What I learned a long long time ago.
If you don't have it or can't find it. Make it!
There is a perfect example on the other side. Make a templet of the other side. Then get out the the hammer and make it. But I don't know how! You don't know until you try.
Thanks Dad for that lesson...
Something crossed my mind when reading you explanation. I was thinking you also changed the cancel pin. When turning one way it would clamp tight on the can. Then the opposite way it would be a loose clamping force. Opening up the C shape pin. Might not be holding tight. check it. Just a...
I know you know what you are doing. I would do it in the morning after a few cups of coffee. Priming only needs to be about the time of the video. Rotate and do the other side.
Try this I think it's same for the LA block.
The big block Chryslers that the right bank (2,4,6,8) will prime when...
Amp meter bypass is a fix of the few that should be done. Even with a new harness. The other stock high current loads are the headlights.
Needs installed. Headlight relay circuit. Fan motor for climate control or change, Rear defroster, power windows. At that point there should be a small aux...
Since you have power to the engine compartment, we'll say the grounds are good. Need to see how you have + connected. Is there a fusible link? The below is a guess of your problem until it is known how it is wired.
Before you start tearing into things. Check to see if you have power at the fuse...
Clean the battery terminals so the shine like a new nickel. Fuse able link start there. move it around see if things come on. Then the bulk head connector. then the plug under the steering column. Check battery grounds.