* 2.5L I4: This was the base engine, producing 175 horsepower and 171 lb-ft of torque.
* 3.0L V6: This option offered more power, generating 240 horsepower and 218 lb-ft of torque.
* 3.5L V6: This was the most powerful engine available, putting out 263 horsepower and 249 lb-ft of torque.
To know the specific engine in your 2011 Ford Fusion, you'd need to check the vehicle identification number (VIN) or the car's documentation.