I would be nervous about running the power wire right next to the braided fuel line. after time the vibrations could rub thru the wire housing and then you could have it arching on the stainless fuel line. just a thought.
Been there for almost ten years. No problems so far.
It is heavy welding cable. You cannot tell to well from the photos, but the cables are also inside of heavy industrial heat shrink the entire length as extra protection.
