Sierra Mercury/Mariner Outboard Water Pump Housing Kit - S18-3324 - Replaces 46-77177A3

Sierra complete water pump housing kit for Mercury and Mariner outboards from 30hp through 70hp, covering multiple serial number ranges per horsepower. Kit includes impeller, upper pump housing, water pump base, gaskets, drain plug and o-rings. Replaces Mercury Marine 46-77177A3.

Important: Specifications vary by product code. Confirm the required size or configuration before ordering.

Product code: S18-3324

Please compare the product code and specifications with the required application before ordering.