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Duncan Aviation Engine & APU Services

Keep your aircraft powered to soar with Duncan Aviation, a partner you can trust. With authorizations by industry leaders like Honeywell, Pratt & Whitney, GE, Williams International, and Rolls Royce, you can have confidence your aircraft will be serviced by expert technicians. Our dedicated team offers a wide array of engine services tailored to meet your needs, from MPI and CZI to Overhaul, Hot Section Inspections, and unscheduled repairs, ensuring your aircraft performs at its peak.

Located in Lincoln, Nebraska, our cutting-edge 40,000-square-foot turbine engine facility is designed with your satisfaction in mind. Equipped with a Honeywell-certified 20,000-lb. thrust-class turbofan engine test cell and a state-of-the-art control room, we provide the ultimate in precision and performance. 

Save time and money without sacrificing the high-quality Duncan Aviation is known for through our in-house engine maintenance shop with an extensive list of backshop capabilities, including nondestructive testing, balance and flow, machining, media blasting, shot peen equipment, and clean room.

Exciting news! Soon, you will be able to receive the service and quality maintenance Duncan Aviation is famous for on your Pratt & Whitney engines, too.  We're thrilled to announce the expansion of our engine services with the groundbreaking of our new state-of-the-art 36,000-square-foot Pratt & Whitney Canada Designated Overhaul Facility. Boasting a 20,000-lb. thrust class test cell and control room, engine maintenance bays, dedicated storage racks, and a new parts inventory warehouse; we're committed to elevating your experience with us.

At Duncan Aviation, your satisfaction is our priority. Trust us to keep your engines running smoothly so you can focus on what matters most – flying with peace of mind.


Lincoln, Nebraska, facility has been named a P&WC Designated Overhaul facility to conduct hot sections and overhauls on 530A, 535A, 535B, 535E, 545A, 545B, 545C, 305A, 305B, 306A, 306C, 307A, 307D, 308A, and 308C models. Hot section inspection services will be operational by the end of 2024, with full overhaul capabilities coming online early 2026.

  • Honeywell TFE731 Line/Major/Heavy Level (MPI/CZI with Test Cell)
  • Honeywell HTF7000 Line/Minor Level
  • Honeywell CFE738 Line
  • Pratt & Whitney PT6A Line/Hot Section Inspection
  • Pratt & Whitney PW300 Series Line/Hot Section Inspection
  • Pratt & Whitney PW500 Series Line/Hot Section Inspection
  • Pratt & Whitney PW615F, PW617F Line
  • GE CF34 Line
  • Rolls Royce BR710 A1-10, BR710 C4-11, BR710 A2-20 Line
  • Rolls Royce Spey 511-8 Line
  • Rolls Royce Tay 610-8, 611-8C Line
  • Rolls Royce AE3007A Line
  • Williams International FJ44 Line

For a complete list of engine capabilities, download the Duncan Aviation Engine Fact Sheet.


  • GTCP36-100/-150 Series: Line
  • RE100, RE220 Series: Line


  • Hamilton Sundstrand APU T62T-39 (all series)

We are authorized to support Honeywell MSP/MSP Gold, Pratt & Whitney Eagle Service Plan (ESP) Silver/Gold/Platinum, Rolls Royce Corporate Care/Corporate Care Enhanced, Williams TAP/TAP Elite/TAP Blue/TAP Advantage/TAP Advantage Elite, General Electric OnPoint, EAP, and JSSI Choice/Tip to Tail.

Duncan Aviation’s 24-hour network of AOG Rapid Response engine technicians are on-call and ready for dispatch anywhere in the world. With strategic locations across the United States, our teams can support all of your in-house line serving needs on the road.