Jean-Guy.
Rust Check also softens rubber (but they deny it). I don't know about
Krown.
I have used chain saw oil (winter weight) mixed with kerosene (to thin
it) but have not found any anti-rust additive (yet). I'm planning on
buying a 4L bottle from Krown for this winters application.
-Larry (Ontario, Canada)

Jean-Guy Savoie wrote:

> A number of references on the net speak of using MOTOR OIL for rust
> proofing. DON'T DO IT.  Aside from the stink, it will rot rubber
> (hoses, insulating pads, grommets, Door seals etc...) and some
> plastics. The conventional wisdom, here, is that transmission oil will
> not rot the rubber, but there is some smell and I suspect that the
> transmission oil might melt or disolve the OEM wax because it is so
> "detergent", but I don't know this for sure. Does anyone know any more
> about the subject?

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