https://www.maritimepropulsion.com/news/cummins-new-keel-cooled-595021
Cummins: New Keel-cooled QSC8.3 600 Horsepower Rating for Marine Vessels
Cummins has introduced a new rating for its QSC8.3 propulsion engine, expanding the keel-cooled solution to 600 horsepower with an…