In message <Pine.ULT.3.90.941018001657.16647B-100000@macbeth.umd.edu> Chip Old
writes:
> On Mon, 17 Oct 1994, Jerome Kaidor wrote:
>
> > > Some leaf springs have rubber inserts between the leaves. Depending on
> > > what type of rubber is used, lubrication may cause the rubber to
> > > deteriorate.
> >
> > *** Luckily, there are a lot of motorcycle chains these days with rubber
> > O-rings in them. Using a chain lube rated for ``O-Ring Chain'' should
> > avoid
> > any rubber deterioration.
>
> Except that those O-rings are neeoprene or some other synthetic rubber
> that can withstand contact with petroleum-based lubricants. The inserts
> used in older leaf springs are sometimes natural rubber, which
> deteriorates in contact with oil or grease. That's why some BritCar
> owners manuals warn against lubricating the leaf springs. It's likely
> that the inserts in newer replacement springs are oil-resistant synthetic,
> but unfortunately the only way to tell for sure is to try it and see what
> happens.
>
> -----------------------------------------------------------------------
> Chip Old 1948 M.G. TC TC6710 NEMGTR #2271
> Cub Hill, Maryland 1962 Triumph TR4 CT3154LO (daily transportation)
> feold@umd5.umd.edu
My first car, a 1955 Ford, had squeeky leaf springs. I took it to a service
station and the cured it by spraying something they called rubber lube between
the leafs. I have not heard of it since & wonder what it was. It sounds like it
might be a lubercant of choice for other cars that had rubber between meaves??
TeriAnn Wakeman Large format photographers look at the world
twakeman@apple.com upside down and backwards
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