QuickTime (RM-8020) Bellhousing Weight is 20 pound and 5.555 inches in height Clutch diameter 11 inches and uses 168 teeth flywheel Fits Chevy LS-1, LS-2, LS-3, LS-6, LS-7 and LS-9 engines Fits T56/Chevy LS-1, and Chevy T56 Magnum transmissions SFI certified at 6.1; full engine plate and grade 8 bolts included