An open-loop cooling system, also called raw water cooling, draws water directly from the body of water the boat is floating in, whether it's saltwater or freshwater. That water is pulled through a ...

As an engineering professor for more than 40 years, my father often told me that the only difference between a difficult problem and an easy one is knowing the correct answer. While that axiom can be ...

Defining the Marine Duty Cycle. The engineering distinction between an automotive engine and a marine propulsion unit begins with the load profile. On the road, load is transient.