Components When You Need Them

Repair, overhaul, and exchange support for critical Pratt & Whitney GG4 and FT4 turbine components used across power generation and industrial facilities.

Component Repair

Our dedicated component repair facility in Bloomfield, Connecticut supports overhaul and refurbishment of many critical turbine components used across the Pratt & Whitney GG4 and FT4 engine platforms.

In addition to repair services, many components are available through our rotable exchange program, allowing operators to quickly replace a failed unit while their original component is repaired.

Fuel manifold flow test bench used for Pratt & Whitney GG4 and FT4 turbine components

GG4 / FT4 Components We Support

Fuel Systems

GG4 / FT4 liquid fuel manifolds 678162 678163 GG4 / FT4 fuel pump 50452 GG4 / FT4 fuel modulating valve 8904-050 8904-107 GG4 / FT4 pressure dump valve 1048280 GG4 / FT4 linear valve 647075 GG4 / FT4 shutoff valve 522086

Accessories

GG4 / FT4 Garrett / Honeywell starter 383288-1-1 GG4 / FT4 TDI starter 56A GG4 / FT4 clutch GG4 / FT4 bleed valve

Ignition, Electrical & Sensors

GG4 / FT4 Unison exciter box 43379 GG4 / FT4 Champion ignitor plug AA72S AA72SA 644093 GG4 / FT4 thermocouple 1059134/1058347 GG4 / FT4 transducer 1044906 1085998 1058093

Combustion Section

GG4 / FT4 combustion chamber / burner can 699766 1046766 1045105 GG4 / FT4 transition duct / tduct 706011 1079146

Rotable Exchange Program

Many high-demand turbine components are available through our rotable exchange program, allowing operators to restore service quickly without waiting for repair turnaround.

Instead of waiting for repairs, operators can install a replacement component immediately and return the removed unit for overhaul.

This approach reduces downtime and allows maintenance teams to keep turbines available when they are needed most.

GG4 / FT4 rotable parts. Fuel pump, starters, and more

Need a Component Repaired or Replaced?

Contact our team to discuss repair options or check component availability.

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