GM used the same box from 64-88, 800 series box, fits different configs depending on the car, rag joint for some, pitman arm placement for others and then some got hose fittings changes,
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68 SS Camaro LSX/T56 in work, SMD subframe, , DSE Mini tubs, Fikse Profil 13's, Alston G Link, and other parts!! ,