Well, if you want a Tides Marine
you want the series one, designed for single engine
, not the Sure Seal which is designed for multi-engine installations.
You probably have the Lasdrop with the original bellows. You might want to look at the Lasdrop Gen II to get a comparison on price
Great article on dripless shaft seals
in June issue of Passagemaker magazine, written from the perspective of a tow boat
operator... In brief, they are dripless, but not maintenance