Got this truck for nothing. Fuel lines and brake lines have been replaced few months before this video. Doing long term study using 7 different rust proofing on different section of the frame: Oil, Grease, Wax, Por15, Eastwood, Rust-Oleum Rubber Paint, 3M Rubber paint. Stay tuned.
Here is the link to 5 year rust update video trying 7 different methods:
https://youtu.be/MAZ1KHI_Y1g