A high quality marine alternator from Sierra maintains proper charging levels.
All alternators from Sierra meet or exceed USCG, SAE J1171, and ISO 8846 Safety Standards and are load tested 100% for reliability out of the box.
Heavy-duty bearings and regulators are contained in all marine grade alternators for a longer service life.
High quality stators and heavy-duty rectifiers are also included in Sierra's alternators for maximum efficiency.
SPECIFICATIONS Voltage: 12V Amperage: 65A Fan Type: External Regulator Type: Internal Pulley Type: Single Groove Pulley REPLACES Volvo Penta 3856600-6, 3857561, 3854182-7, 3857561-9, 3860171 OMC 987774, 3854182, 3856600, 3857561, 3860171 Arco 60070 Mando AC165618, M59819 OMC - 3854182, 3856600, 3857561, 3860171