Porsche launches a new GT4 race car based on the 911. It has a flat-ix engine with 512 horsepower and a six-speed sequential gearbox. Here are the details.

Porsche launches a new GT4 race car based on the 911. It has a flat-ix engine with 512 horsepower and a six-speed sequential gearbox. Here are the details.

Porsche amplia la propria offerta nel motorsport presentando la nuova 911 GT4 R, la prima vettura da competizione della categoria GT4 sviluppata sulla piattaforma della 911. (ANSA)