Earlier this year, the UK’s largest supplier of portable LPG cylinders, Calor, expressed its intention to discontinue its very popular 3.9kg propane and 4.5kg butane cylinders. However, after much pleading…

Astern of a yacht’s gearbox you will find the coupling that connects the power output shaft to the propeller shaft. The propeller shaft itself is usually made from a mild…

The gearbox on a marine diesel engine has three purposes: to reduce the maximum speed at which the propeller rotates; to enable both forward and astern rotation of the propeller;…

Lubricating oil in a marine diesel engine fulfils several functions. Whilst lubricating the working parts of the engine in order to reduce friction and wear, it also cools the parts…

Every boat I have ever owned has had at least one leaking window or hatch at some point and, from experience, no amount of temporary bodging has ever succeeded in…