I think, without measuring mine that this is probably the closest in size to the OEM on my truck. 5.75" x 11.25" i think it was. It is for a 19000 lb GVWR which is overkill, but at least it bypasses until the trans reaches operating temps.
IPT Performance Transmissions Torque Converters and Transmission Parts for Ford, GM, Chrysler, and Import vehicles
Herbicidal, would you consider this one a thermostatically controlled unit?
I beleive that's what you recomended, isn't it? TCU.