* 4.4L V8: This was the base engine option, producing 300 horsepower and 315 lb-ft of torque.
* 4.2L Supercharged V8: This engine was available in the HSE trim and produced 390 horsepower and 410 lb-ft of torque.
* 4.4L Turbocharged Diesel V8: This engine was available in the TD6 trim and produced 275 horsepower and 443 lb-ft of torque.
To know exactly which engine is in a specific 2006 Range Rover Sport, you would need to check the vehicle's VIN (Vehicle Identification Number).
