While searching for a good marine heavy fuel oil for your boat, there are many factors you should consider. Below we discuss: Low viscosity fuels, increased levels of cat fines, and pour point. Additionally, we’ll discuss the environmental impact of heavy fuel oil. Keep reading for some helpful tips! Once you’ve completed the checklist, you’ll be ready to buy your marine fuel oil! Consider low viscosity fuels The use of low viscosity marine heavy fuel oil has many benefits, but it also carries some inherent risks. When used improperly, the oil can cause engine failure. Insufficient quality can choke filters and sludge up the hull. Different fuel grades can create stability problems,…