Sierra Johnson/Evinrude Outboard Water Pump Kit With Housing - S18-3378 - Replaces 391635

Sierra 18-3378 is a water pump repair kit with housing for Johnson/Evinrude (OMC) outboard motors. It replaces OMC part number 391635 and includes the housing, impeller, wear plate, gaskets and seals for a complete water pump rebuild. Compare the product code and engine application before ordering.

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

Product code: S18-3378

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