General Electric CF6
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The General Electric CF6, US military designations F103 and F138, is a family of high-bypass turbofan engines produced by GE Aviation. The CF6, based on the TF39, the first high-thrust, high-bypass je
General Electric CF6 during testing at NASA's Glenn Research Center in 1979
A CF6 turbofan installed at the Spanish National Institute for Aerospace Technology
CF6-6 diagram
CF6-6 cutaway
Pratt & Whitney JT9D
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The Pratt & Whitney JT9D engine was the first high bypass ratio jet engine to power a wide-body airliner. Its initial application was the Boeing 747-100, the first "jumbo jet". It was Pratt & Whitney'
The internal structure of the JT9D
The Pratt & Whitney JT9D high-bypass turbofan engine was developed for the Boeing 747