8" convertor (TCC or PTC, a good race unit is a MUST), Billet steel front drum (holds 6 clutches and has better piston/spring setup and uses the Hemi width kickdown band), four gear plantaries, bolt in sprag, manual valve body, deep pan and pick-up, high flow filter, servos from MRRANDYG on Moparts (he makes them for several larger shops like John Cope), lock the accumulator from moving with a rod, remove the goveror weights, 4.2 kickdown lever, use a hard brass thrust washer between the input and output shafts.
