Porsche Motorsport recently announced that it is ending development of the current 997-based 911 GT3 RSR used in the American Le Mans Series in preparation of the new car. Porsche also revealed ...

Although the machine is labeled with the 2012 designation, the latest GT3 RSR is actually still based on the 997 model, not the latest 991 variant of Porsche's long-running 911 model range.

The Thornley Kelham Porsche 911 European RS attempts to mix the character of a 997 4.0 RS with the visual brawn of a 2.8 RSR ...