its predecessors parts have been redesigned for the new model only the seats the clutch and some parts of the suspension are the same but porsche standing by its drive technology with a 6 cylinder naturally aspirated engine. has called so linden up porsche motorsports explains that they've redesigned their for leader as a brand new 4.2 liter engine the most powerful boxster ever factory installed in a 9 eleventh's so they're carrying on the boxster tradition and they are as sharp as the engine has no power at the needs to be competitive and that was there anything. now the exhaust pipes exit on the sides and front of the rear wheel that saves weight and helps the aerodynamics when making room for a larger diffuser at the rear as per the original power rating the 911 r.s.r. achieves 515 horsepower its debut is due for the fia w e c c. and start in