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Add to CartThis product has been discontinued by the manufacturer and has been superseded by Sierra 18-5966-1
Fits 1982 and newer GM 4 cylinder engines; Single Groove; AMP Rating 55; also fits 1982 - 1996 GM V-6 & V-8 engines.
Replaces:
Superseded to 18-5966-1
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
Sierra 18-5966-1 Alternator The Alternator is constructed with a single groove pulley type. Fits: Mercruiser 12449 12449A1 817119A1 817119A4 92497 92497A3 98555A1 Supersedes
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Sierra 18-6408 Mercruiser Alternator Replaces 863077T Sierra replacement alternator for Mercruiser Stern Drives. 105 Amp Interchangeable with: Mercruiser Stern Drive 863077T
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Sierra 18-5965 MerCruiser 65 Amp Alternator Features: Equipped With V-belt Pulley Amp Rating: 65 Interchangeable...
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Sierra 18-5960 Mercruiser 65 Amp Alternator Sierra replacement alternator for Mercruiser Stern Drives. Sierra alternators meet or exceed USCG safety requirements and are 100% load tested for assured...
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This item has been discontinued by the manufacturer and is no longer available.Sierra 18-6925 Alternator Sierra 18-6925 Alternator is interchangeable with the following parts: Hitachi LR135-105 ...
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Sierra 18-5929 Mercury Alternator Sierra replacement engine parts are designed to meet or exceed OEM requirements. This 18-5929 Mercury Alternator fits all Mercury Verado engines. Interchangeable...
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