Alternator Troubles! 1973 Plymouth duster 318

Here's what happens when 40 amps goes through the circuit.
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Actually held up pretty well considering how long they were subject to that load.

On the left is a bulkhead terminal for the alternator output on a different car, mine in this case.
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It saw 15 to 30 amps over the course of 20 minutes or so because I had to drive back to camp charging the battery using the alternator. :( Sometimes you have no choice.
https://www.forabodiesonly.com/mopar/threads/charging-battery-with-alternator-warning.424783/