Buick LW9, Engine
| Engine capacity | 2,980 cm³ |
| Maximum power (range), hp | 171 |
| Maximum torque, N*m (kg*m) at rpm. | 256 (26) / 4400 |
| Fuel used | Gasoline AI-92 |
| Engine type | V-shaped, 6-cylinder |
| Additional engine information | MPFI |
| Maximum power, hp (kW) at rpm | 171 (126) / 5200 |
| Compression Ratio (Range) | 9 |
| Cylinder diameter (range), mm | 89 |
| Piston stroke (range), mm | 80 |
| Valve drive | SOHC |
| Number of valves per cylinder (range) | 2 |