Porsche Launches New 911 GT3 RSR Endurance Racer
Porsche has unveiled an updated version of its 911 GT3 RSR racecar, which will participate in next year’s GT Championship. The German firm's engineers modified the exhaust system and air intake housing, with the 4.0-liter boxer powerplant delivering 5 more horsepower, for a total of 455 hp at 7,800 rpm. While the power increase isn't much of an improvement, Porsche claims that the six-cylinder
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New Cars,
Porsche,
Porsche 911,
racing
