Ford Performance M-6375-G46A Flywheel

4.6L 8 BOLT BILLET STEEL MUSTANG FLYWHEEL Material/Weight: Billet Steel 29 lbs Clutch Damper assembly counter bore: 6.25" Ring Gear: 164-tooth Crank Bolts: 8-bolts Unbalanced: 0 oz.-in. Fits 8-bolt crank 4.6 Mustang with 10.5" clutch and some 11" clutch application with 6-bolt pressure plate. Does not fit 2005-2013 Mustang production clutch disc. Meets SFI 1.1