GE Aerospace's T901 Engine Wins U.S. Army Clearance for Flight Testing

• GE Aerospace's T901 engine earned its Preliminary Flight Rating in June 2026, clearing it for formal qualification flight testing.
• Developed for Army Black Hawk and Apache helicopters, the engine delivers 50% more power than its T700 predecessor with improved fuel efficiency.
• Testing exceeded 2,900 factory-engine hours, reaching flight altitudes of 17,000 feet and airspeeds of 150 knots.
• Collaboration with the Army and Sikorsky shortened the qualification schedule by 12 months, reducing costs by approximately $75 million.
• Advanced manufacturing reduced the engine's front frame from about 200 parts to one, supporting lower weight and improved durability.

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