I don't know about originality, but I've used POR-15 on my chassis. It dries to a really nice gloss and seems to be as 'hard as nails!' The manufacturer claims good rustproofing qualities but then again I don't think rust is a major issue in Ca.!!! Good luck! cool

1950 Chevy Advance Design 3100 in Scotland
In the Stovebolt Gallery
More pix on Flickr.
I've definately got this truck thing in my blood ... my DNA sequence has torque settings
"Of all the small nations of this earth,perhaps only the ancient Greeks surpass the Scots in their contribution to mankind" Winston Churchill.