With that transmission, I assume your thinking low pump pressure?
Does that also have a rear pump? and does that given driven by the tailshaft only?
Throttle 'kickdown' Shift linkage ?
That and the governer determine how the valves move.
Lemme look in a 66 book.
Thanks Mat.
Don't burn cycles looking. Little shop of Mopar horrors is gonna be closed for a while. Appreciate it though