Like Alvin I used the VW stuff,you can buy in I think it was a 25' roll.
It's not expensive,and stops crud building up between the fenders and bedsides.


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.