Enormous engines like the GE90 had to be developed to power the 777, primarily because it has two turbofans rather than four.

General Electric plans to begin icing tests this month on the GE90-115B engine for Boeing's longer-range 777 family as part of efforts to recover from a two-week delay caused by the redesign of hot ...

The GE90 engine family has achieved impressive milestones: over 3,000 engines delivered, more than 130 million flight hours, and 18 million flight cycles. Designed specifically for the Boeing 777, the ...