This Lakewood cast aluminum bellhousing kit connects Big Block Mopar engines to Mopar 3-Speed and 4-Speed Transmissions (A-833, A-903, A-250, and A-230) or Ford-style TKX and TKO transmissions. Designed as a compact, lightweight option for transmission swaps or upgrade. It can use either a 130 or 143-tooth flywheel and a 10.5 or 11-inch clutch. It is suited for factory-style mechanical or hydraulic clutch actuation and has dual starter positions to provide ultimate combination options and fitment. Tested with O.E. (original equipment) style single disc 11-inch clutch. Included alignment ring sizes are 4.345 inch, 4.807 inch, and 4.850 inch I.D. (inside dimension). Also included in the kit: Clutch fork brackets, clutch fork boot, inspection dust cover, and all hardware.