Fits 8-bolt crank 4.6L and 5.0L Coyote engines with 10.5" clutch or 11" clutch applications Drilled for 6-bolt or 9-bolt pressure plate. Billet Steel 20 lbs total weight Replaces M-6375-G46A saves 9lbs 7.050" Clutch Damper assembly counter bore 164-tooth ring gears 8-bolt crank pattern 0 oz.-in. balance Does not fit 2005-2015 Mustang production clutch disc. Meets SFI 1.1