See "Allison Gas Turbine" and "Garrett Turbine Engine Corp.".

- "LHTEC" stands for "Light Helicopter Turbine Engine Corp.".

“T-800”

-In 1988, Allison and Garrett, forming a kind of Business Union (UTE), won the contract to produce the AH-66 Comanche helicopter engine.

-The winning engine was the T-800, using parts from both brands such as the Garrett TSE-109 (core of the F-109).

“T-800, cutaway”

-It is a turbo shaft that started in the 1,200 SHP zone and quickly reached the CTS-800 civil turbine with 1,700 SHP. The engine was certified in 1993.

"CTS-800"

-The CTS-800 has a turboprop version, the CTP-800, and of these, a twin version, the 2700 SHP -4T, which is intended for civilian cargo aircraft such as the Ayres Loadmaster.

“CTP-800-4T”

-We can see the coupling through a gear box for the output of a single propeller and two CTP-800 engines.

“CTP-800-4T schematic drawing”

-Concretely it is the CTP-800-45.