Just bought a 92 FS that needs a little work. Would like to have the manuals, literature, etc so I can ensure that i am putting back the right stuff. need stuff with photos of engine bay, and interior. Any help would be welcome!

Try Ebay. You can usually find all sorts of sales literature, service manuals, etc there.

eBay is where I grabbed everything for my 74. They have illustration and part number reference manuals available as well. They are a wealth of information concerning parts breakdowns and exploded views of all of the different areas in your truck.