6.6 LITER GAS. Alternator sleeve. AUXILIARY. A cylindrical insert that fits between the Drive Belt Tensioner and another component. Alternator Bracket Sleeve. Alternator Spacer. Engine Water Pump Spacer. Used in the mounting of a external Water Pump where the bolt pass through and into the mounting surface. Can also be used in place of a Dowel Pin when the pump is aligned by the sleeve but the mounting bolt pass through. ASSEMBLY collar. Belt Tensioner. Engine Spacer. Included with: Mount bracket, Water pump, Water pump assembly.