do not use this on that! or what did i do wrong... F4 tape on battery terminal

so you got rid of all the fancy plastic-type tubing holding it all together?

 

Yes. The plastic housing was cracking. I pre-wrapped in F4, then a heat resistant flex conduit was wrapped again in F4. I found a lot of oil and grit inside the old wiring conduit.

From this



And this.



To this.

 

Personally, I've never been too concerned with covering ground wire. Basically every metal surface is part of the ground.