CEFOSKEY / 212man
You might want to read FAR29/CS29 and you will see there is a definition of a 30 min engine oil out certification test which 'another contributor' assures us Sikorsky have passed despite some questions on how the test was done.
Interesting if the design is being upgraded for the H92/CH148.
Does more conventional mean 'like the generation before last' as DECUFAULT refers?
crab
Erm can a Chinnok could lift a 92?
http://www.pprune.org/forums/rotorhe...sarh-go-6.html