Main Engine 4-Stroke · Main Engines (4-Stroke)
This dual-fuel marine engine, part of MAN Energy Solutions' 51/60DF family, is the 14V51/60DF model. It boasts a powerful output of 16800 kW at 500-514 rpm, with each cylinder delivering 1050 kW under maximum continuous rating conditions. The engine's V configuration and four-stroke cycle ensure efficient performance, while its bore and stroke dimensions are 510 mm and 600 mm, respectively. Designed for flexibility, the 14V51/60DF can seamlessly switch between LNG and HFO (dual-fuel) during operation, making it suitable for a variety of marine applications. The engine is compliant with IMO Tier II and Tier III emissions standards in both gas and diesel modes when combined with selective catalytic reduction systems. With over 310 engines currently in service as of March 2024, the model has proven reliable, though common maintenance concerns include lubricating oil system contamination, piston temperature management to prevent crown scuffing, ensuring gas fuel system integrity, managing turbocharger boost at low speeds, and maintaining big-end bearings. These considerations are crucial for optimal performance and longevity.
Every value below comes from the manufacturer datasheet or class-society record on file for this model.
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