Stan Prevost wrote:
"Jim Macklin" wrote in message
news:Wgcwf.40975$QW2.5751@dukeread08...

point and then pull the mixture to shut it down. That
should show a slight 25-50 rpm increase just as it shuts
down since idle should be a little rich.

For my TIO540-S1AD, Lycoming says five rpm, not more than ten.

The mixture on injected engines typically is not as rich at idle as carburetted
engines, so the rpm increase should not be as great.

George Patterson
Coffee is only a way of stealing time that should by rights belong to
your slightly older self.