The all-new 3.6L Pentastar® V6 engine features variable valve timing with an estimated 23 mpg hwy^{2011_durango_fuel_eco}. The smooth engine comes standard with a state-of-the-art five-speed automatic transmission.

Some of 3.6L V6 key features:

• Lightweight aluminum construction
• Dual Independent camshaft phasing for improved fuel economy and performance
• Variable valve timing technology
• Long life spark plugs and high-energy coil-on ignition system helps reduce the cost of ownership.
• Ultra-low tension piston rings for reduced friction
• Structural oil pan for reduced noise
• Equal length exhaust for improved exhaust note and improved performance

The legendary 5.7L HEMI® V8 engine features variable valve timing as well, and pumps out an astounding 360 horsepower, and delivers 20 mpg hwy^{2011_durango_fuel_eco_2}. With 390 lb-ft of torque, you have the get-up-and-go you need for everyday driving and power when you need it for freeway passing. Ease off the pedal a bit and the multi-displacement system automatically and seamlessly kicks in and uses only four cylinders to keep more in the tank.

Some of 5.7L HEMI V8 key features:

• Variable valve timing technology
• New dual exhaust
• 7,400 lb (4x2)

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