General Electric CF6
…The CF6 core has been used for the LM2500, LM5000, and LM6000 industrial and marine gas turbines. After developing the TF39 for the C-5 Galaxy in the late 1960s, GE offered a higher thrust variant for civilian use, the CF6. GE proposed the CF6 to Eastern Airlines, for the Lockheed L-1011 and…