Originally Posted by poochy

for those with rear belt problems with the gear diff.......i rid this problem by adding a shim to the diff float area-this slightly improved the the center pulley alignment with the gear diff pulley-no more rear belt problems (4.5 motor)!

hope this helps somebody. also set the belt tension tight enuff so the rear belt teeth sinks into the gear diff pulley on normal hand rotation test. too tight causes extra heat.