Includes upgraded 7 clutch direct drum, wide Carbon overdrive band, large A type overdrive servo assembly, hardened 300M one piece input shaft, 4 clutch intermediate clutch, reinforced sun gear assembly and custom valve body reprogramming. Full lock up is retained with lock up style converter. Must be used with non lock up style torque converter with 31 spline turbine. Choose from 2 different shift patterns. Stock shift pattern PRN OD/D/1, or hold manual 1st and 2nd PRN OD/2/1. Overdrive lockout position will hold 2nd gear.