47-89980 47-68988 18-3054 Water Pump Impeller for Mercury Mariner Sierra

This Water Pump Impeller Replacement is a water pump impeller compatible with Mercury Mariner outboard motors and references part numbers 47-89980, 47-68988, and Sierra 18-3054.

Product Overview

Designed for Mercury Mariner outboard water pump service, this replacement impeller is identified by Mercury Mariner reference numbers and the Sierra 18-3054 reference. It is intended for cooling-system maintenance when the existing impeller requires replacement.

Key Features & Performance

• Replacement water pump impeller for outboard motors

• Identified for Mercury Mariner applications

• References part number 47-89980

• References part number 47-68988

• References Sierra part number 18-3054

Fitment & Compatibility

• for Mercury outboard motors

• for Mariner outboard motors

Common Uses

• Replacing an existing Mercury or Mariner outboard water pump impeller

• Servicing the outboard engine cooling system

• Matching a replacement impeller by reference number

Technical Specifications

Product Type: Water pump impeller replacement

Brand Compatibility: Mercury, Mariner

Part Number(s): 47-89980, 47-68988

Replacement Number(s): Sierra 18-3054

Frequently Asked Questions

Q: Which outboard brands are identified for this impeller? A: The title identifies Mercury and Mariner outboard applications.

Q: How should fitment be verified? A: Compare the existing impeller and part number with 47-89980, 47-68988, or Sierra 18-3054 before purchase.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.