I stumbled across a product in the iboats.com online Marine Store that looks like it will be a great help towards preventing steering cable seizure/corrosion. It is a Steering Cable Boot, product number 521700, that looks like a rubber sleeve from my old Ford's rack&pinion steering. Here's the details on it:
Anybody have any experience with this item or something similar? Only $6.13 plus shipping. Bought two, one for me and one for my neighbor. Shipment arrived two days earlier than iboats promised. Great service!