Originally Posted by RapidRobert
From what I understand there is a "continuous duty" furd solenoid that you run the main cables on either side of it


A starter should be run with an "intermittent" duty unit. They are built for that purpose. And cables can be swapped either way on the main lugs. They aren't polarity sensitive. It's just a switch connecting the two together.

If the results don't match the theory, change the theory.