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Used Outboard Parts & Fresh Water Sterndrive Parts

18-3419 WATER PUMP BASE for Mercury/Mariner 46-42579A3
$22.20
Part number 18-3419.

Water Pump Base

Sierra water pump base for various outboard and inboard/outdrive engines.

Replaces OEM part number Mercury/Mariner 46-42579A3.

Please check the part numbers for your fitment needs. If you are unsure whether this part fits your model, please contact us with your serial number and we can help determine if it is right for your engine. Thanks for looking!!!

cat-T226D

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