Thr Hydramatic had a water-to-fluid cooler mounted near the transmission, with lines resembling heater hoses carrying coolant to it. The 1950 Powerglide I'm currently working on has a similar cooler built into the lower radiator hose.
Jerry


"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!