n the upper left of this page where it says "FORUMS" click that and it will take you to the general page, then just click th header for the group you want to post in, then just start typing in the box under the solid bar. In the 80-86 section, there are some factory manuals for 85 whixch are very similar to the 86. I have an 86 diesel myself. Here is a link to the manuals: https://www.fordtruckfanatics.com/forums/gen-7-oem-manuals-diagrams-and-literature.132/Not sure how to post a new thread to ask a question. Had an engine fire and have all hit 2 wires repaired. Don’t know what last 2 are or where they’re supposed to go.