Now this is the kind of rumor we can sink our teeth into. Autocar is reporting that a new 911 GT3 will be debuting at Geneva in March, bringing with it a new 4.0-liter flat-six engine, and the return of the manual transmission option. It may not be the exact same motor found in the GT3 RS or 911 R, but Autocar says it should … Continue reading Porsche Is Going Upgrade Crazy; 500 HP 911 GT3, 650 HP 911 GT2, and 430 HP Cayman GT4 RS