Another key point is to make sure you have the rite Z-bar.. The adjusting rod from the fork to the Z-bar should be parallel to the bellhousing..
This assures less slop in the linkage.

We have seen certain installs where the adjusting rod is angled going to the fork/bell housing. The differences are due to the mounting position of tab(on the Z-bar)that the adjusting rod goes into. As there are a couple of different Z-bars of the same length but have different position for the mentioned tab.

Just my ..