I was going to suggest a product called Waxoyl,I've used it for years on many of my cars.It's great for box sections. The only problem is I can't find any dealers in the U.S.A for you! dang
Sorry!


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.