The MTR390-E engine consists of the following modules: Gearbox, Gas Generator and Power Turbine which can be easily separated and of the Engine Control and Monitoring Unit (ECMU).

The MTR390-E Gearbox (module 1) includes two operational units:

This condensed configuration is hosted into a single casted aluminium casing which also houses
the oil tank for the self contained engine oil system.

 The MTR390-E Gas Generator (module 2) is fitted with the main following units:

The MTR390-E Power Turbine (module 3) is a two stage axial turbine of robust design with conservative temperature and stress levels, providing high performance and minimize operating risk.




The MTR390-E ECMU (module 4) is the engine control and monitoring unit providing the following main features: