Originally Posted by TmanP
Why not Fluid Film or Krown? I'd use something designed for rust resistance... (Probably not a rubberized coating, but an oil-based spray).
Does the vehicle ever see road salt in WA? If not I'd not be awfully concerned, but FF or similar could only help.
I watched a youtube video , of one gut using bar and chain oil to prevent / slow down rust .
I thank God we do not live in the rust / salt belt !