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US Army Advances Black Hawk Engine Upgrade

US Army Advances Black Hawk Engine Upgrade
Continued Development of the T901 Engine
The US Army is pressing ahead with the upgrade of the Sikorsky UH-60M Black Hawk helicopter by advancing the development of the GE Aerospace T901 Improved Turbine Engine (ITE). This move comes despite earlier indications in 2025 that the program might be discontinued due to budgetary constraints and a realignment of Army aviation priorities. At the previous year’s Army Aviation Association of America (Quad A) conference, senior military leaders announced the suspension of several procurement initiatives, including the T901, leaving the program’s future uncertain. General James Mingus, then-vice chief of staff, confirmed that while procurement was paused, testing would continue until allocated funds were depleted.
Contrary to these earlier signals, GE Aerospace reaffirmed on April 15 that the T901 program remains active, with ongoing flight and factory testing. Thomas Champion, GE’s T901 executive program director, reported that the engine has logged 2,300 hours of ground runtime and completed multiple test flights. Speaking at this year’s Quad A conference in Nashville, Tennessee, Champion stated, “We’ve got quite a bit of hours under our belt and have demonstrated all the key performance parameters and basically validated the performance of the engine.”
Testing and Performance Milestones
To date, GE has delivered six T901 engines to the Army for flight testing, with additional units currently in assembly. Sikorsky initiated hover and horizontal flight tests of a T901-equipped UH-60M in May 2025 at its West Palm Beach, Florida development center. Initially conducted by Sikorsky pilots, these test flights have since transitioned to active-duty Army pilots who are now expanding the engine’s flight envelope.
The T901 engine is engineered to provide a 50% increase in power, enhanced fuel efficiency, and improved durability compared to the existing GE T700 engines. Champion indicated that GE aims to complete all necessary testing and evaluation within the next 12 to 18 months. Following this phase, the Army will determine whether to proceed with low-rate initial production, known as Milestone C.
Program Outlook and Strategic Considerations
Despite earlier uncertainty, Champion emphasized that the program was never cancelled and remains ongoing, a message consistently communicated to GE’s T901 suppliers throughout 2025. In response to the previous doubts, GE engaged directly with Army leadership, including Secretary Dan Driscoll, to advocate for the program’s continuation.
The Army continues to express interest in advancing the Black Hawk re-engining effort, though a definitive path forward has yet to be established. Challenges remain in ensuring the new engine’s compatibility with existing helicopter systems, managing fiscal limitations, and resolving technical issues that may arise during the upgrade process. The introduction of the MV-75, a new platform intended to replace or supplement the Black Hawk, further complicates the Army’s evaluation of its future aviation requirements.
The progress of the T901 program is being closely monitored by defense analysts and industry stakeholders. Competitors are likely to respond by promoting advancements in their own helicopter propulsion technologies. As the Army weighs its options, the outcome of the T901 initiative will significantly influence the future composition and capabilities of its medium-lift helicopter fleet.

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