Porsche has officially presented the new Porsche 911 GT3 R, the thoroughbred race car which is based on the road-legal 991 GT3 RS (991.2) and uses a largely identical 4.0-liter flat-six engine linked to a sequential six-speed gearbox. Compared to the version used in the previous 911 GT3 R, the engine delivers 50 additional horses […]
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