ï As used in the 2008 Mustang FR500CJ race car ï Fits in factory location on 2007-2010 SVT Mustang ï Twin 63.5mm bore (stock SVT Mustang is twin 60mm) ï Tested to over 800 hp in 2007-2009 SVT Mustang applications ï Precision machined from billet aluminum to ensure consistency ï Polished finish with machined Ford Racing logo ï Tested to Ford original equipment specifications for cold and hot weather ï Fully assembled, complete with throttle position sensor and actuator ï Uses OE gears to prevent gear bind and wear