Kelvin Diesels Marine Diesel engine and propulsion package specialists. Kelvin diesel engines are used to power fishing vessels and workboats throughout the world. Additionally Barges, Tugs, Landing Crafts, Ferries, Trawlers, and Tankers are just some examples of the range of commercial vessels using KELVIN ENGINES. The vast experience of the Spares Department ensures that shipping formalities and import documents are dealt with speedily, thus ensuring that spares arrive to all destinations throughout the world with a minimum of delay. All Kelvin spare parts are manufactured to the highest quality standards.