Main Engine 4-Stroke · Main Engines (4-Stroke)
The Wärtsilä 34DF is a medium-speed four-stroke dual-fuel engine that runs on natural gas or liquid fuel. It is installed as a main propulsion engine through a gearbox or as a generating set driver on gas-fuelled ships. It is listed with IMO Tier III NOx compliance and DNV dual-fuel class approval.
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