Chevrolet Big-Block LS4, Engine
| Engine capacity | 7,443 cm³ |
| Maximum power (range), hp | 270 - 275 |
| Maximum torque, N*m (kg*m) at rpm. | 529 (54) / 2800 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 21.7 - 25.6 |
| Engine type | V-shaped, 8-cylinder |
| Additional engine information | OHV, Rochester 4-bb carburetor |
| Maximum power, hp (kW) at rpm | 270 (199) / 4000 |
| Compression Ratio (Range) | 8.5 |
| Cylinder diameter (range), mm | 108 |
| Piston stroke (range), mm | 101.6 |
| Cooling system (range), l | 20.8 |
| Engine lubrication system (range), l | 5.7 |
| Number of valves per cylinder (range) | 2 |