Hi pablos49
I mentioned on a thread or two that I had installed thin-wall electric conduit in my frame. I had noted that on many street rods, the wiring took last place in the fight for space (behind X-members and fuel & hydralic piping), so I took advange of the unsued space behind the boxing plates.
You can see several shots of how I did this here:
http://hotrodders.com/gallery/showphoto.php/photo/25779/cat/500/page/1 This is definitely not the route for restorers!