Advice on Swap to Dot 5 - New MC

Distripution block or safety switch block
rear is single line out/

Nope. just tees the front and feeds through for the rear.

Well you can look over the material from Cheysler and make your own decisions about everyone's knowledge. ;)

You've got a point there. Most of what you hear in circles comes from the circle and not the source.

Goin' to check out the source materials now.