The New Wärtsilä 31 - The Most Efficient 4-Stroke Engine in the World

A brand new medium speed engine featuring the most advanced technology is today launched on the market by Wärtsilä in conjunction with the Nor-Shipping 2015 exhibition in Oslo, Norway. The Wärtsilä 31 engine has significantly reduced maintenance requirements, while raising fuel efficiency, fuel flexibility, and operational optimization to totally new levels that are far beyond anything else currently available. Its fuel consumption efficiency in its diesel version is as low as 165g/kWh. The Wärtsilä 31 en