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2Federal-Mogul introduces new friction reducing piston rings for DI engines

While developments like HCCI and EcoMotors OPOC engines get plenty of attention in the drive to increased efficiency, there is still plenty of room for improvement in more traditional engine architectures. Reducing internal friction is a prime target for improvement that is being tackled in several ways, including coats, surface finishes and lubricants.

11Audi introduces lighter, more efficient 3.0L V6 turbodiesel, can cut consumption by 20%

At its annual technology day in Ingolstadt yesterday, Audi revealed more information about its redesigned 3.0-liter V6 turbodiesel engine. The refreshed powerplant will be appearing in an array of products from the Volkswagen Group this year, including the new Touareg, Cayenne and the Porsche Q7 update.

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