"eCore is also the foundation for new regional and
business jet engines now being designed by thousands of GE
engineers. Using eCore as the basis, GE is developing and maturing
technologies for new regional and business jets for a time frame of
2015 and beyond.
Source: David Joyce, president and CEO of GE
Aviation. On Sunday at the Farnborough International Airshow, GE
Aviation announced the launch a new engine core program, called
"eCore," as the basis for a new generation of jet engines for
narrow-body, regional, and business jets.