rust prevention

I finally decided to update the look of my old Rustbucket 91 Explorer. I started by stripping the bumpers, grill, roof rack, lights, and trim pieces. Followed by pressure washing it, then using 80 grit followed by 160 I sanded all of the rust down to bare metal and removed the trim sticker...

So I recently picked up a 2005 Explorer Sport Trac XLT, and I wanted to help prevent underbody rust from the harsh winters here in NY. From what I found on the internet, boiled linseed oil --possibly mixed with motor oil and paint thinner*-- is a decent, cheap way to prevent underbody rust. I...