…Continuing onward!
Now that my boxes have been exported from my modeling software to FBX I can import it into UE4.
When you import there are several options to give you different results.
In the advanced options of the FBX import options you can select “Combine Meshes,” Usually enabled by default if you’ve not imported anything prior in this project.
Doing this will combine what was originally the two objects in my modeling software into one. The pivot point will be the world origin of the modeling software (0,0) The pivot points of the individual pieces no longer exists.
…More images and post to come