Salted Roads - How do you keep rust free?

How many cans of HDMP are needed?


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Acf-50

I always hit the chassis and suspension, hitch, and insides of the bumpers with paint every spring/fall as needed. I typically use Rustbullet black because it's UV resistant and doesn't flatten.

I've always used ACF-50 on my motorcycles and recently started using it on my trucks. It's aircraft corrosion prevention.

It's not cheap but it's pretty amazing stuff. It's non-conductive so you can spray it on anything under the hood, suspension parts, chassis, etc.

It doesn't dry but if you do it right it leaves a very light film. I don't use it on joints like hinges or anything.

Por-15