The modular design Wartsila 31 engine can be run on three different fuels - as a diesel, dual-fuel or spark ignited gas unit, Eskola tells TradeWinds.

The 4.2MW to 9.8MW range of engines are suitable for small to medium tankers, bulkers and boxships as well as offshore and passenger vessels - and have been recognised by Guinness World Records as the most efficient four-stroke diesel engine.

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