Fitment InformationFord Mustang GT 4.6 V8 GAS FI | SOHC | Naturally Aspirated (2005, 2006, 2007, 2008, 2009, 2010)Ford Mustang Shelby GT 4.6 V8 GAS FI (2007, 2008)Ford Mustang Bullitt 4.6 V8 GAS FI (2008, 2009)NoteAftermarket 26 spline.Specs & Features Torque Capacity (ft/lbs.): 505 (Torque Capacity is measured at the Engine/Crank)Torque Capacity Over OE: 21%Disc Material: OrganicClutch Disc Diameter (Inches): 11Clutch Disc Diameter (Millimeters): 280Input Shaft Diameter (inches): 1.125Pressure Plate Type: SportACT HD pressure plates: Boost