4.8. 5.3. 6.0 & 8.1 LITER. Bracket spacer. A component which helps provide the proper clearance between the tensioner pulley and its mounting point. Alternator Bracket Sleeve. Alternator Mount Bushing. Alternator Spacer. GE. Mount Bushing. Sleeve. Belt Tensioner Pulley. Included with: Included with mount bracket, Mount bracket.