Originally Posted by grizz1

We have found a lot of customers (with various brands of motors) often fall into the trap of ending up with an idle gap that is too wide when tuning - resulting in what we have affectionately labelled as the "Average Woman Tune" - a fat bottom end with a wide gap and too lean on top .
No offence meant to any of the fairer sex who may read this (us men are of course all such fine physical specimens - NOT ).
It's just a handy way of remembering what trying to tune with a wide idle gap will ultimately create, and it seems to help many customers find their way to a better state of tune on their motors.