Lakewood safety bellhousing's are designed for maximum performance and durability. They are laser cut to improve speed and accuracy of manufacturing. They are roto-brated after welding and hydro-formed to relieve any stress created during manufacturing. They are S.F.I. 6.1 certified. Durable powdercoated finish for years of corrosion free service. This 7.5. in deep bellhousing is designed to fit the 1959 to 1978 big block Chrysler 383, 400, 413, 426, 440 CID with mechanical clutch linkage. Fits most Chrysler New Process transmission. Transbore 5.6 in. Mig welded thread inserts for transmission welding. Other applications available. Block plate and Grade 8 hardware included.