So, to my original question... How did Rotax find the extra 20HP? Here is a link to a Kit Planes video from Sun'N Fun that Rotax explains it all.
https://youtu.be/2UqDSkFT3yc
So, to my original question... How did Rotax find the extra 20HP? Here is a link to a Kit Planes video from Sun'N Fun that Rotax explains it all.
https://youtu.be/2UqDSkFT3yc
Ralph
Kitfox 3 flying
Building Kitfox SS7 (RockFox)
915iS Engine
Building Partner Victor V