Wärtsilä Corporation, 9 October 2015 at 9.30 am EET – The recently introduced Wärtsilä 31 engine, which has been acknowledged by Guinness World Records as being the world’s most efficient…
Wärtsilä Corporation, 2 June 2015 at 3.30 pm EET – The recently launched Wärtsilä 31 engine has achieved a Guinness World Records title for the most efficient 4-stroke diesel engine. Guinness…