78 Complete Super Six with A904 Trans

I am pulling the Leaning Tower of Power to put in a 392.
My super six has about 79k miles and the transmission has just over 25k miles. They are different because I pulled the original trans to put a Transgo shift kit in. It was my first shift kit and I was concerned that I would mess it up. I found a great deal on a NOS transmission, modified the valve body of the NOS trans and put that one in.
When I pulled the trans, I replaced the engine mounts with polyurethane spool inserts. The mounts...

78 Complete Super Six with A904 Trans
Author: twali40