In the early 1980s, GE began to develop an unducted fan (UDF) engine, which was thought to be a more fuel-efficient option to propel short-haul airliners, a compelling proposition after the 展开

As one of the three available engines for the new Boeing 777 long-range airliner, the GE90 was an all-new $2 billion design in contrast to the offerings from Pratt & Whitney and 展开

GEnx
The GEnx engine, that has been developed for the Boeing 787 Dreamliner and 747-8, is derived from a smaller core variant of the GE90, also featuring a fan with swept rotor blades.
GP7000 展开

The GE90 engine was launched in 1990 to provide a large turbofan engine for the Boeing 777, a wide-body, long-range, twin-engine jet airliner. GE Aviation teamed with Snecma (France, 24%), IHI (Japan) and Avio (Italy) for the program. The GE90 would face … 展开

The GE90's 10-stage high-pressure compressor developed a then-industry record pressure ratio of 23:1 and is driven by a 2-stage, air-cooled, … 展开

On August 11, 2004, a GE90-85B powering a Boeing 777-200ER on British Airways flight 2024 suffered an engine failure on takeoff from … 展开

Related development
• General Electric GEnx
• Engine Alliance GP7000
• General Electric GE9X
• General Electric LM9000 展开