The Mercedes-AMG GT and Porsche 911 have been locking horns for over a decade. Here are the best shots from their latest skirmish Has Mercedes-AMG, with its twin-turbo V8-engined GT55, finally produced a sports car to best the Porsche 911? We took it and the latest 992.2 Porsche 911 Carrera S to the UK's North Pennines to find out in the April issue of evo, and these are the be... [2752 chars]