Originally Posted by
EXDAC
I never saw the takeoff PIO tendency in the 11BC but the bigger engine didn't make it want to swap ends any less frequently. I always wondered if ours was bent or incorrectly rigged but never found anything wrong with it. Nice to hear from someone with a similar opinion of the type.
Easy to imagine that the bigger engine would put CG further forwards, and thus create a steeper longitudinal static stability gradient, in turn making the longitudinal SPO more heavily damped, and thus a PIO less likely.
G