The Dodge Durango 4.7-liter engine on 2004 to 2009 models features 303 horsepower at 5,650 RPM and a torque of 330 lb/ft at 3,950 RPM. The 4.7-liter engine on Durangos released between 2000 and 2003 has 235 horsepower at 4,800 RPM and a torque of 295 lb/ft at 3,200 RPM.
Both 4.7-liter engines feature V8 configurations. The engines have a 3.66 bore and a 3.4 stroke. Each engine uses a sequential fuel injection system and a single overhead cam valve train. The individual cylinders in both engines have two valves, for a total of 16.
The 2004 to 2009 4.7-liter Durango engine gets an average of 13 mpg in the city and 18 mpg on the highway. It has a compression ratio of 9.0 and features a flex-fuel design. The engine is available on five-speed and automatic Durango models.
In terms of fuel economy, the 2000 to 2003 4.7-liter Durango engine gets an average of 13 mpg in the city and 17 mpg on the highway, for an average of 15 mpg. The compression ratio of the Durango engine is 9.1.
The 4.7-liter engine is included on some first-generation Dodge Durango models released between 2000 and 2003. An updated version is available on second-generation Durango models that were manufactured between 2004 and 2009.