Alternator Mando 55 Amp | Sierra 18-5966
Alternator Mando 55 Amp | Sierra 18-5966
Sierra
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Alternator Mando 55 Amp | Sierra 18-5966
55 amp marine alternator with 2 in. mounting foot and single v-belt pulley fits Mercruiser and various other marine engines.
- New 55 amp 12 volt marine alternator
- Single v-groove pulley included
- Internal regulator
- 2-inch mounting foot
- Includes red battery sense and purple excitation wire leads with bullet connectors
- Replaces Mercuiser 12449, 92497A3, 817119A1, 817119A4
- Replaces Marine Power 1210-000
- Replaces Westerbeke 42847
- Replaces Mallory 9-19101
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.