Sierra Marine 18-3421 Mercruiser Water Pump Base 46-48748A1

Description

Sierra Marine Water Pump Base

Manufacturer’s Part Number: 18-3421

Replaces Mercruiser OEM Part Number(s): 46-48748A1

Item Condition: New, old stock inventory part.  The original box, or packaging many show signs of shelf life.  NOS parts are sold in new, uninstalled condition.  Part may be removed from packaging for picture details.

If you have any questions or need motor application assistance please contact us.  To better assist you, please have your motor’s make/model, horsepower, and year or serial number info readily available.