On Feb 16, 8:17*am, "BT" wrote:

In the US, a non certified engine into a "standard" certified aircraft could
impact (limit) the future use of that aircraft to non commercial
applications.

Huh??? Either the engine is approved (by STC or by the FSDO
(unlikely)) or its not. There is no seperate standard in the US to
allow a certified airplane to run an non-certified engine..

-Robert