I think they call it TBR-as in time between replacement. Not sure how many
hours. I think they're shooting for 3000, but right now I think they're
under 2000 hours.

mike

"Blueskies" wrote in message
et...

As it is now there is no such thing as an overhaul on those Thielert
engines. Apparently run them to 'tbo' and throw
them away...