need 91 b2600i wiring diagram!!!

Hey everyone I just got a new project that is in need of some serious wiring help. Im very good with schematics an all that so if anyone know where to get them or has them and is willing to sell or share them please let me know.
Thanks

Do you need an engine wiring schematic or chassis wiring or what?

both if possible. im trying to hide all the wiring under the fenders. this is what it looks like right now. quite the mess!

hope that helps

thanks. i think ive got the jist of it.