Transmission Shimming
Adding one shim at transmission mount decreases front universal joint angle 1/2 degree, and increases rear angle 1/4 degree. Removing one shim increases front angle 1/2 degree, and decreases rear angle 1/4 degree.
NOTE:
Production transmission mount bolt is 10 mm x 35 mm (1.5-thread pitch). When using 2 or more shims, a longer bolt must be used.