Agincourt Chrysler Jeep

New Pentastar V-6 Engine to debut in 2011 Jeep Grand Cherokee
by Communiqué de Presse Chrysler / Daimler Chrysler

Press release

Chrysler LLC introduced today an all-new line of V-6 engines that will improve fuel efficiency across the Chrysler, Jeep and Dodge lineup by 8 percent on average compared with previous Chrysler V-6 engines. This more refined and fuel-efficient V-6 engine will ultimately replace seven current Chrysler V-6 engines.

The new 3.6-liter V-6 engine--named Pentastar--is part of the company's overall $3 billion powertrain offensive. It will first be offered in the all-new 2011 Jeep Grand Cherokee, unveiled today at the New York International Auto Show and at the Jeep Safari in Moab, Utah.

"Chrysler's all-new 3.6-liter Pentastar V-6 engine will offer our customers improved fuel economy, refinement and increased performance across the Chrysler, Dodge and Jeep vehicle lineup," said Frank Klegon, Executive Vice President--Product Development, Chrysler LLC. "At the same time, replacing seven current engines with one engine will result in increased flexibility, more efficient operations and significant cost savings to the company."

The Pentastar is an all-new design, featuring double-overhead camshafts (DOHC) and a high-pressure die-cast aluminum cylinder block in a 60-degree configuration.

The new line of Pentastar V-6 engines will improve fuel efficiency across the Chrysler, Jeep and Dodge lineup by 8 percent on average compared with previous Chrysler V-6 engines.

In the all-new 2011 Jeep Grand Cherokee, the all-new 3.6-liter Pentastar V-6 engine will deliver 280 horsepower (209 kW) at 6,400 rpm and 260 lb.-ft. (353 N.m) of torque at 4,800 rpm--an increase of 33 percent in horsepower and 11 percent in torque over its predecessor--while providing an 11 percent fuel economy improvement.

"The all-new Pentastar is the most advanced six-cylinder engine Chrysler has ever offered," said Bob Lee, Vice President--Powertrain Product Team. "This new family of engines uses an architecture conceived with future technology growth and integration in mind."

The new Pentastar V-6 also will contribute a 2 mpg increase to Chrysler's CAFE by 2015, resulting in fewer greenhouse gas emissions and a reduction in oil dependence.

Customers Benefit: Fuel Efficiency, Refinement, Quality, Low Cost of Ownership

During the initial goal setting for the Pentastar program, Chrysler engineers benchmarked the industry's leading engines to set functional targets. The result is an all-new engine that delivers truly world-class customer attributes.

Chrysler's all-new 3.6-liter Pentastar V-6 engine design features a double-overhead cam (DOHC), narrow included valve angle, cylinder head and high-flow intake and exhaust ports.

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