Xerj,

Sorry, I mean they couldn't both actually be 75% for the same MAP/RPM combo.


No, but your table doesn't show MAP/RPM settings. So the MAP/RPM settings at
best economy would have to be higher for the same power output. As an aside,
50 degrees ROP is not a good point to run your engine at.

--
Thomas Borchert (EDDH)