In article ,
(Boelkowj) wrote:

I have a 0200A Continental engine with total hrs (600hrs) and thinking maybe
I
should change out the rubber engine mount bushings only because they have
been
on the plane for 25+ years. They look fine but maybe a little sag on the
bottom
ones. Is this usually just an eye ball assessment or a "must do" item based
on
#years on the plane?

Thanks.Larry

Some people change these at every annual inspection. They are dirt
cheap.