The T700 Engine

Combat proven in the world's harshest environments, the T700/CT7 is also the engine of choice for the world's most demanding civilian applications

Photo courtesy of U.S. Army

Developed in response to the United States Army’s requirement to deliver added power and improved field maintainability, 20,000 T700/CT7 engines have now surpassed 100 million flight hours in nearly four decades of service. In addition to proving their mettle in the harshest military operating environments imaginable, T700/CT7 engines are the power of choice in 50 countries and 130 customers for transport, medical evacuation, air rescue, special operations and marine patrol. A product of continuous innovation, the story of the T700 will continue unfold as it incorporates advanced components and materials for increased power, reliability and fuel savings.

Fighting Extreme Wildfires with Extreme Machines

One weapon in the Los Angeles County Fire Department’s arsenal is the Firehawk, a modified Black Hawk UH-60 helicopter that can carry 1,000 gallons of water and fly near intense fires causing huge temperature swings.

Sikorsky originally developed the chopper for the U.S. Army. But the Firehawk, which is powered by a pair of souped-up T700 GE helicopter engines, has been modified for firefighting, rescue, external lift and medical evacuation.

Read More at GE Reports  



Powers multiple Sikorsky H-60 Black Hawk variants for the Army, Air Force, Navy and Coast Guard, as well as the Army’s Boeing AH-64 Longbow Apache.


Proud power behind the newest Sikorsky UH-60M Black Hawk and Boeing AH-64E Apache.


Powers the EH industries EH101 helicopters for Canada and Italy, while the T700-T6E1 was the first engine used for NH90 shipboard trials.


The T700-701K offers the first rear-drive variant of the T700 family for the Korean Surion Helicopter program.

  T700-401C/701C T700-701D T700/T6A T700/701K
SHP 1,940 2,000 2,000-2,768 1,915
Length (Inches) 46 46 47-48.2 63.5
Nominal Diameter (Inches) 15.6 15.6 15.6 15.6
Weight (lbs) 458 / 456 456 493 502