8:00 am15 Dec 2011
Dream Car | Porsche 918 RSR
Combining what it has learned from the GT3 R Hybrid racecar with the 918 Spyder concept, Porsche has unveiled the 918 RSR Coupe at the 2010 Detroit Auto Show. The 918 RSR is a racecar designed to compete in the 24 Hours of LeMans that makes use of a KERS (kinetic energy recovery system) for additional...