on another site i discovered this info. it,s about ford,s idea how to minimize the vibrations in sedans and also zx2,s. it has drawings,etc.

http://www.fcsdchemicalsandlubricants.com/fad/tsb/031515.pdf

some of you mechanically inclined guys,= let us know if it helps .

It helps...but you gotta keep doing it every few months.

I'm lost. It looked to me to be a one time repair. What part of it has to be done every few months?