With official details and images of the 2012 Porsche 911 already released, our European photographers managed to capture spy photos of the upcoming 911 Turbo version testing at the Nurburgring.

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Engine specifications for the new 911 Turbo are yet to be officially released, but not doubt it will feature a turbocharged flat-six engine of some capacity. We're told it will produce around 420kW, about the same as the Ferrari 458 Italia and near the Chevrolet Corvette ZR1.

More details on the Porsche 911 Turbo.

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