This bellhousing is designed for street, strip and circle track applications. Built from high quality grade steel, the cone is spun not stamped or rolled making this bellhousing dimensionally stable and accurate. This bellhousing will fit Mopar big block 383, 400, 426, 440 engines with 3/4 speed transmissions. 7.4 in deep will clear 130 tooth flywheel with 11 in clutch. Weighs 22 pounds. S.F.I. 6.1 certified. Fork bracket, block plate and Grade 8 hardware included. Made in America. Other applications available.