Here are some more part #s you should check into for greater reliability.
8685044 One piece apply plate for the 3-4 stack (replaces failure prone 3 piece. $6)
8585043 A little heavier duty apply ring than whats normally found in a 700 ($14).
24200290 3-4 apply piston with molded rubber seal. Replaces piston that has seperate seal which can blow off under high press/hi po driving ($27).
24205272 Forward piston with molded rubber seal. Ditto on the reason for upgrade as above piston ($27)
24210961 High torque input sprag assembly package. Used on H2s and includes sprag, overrun clutch hub, retainer, inner/outer races, snap ring, and sun gear ($168).
24217328 Torrington roller bearing coversion for the reaction shaft to shell. Replaces a bronze thrust washer that can fail when driving "spiritedly" ($9)
8642191 Another torrington roller bearing replacement for thrust washer for the front planet and reaction carrier shaft ($4).
The "kit" for clutches, steels, seals, and gaskets for hi po use I like is from Transtar and is about $285.00 which includes blue plate clutches, Kolen steels, and a High Energy 2/4 band (wider 2/4 band). Part # K6100HP
HTH
You rock!!!
2008 MazdaSpeed 3 GT daily driver
301 WHP, many mods
255/35/18 tires and 18x9 wheels to come