1970mustang 351c

[Shotaro]

I want to change the automatic transmission to the 1970 Mustang 351c. Currently, the c6 automatic is attached, but I would like to hear about the change of the 4-speed automatic. Is there a bolt-on?
200660

[dhutton]

Something like this?

https://www.ebay.com/itm/351944481508

Don