This supercharger came off a 2008 Jaguar XJ V8 with part# 4H33-6F066-BB. The supercharger looks to be in good condition, the bearings feel smooth when turning over the pulley. This will fit 2009 Jaguar XF, 2008-2009 Jaguar XJ and 2004-2007 XJR, please make sure to match your model before purchasing. If you have any questions regarding the supercharger please ask.