PORSCHE UPDATES RS SPYDER.(Competition)

Porsche unveiled the next evolution of its RS Spyder LMP2 car at the Paris motor show, and it's a fairly mild evolution of the car that has won five times in the American Le Mans Series this season. The monocoque and bodywork are still carbon fiber and Kevlar, delivering a dry weight of 1705 pounds.

The 3.4-liter V8 is again restricted by inlet size to 480 hp. The difference from the 2006 car rests primarily in the aerodynamics, says Hartmut Kristen, director of Porsche Motorsport. The package generates more downforce without increasing drag. As important, the aero devices were ...

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