Description
Description
Sierra Alternator 3.0L MerCruiser #821663A 1 18-6960These all NEW replacement alternators meet OEM specs and meet or exceed OEM output for guaranteed performance. Fans; pulleys and hardware are plated to resist corrosion and special marine flame arrestor screens eliminate open sparks which can cause explosions and fire. Wiring harnesses are supplied as required by application for ease of installation. All alternators are fully backed by the Sierra warranty.
| UPC: | 808282311209 |
| MPN: | 18-6960 |
| Type: | New |
| Fits: | Mercury/Denso |
| OEM #: | Mercury 821663 – 821663-1 – 821663A1 Denso 101211-3020 – 101211-3021 |
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