Video: WinGD Builds World’s Largest Dual-Fuel Engine for Containerships 20 September 2019 12X92DF is said to be the largest and most powerful gas and dual-fuel engine ever built.Author: Capt. Johnhttps://worldmaritimenews.com/archives/283495/video-wingd-builds-worlds-largest-dual-fuel-engine-for-containerships/