General Electric TF34
The General Electric TF34 is an American military turbofan engine used on the A-10 Thunderbolt II and S-3 Viking. == Design and development == Developed by GE Aircraft Engines during the late 1960s, the original engine comprises a single stage fan, driven by a 4-stage low pressure (LP) turbine, supercharging a 14-stage high pressure (HP) compressor, driven by a 2-stage HP turbine.