During cruise, i keep the throttle off the stops and my egt's smooth out.
I suspect for the same reason.

Interesting.

I've noticed the same thing, but I didn't stop to think that it could be due
to inducing more turbulent air, thereby smoothing the mixture between
cylinders.
--
Jay Honeck
Iowa City, IA
Pathfinder N56993
www.AlexisParkInn.com
"Your Aviation Destination"