Alright folks, ...
1.) I have updated the parts section with the new gold plated pins. These did solve my intermittent connection issues. The gold plating just adds a bit more meat to them, and they match up perfectly to the stock coil pack pins now.
2.) I more/less completed the mounting solution today. It just needs a little grinding/wheeling and then it should be ready. I am leaning towards painting it vs. powder coating just in the name of saving some money. I have a bunch of rust bullet around too, so I can use that.
I didn't realize I was out of argon, so I had to use my MIG and.. well it could have turned out better, but it'll do. I'll copy/paste what I put into the guide below.
3.) I need to figure out plug wires now. The LS3 style truck wires I had laying around are too short by about 2". There are some longer OEM wires out there, I just need to swing by the parts store and see whats going to work. I think the Escalade wires should work, they are 10".. if not there are other options that are longer.
Too short:
EDIT UPDATE: I went to the parts store, and AC Delco 748HH will be perfect.
Anyway, its getting close...
---
This is one of those things you will have to do according to you skill, and what materials are available to you. I kinda whipped this up quick in a couple hours with hardware store steel and my MIG welder. I do not claim to be a master fabricator, so laugh away.
What I did was re-use the stock coil mounting bosses on the top of the cylinder head. As you can see, I just used some flat steel to hold my coil bracket. I then welded on a couple ears diagonally to ensure they would clear the nearby spark plug wells. Then to those ears, I welded on some tube steel to the length I wanted for the bolts to go through to the head.
At first, I was going to make some elaborate rear bracket to use the fuel rail mounting bolts. After looking at it more, this seemed really unnecessary. So I used some rubber standoffs and the weight of the coil brackets + coils allow it to sit firmly over the intake cam area of the cam cover. I tweaked the tubes+arms back a little to make it act like a spring, and its pretty rock solid.
The pictures kind of explain the rest, but I countersunk the coil bracket holes so the hardware wouldn't rub against the cam cover.
The way I made this, I should be able to utilize a couple commercially available covers (with modifications) and I think it'll look okay.
My plan is to either paint or powder coat my mount gloss black, I am not sure yet.