 |
| Maximum torque, N*m (kg*m) at rpm. | 420 (43) / 2100 |
| Fuel used | Gasoline Regular (AI-92, AI-95) |
| Fuel consumption, l/100 km | 20.9 - 22.2 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | Rochester 2-barrel carburetor |
| Maximum power, hp (kW) at rpm | 170 (125) / 3600 |
| Compression Ratio (Range) | 8.2 |
| Cylinder diameter (range), mm | 104.68 |
| Piston stroke (range), mm | 95.25 |
| Cooling system (range), l | 17.6 - 21.2 |
| Engine lubrication system (range), l | 5.7 |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |