The power unit of PORSCHE 911 GT3RSR, which made 1-2 finish in GT2 class from pole in round 7 of? American Le Mans series at Road America, is incredible evolution 4liter version. Since Ferrari 430 GTC came out, PORSCHEs has given up with speed, and letting Ferraris to occupy podium even in this season but now the situation is going reverse with putting this new engine in. Noteworthy competition of LMP1 and LMP2 class has ended with 1-2 finish of Audi R10 TDi, and Acura ARX-01B which even came in 3rd overall, beat PORSCHE RS Spyder in LMP2. Fuji 1000km race of Asian Le Man series will be held in next year’s 1st of November, so real hot competition of Le Mans series would be something worth to watch!