Removing an inboard-powered boat’s propeller is a straightforward boating DIY task. Sometimes, though, a prop will cling to its shaft with the tenacity of a barnacle to a piling. The following tips ...

it is the prop-shaft seal that keeps the water out and lubricates the shaft at its point of exit from the hull. Here’s what to look for in shaft seals. Lip seals, like the Tides Marine shaft seal, are ...

In the early 1900s - around the time that naval vessels were first experimenting with diesel engines - another important innovation was emerging at the other end of the propeller shaft line. This ...

Peer-reviewed research by Thordon Bearings into the hydrodynamic lubrication efficiency of a ship’s propeller shaft bearing has found that the use of seawater-lubricated elastomeric polymer ...