Main Engine 4-Stroke · Main Engines (4-Stroke)
Marine engineers and operators rely on reliable and efficient propulsion systems to ensure the smooth operation of their vessels. One such reliable system is the MaK 9LM43C, designed to meet the high demands of marine propulsion with its robust 9-cylinder configuration and a power output of 8550 kW at 500 rpm. This engine is fueled by Heavy Fuel Oil (HFO) or Marine Diesel Oil (MDO) and is known for its efficiency, with a specific fuel oil consumption (SFOC) of 175–178 g/kWh when optimized for HFO. The engine features a nodular cast iron cylinder block, which provides enhanced wear resistance compared to gray iron. Maintenance considerations include regular inspection and cleaning of the turbocharger every 15,000 operating hours, as well as monitoring for common issues like fuel oil corrosion, turbocharger bearing wear, and carbon deposits in fuel injectors.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
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