(body,extended block,original pad,chassis) = Wrong
Right The order should be;
Chassis, Block, Pad, Body
Learning from the same mistake years ago, I did your method. By doing so it doubles the amount of body roll/flex.
Check the steering shaft. Usually by adding a body lift this adds an increased angle to the steering shaft knuckles that may cause them to bind/wear out faster.
The shift lever gets dropped down 2", clutch cable and brake cables should be checked for over extension. And any wiring that may be over extended.