Originally Posted by Farmer_John

It takes away the trucks tendency to snap roll into corners. It actually allows your truck TO roll, without catching an edge and snapping. I'd be willing to bet you also now have the 3-3 rear pivot block on. This allows the truck to gain back some of the rotation lost to the stability the washers under the ballstuds gave you.

To anyone building one of these. START with 3-4mm of spacers under the inner ballstuds. All the way around. This raises the roll center and gives you a fighting chance of stumbling on a base setup. You may find you like less, but it's a starting point.