[NorthMountain]

MTBO for the Wright Duplex-Cyclone on the Skyraider was apparently in the neighborhood of 3500 hours ... much better than the Merlin, but not as good as the PT-6A.

And FWIW, the PT-6A is a free turbine engine, not a turboshaft.

[Bidimus1]

Thanks on the correction. I was typing faster than thinking I guess