Shop › Pulley Shim Set Image 1 of 1 Pulley Shim Set $6.95 Set of 10 shims for Alternator Pulley. Used for tensioning belt. Add To Cart Added! Set of 10 shims for Alternator Pulley. Used for tensioning belt. You Might Also Like Piston Ring Set Chrome Top Ring, 92mm (1.5 x 2 x 4mm) $52.95 Sold Out Dual Port Main Gasket Pair $4.95 Replacement Seal & Collar for Bolt-In (EMPI) $19.95 Heat Riser Block-Off Plate Kit $9.95 Engine Gasket Set, 1300-1600cc including Main Seal $34.95