Delco-Remy 10SI/12SI Alternator 12V Single V-Belt Pulley - Used

Application: Delco-Remy SI-series 12V alternator (10SI/12SI style) with single-groove V-belt pulley — used on a wide range of marine gas and diesel engines, gensets, and industrial/automotive applications including Crusader, PleasureCraft, Marine Power, Westerbeke, Kohler, Universal, Perkins, and GM. Condition: Used take-off, sold untested. Case shows dirt, surface oxidation, and light rust on the pulley and fan; mounting ears intact. Recommend bench test or rebuild prior to installation. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.