Car purchased directly from Porsche Motorsport in 2008. Actually, car has mounted all upgrade to 2011. 4.0-liter engine with 31.6 mm restrictors (maximum possibility of evolution from Porsche Motorsport-high compresion) with 20 hours of use. Gearbox reviewed by Porsche Motorsport with 15 hours of use and mechanical differential. The car includes the memory card and the Bosch USB WinDarab (electronic options of Porsche Motorsport).MOTEC 16 MB datalogger. Many spare parts available.