by Devesh Agarwal The Asiana Boeing 777-200ER which crashed at San Francisco International airport was powered by Pratt and Whitney PW4090 series engines. Three engine manufacturers have offered power plants for the Boeing 777. Pratt and Whitney offered the PW4000 series. Rolls Royce offered its Trent 800 and General Electric offered its GE90 series. The infographic below shows the share …

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