Category: Stefan Nysjö

Four-stroke Wärtsilä ammonia engine now delivers 90% GHG emissions reduction Wärtsilä reports that its ammonia-fueled four-stroke engine now delivers higher than ever levels of efficiency and performance. Following its introduction to the commercial marine sector in November 2023, the Wärtsilä 25 ammonia engine has undergone extensive testing to optimize its performance parameters. According to Wärtsilä,…