Did you replace both battery cables and all of the grounding straps to the body and motor? That battery corrosion can happen inside the cable where you cannot see it.
I think you have a faulty alternator with some flakey diodes.
You all know she lost that arm to a shark attack! Apparently surfers are on the menu!
Surfed in the Red Tringle for years. Great white central! When the seals disappear, it's time for you too...
Plenty of tigers in Hi as well.