I'm still learning how to post threads. I'm obviously having difficulty navigating the site.
swapped ecm, that lasted 3 days. Died on highway.
Steady idle sputter declined till death. New fuel pump stuck on E. I'll cut a hole in the bed rather than drop the tank again to make float adjustment, or pump position rather.
everything else has been replaced or swapped, but for the 2 thermo switches in front manifold.

Correction

 

fukinchrist. I cant upload more pics...

Yes, battery deleted. Running lifepo4, resting voltage 13.5v

My wife left me cause i work on this bitch too much she said.

Checks out. Side by side with another 92, 318 magnum

The magnum donor(runs)

Stranded on highway, read about coolant temp dash sense, possible backward no start too cold??? Did find and replaced terminal

Stock donor, un molested

Molested, modified made mo betta

Alt b+ and ground distro

Raw unsheathed bundle behind and above y pipe got cooked, feels like clumped spaghetti noodles. Couldnt reach to thoroughly inspect, which i suspect could be causing this.