Buick GM Buick 231 Turbo, Engine
| Engine capacity | 3,791 cm³ |
| Maximum power (range), hp | 276 |
| Maximum torque, N*m (kg*m) at rpm. | 488 (50) / 3000 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 11.8 |
| Engine type | V-shaped, 6-cylinder |
| Additional engine information | SFI |
| Maximum power, hp (kW) at rpm | 276 (203) / 4400 |
| Compression Ratio (Range) | 8 |
| Cylinder diameter (range), mm | 96.52 |
| Piston stroke (range), mm | 86.36 |
| Supercharger | Turbine |
| Valve drive | OHV |
| Number of valves per cylinder (range) | 2 |