TMCX: Turbine Motor Conversions

TMCX: Turbine Motor Conversions Bringing affordable PT6 turbine power to experimental aviation • Pullman, WA
(509) 432-1442 Lets talk airplane engines!

08/06/2026

Someone caught my final approach in the Turbine Helio landing into Cavanaugh Bay, Idaho.

(Helio Courier with our TMCX PT6A-20 turbine conversion)

08/05/2026
This Moose has gone through quite the transformation. Before … and After. Mike started with a complete avionics upgrade,...
08/05/2026

This Moose has gone through quite the transformation. Before … and After. Mike started with a complete avionics upgrade, we then put our PT6 turbine 550 SHP conversion on it with a brand new monster MT 4 blade prop from Larry at McFarland, he then brought the airplane to Moose Mods for many airframe upgrades including seaplane doors, from there it went to the paint shop for this stunning and timeless paint job. Congratulations, Mike, we hope you enjoy it for thousands of hours of flying up north!

(Murphy Moose with our TMCX PT6A-20 turbine conversion )

Don’t you think these 35” tires look awesome on our customer’s new Turbine Moose?(Murphy Moose with our TMCX PT6A-20 tur...
08/04/2026

Don’t you think these 35” tires look awesome on our customer’s new Turbine Moose?

(Murphy Moose with our TMCX PT6A-20 turbine conversion )

08/04/2026

Major upgrades are happening here on this Helio Courier today! The P&W PT6A-20 turbine engine was just hung on our TMCX engine mount and the MT 4-blade propeller is next. Once that’s done, we’ll start hooking up the engine and propeller.
(Helio Courier with our TMCX PT6A-20 turbine conversion)

We’ve had a few inquiries this weekend for performance specs, so we’re reposting these numbers for the Turbine Helio and...
08/02/2026

We’ve had a few inquiries this weekend for performance specs, so we’re reposting these numbers for the Turbine Helio and Turbine Moose.

How’s your summer adventures going?(Helio Courier with our TMCX PT6A-20 turbine conversion)
08/02/2026

How’s your summer adventures going?
(Helio Courier with our TMCX PT6A-20 turbine conversion)

1600 pounds of useful load on this back country aircraft!(Murphy Moose with our TMCX PT6A-20 turbine conversion         ...
07/30/2026

1600 pounds of useful load on this back country aircraft!
(Murphy Moose with our TMCX PT6A-20 turbine conversion )

07/30/2026

Flight testing this T-Moose has really been remarkable. It’s a top-notch build and the lowest time Moose I have ever seen. Only 60 hours total time since new. It has many Moose Mods airframe upgrades including seaplane doors, extended baggage with the extended baggage door, overhead flap handle, beefed up tail section, tundra tires, Alaska bush tail wheel, double shoulder harnesses, 120-gallon fuel capacity, VG's, and a beautiful paint job. Also includes our TMCX PT6A-20 turbine engine conversion, a new MT 4-blade 96" fully-reversible propeller and a Garmin G3X IFR panel with Garmin 750 and 2-axis auto pilot. We should be able to finish up the flight testing today and then it’s all ready to take on some amazing summer adventures!

(Murphy Moose with our TMCX PT6A-20 turbine conversion )

Just in time! Our low-time PT6-20 has just arrived for the next Helio Courier to receive a turbine conversion and upgrad...
07/29/2026

Just in time! Our low-time PT6-20 has just arrived for the next Helio Courier to receive a turbine conversion and upgrade 🌟

Address

Pullman, WA

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