Originally Posted by gazosnic
I actually dont want a short knob - I want shorter throws. I need to find a lever that will accomplish this objective.
Your idea is sound as keeps it in the family, unfortunately you are going to be the guinea pig via trial and error if you wish to use a shorter non-m3 bmw lever. As you can see thus far this has not yet been done hence the advise from most folks to go for a/m ssk.