Johnson Outboard Wiring Harness | eBay For sale is a new wiring harness for a Johnson or Evinrude outboard motor. Part number 584599. This has a specific application so check with your dealer. Wiring harness for a Johnson or Evinrude outboard motor 393290. $79. Buy It Now. Free Shipping. johnson wiring harness | eBay www›Search›johnson wiring harnessFind great deals on eBay for johnson wiring harness. Shop with confidence.