Description
The Sierra 18-5967-1 MERCRUISER Alternator is a 12-volt, 55-amp direct replacement alternator designed to meet original equipment manufacturer (OEM) specifications. It features an internal regulator and a serpentine pulley, engineered primarily for 1996–1999 MerCruiser GM stern drive applications running carbureted V-6 and V-8 engines (including 305 and 350 CID models). This model fully replaces and supersedes the discontinued part number 18-5967.
Technical Specifications & Standards
- Output Rating: 55 Amps
- Voltage System: 12V
- Pulley Design: Serpentine
- Safety Compliance: 100% load-tested and certified to meet or exceed USCG and SAE J1171 safety requirements for ignition protection in marine environments.
Compatibility & Cross References
This marine alternator is interchangeable with several industry part numbers. it serves as a direct replacement for:
- MerCruiser / Mercury Marine: 807652T
- Arco: 60055
- GLM: 11610
- Mallory Marine: 9-19102
- MES: 3145M
