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

Higher production rates and new freighter conversions are undermined by engine supply constraints and a 17,000-plane order ...

The General Electric GE90 engine is widely recognized today as the largest and most powerful commercial aircraft engine currently in the skies. The GE90-115B variant of the engine is by far the most ...