Arco 60055 OEM Premium Replacement Alternator fits late model Mercruiser marine engines. The engine alternator is rated 12 volt and 55 amps, featuring an internal regulator 2" mounting foot and supplied complete with a multi-groove serpentine pulley.

The Arco alternator replaces the following part numbers:

- Mercury 807652T Alternator

- Sierra 18-5967 Alternator

- GLM 11610 Alternator

- Mallory 9-19102 Alternator

- MES 3145M Alternator