I'm sure there are many factors. Density altitude, air temp, rpm, mags/electronic, Vacuum pump, oil, engine temp, engine cooling efficiency... on and on.
It's probably like trying to compare different Props. No uniform testing data.
Kevin
Kevin Kossi Legacy 76%New York Continental IO-550-EXP
10:1 Single Lightspeed Single Slick Mag Hartzell HC-H3YF-2UFX/FC7391D-3X. Full feathering, counterweighted, 3 blade
On Mar 2, 2007, at 12:27 PM, Lancair wrote:
Snip- Might also be related to the RPM: my engine was rated based on 2800.
Robert M. Simon
Snip-
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