Sierra 18-3459 Outer Wear Plate for Yamaha Outboard Water Pump

The Sierra 18-3459 Outer Wear Plate is a precision-fit replacement component for Yamaha four-stroke outboard engine water pumps. This plate serves as a critical surface within the water pump assembly, providing a durable mating face for the impeller and protecting the pump housing from wear during operation.

Manufactured by Sierra International, this wear plate meets or exceeds original equipment specifications and is a direct replacement for Yamaha OEM part number 6CE-44323-01-00. It is commonly used as a service part during water pump rebuilds on high-horsepower Yamaha four-stroke outboards.

Key Features:

• Direct OEM replacement wear plate for Yamaha outboard water pumps
• Replaces Yamaha OEM part number: 6CE-44323-01-00
• Meets or exceeds original equipment manufacturer specifications
• Designed for use in Sierra water pump repair kits 18-3470 and 18-3471
• Sold as a single outer wear plate

The Sierra 18-3459 is an individual service component, ideal for technicians who need to replace only the outer wear plate during a water pump inspection or rebuild. For a complete water pump service, Sierra also offers full repair kits that include this plate along with the impeller, gaskets, seals, and o-rings.