This is a cooperation of three companies based in Munich. They are MTU, Turbomeca and Rolls-Royce.

-A Joint Venture or Union of Companies to build certain engines, in this case the MTR-390.

“MTR- 390”

-It is a turboshaft destined for the Eurocopter Tiger, an attack helicopter, bought by Germany and France. Great Britain turned to Apache.

“MTR- 390, cutaway”

-It delivers 1,280 HP to the shaft. It is also offered with Agusta's EC-165, AS-565, ALH and A-129.