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132008 Porsche 911 GT2 introduction: Engine technology

Squeezing 480 HP from a 3.6L flat-six is an impressive feat, and the latest 911 Turbo does it with a level of sophistication, refinement, and reliability that would have been thought impossible just a few years ago. Everything is relative, though, and "more" is always the operative word when it comes to Porsche's GT2. So, how does one squeeze fifty additional ponies from an such a powerplant? Considering all the different challenges - emissions, durability, drivability, and fuel economy - it's c

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