Help me to decide if keeping MVB

I thought transgo made a auto/manual shift kit but can’t see one. Cheetah makes an auto/manual valve body that allows auto/D drive and forward manual shift through all gears on our 727s so you can drive it either way.
converters
Says converters but the link will bring you to the valve body page.
CHEETAH Pro Street Manual/Automatic

Provide full manual control or permit automatic operation. Features positive shifts. Maintains stock shift pattern. Manual low gear anytime (Except Ford C4. Requires vacuum modulator hook-up with transmissions equipped originally with modulator. Passing gear linkage hook-up required on Torqueflite/Torque-Command and TH200 Transmissions. The kit includes valve body assembled where applicable and/or valve body with spacer plate, valve body gaskets, pan gasket(s) and step-by-step installation instructions.