Stop in for a cup of coffee

Yes, cooler routes into the bottom of the radiator. Radiator was reconditioned and installed in 2005

There's a guy up your way with a 904 out-of-car ... unknown functionality... for $100 maybe a candidate to do a rebuild on (???) I have ZERO idea what I'm doing so I may be talking crazy.
Is that trans special for the pushbutton? Or will any 904 from a slanty work?