Originally saw the manifold pressure plus rpm formula from the RVator. But I doubt its accuracy. I can run 24/24 at low altitude burning 9 gph. I don't think I'm getting 75% power at less than 10.5 to 11 gph
Mine is an io 360
Last edited by brad walton : 12-14-2017 at 06:15 PM.
Reason: Add text re displacement