46-42089A5 For Mercury Mariner 2&4 Stroke 6 8 9.9 15HP Water Pump Impeller Kit

Water Pump Impeller Kit for Mercury Mariner

This water pump impeller kit restores cooling-water circulation in compatible Mercury Mariner outboards and includes cross-reference 46-42089A5 for service identification.

Overview

The water pump impeller kit is a replacement service component for maintaining proper water flow through compatible Mercury Mariner outboard cooling systems. This water pump impeller kit suits 2-stroke and 4-stroke 6, 8, 9.9, and 15 HP applications, while the water pump impeller kit format supports routine marine maintenance.

Built For Performance

• Replacement water pump impeller kit configuration
• Application coverage for 2-stroke outboards
• Application coverage for 4-stroke outboards
• Specified for 6 HP, 8 HP, 9.9 HP, and 15 HP engines
• Cross-reference identification with part number 46-42089A5

Fits These Machines

• for Mercury Mariner 6 HP 2-stroke outboards
• for Mercury Mariner 8 HP 2-stroke outboards
• for Mercury Mariner 9.9 HP 2-stroke outboards
• for Mercury Mariner 15 HP 2-stroke outboards
• for Mercury Mariner 6 HP 4-stroke outboards
• for Mercury Mariner 8 HP 4-stroke outboards
• for Mercury Mariner 9.9 HP 4-stroke outboards
• for Mercury Mariner 15 HP 4-stroke outboards

On-The-Job Use

• Routine water pump service on compatible outboards
• Cooling-system maintenance for small fishing boats
• Replacement service during seasonal marine equipment preparation
• Restoration of water circulation after impeller wear

Specs At A Glance

Good To Know

Q: What does this water pump impeller kit do? A: It supports cooling-water circulation through the outboard water pump system. Replace worn service components according to the engine maintenance schedule.

Q: Does this kit fit every Mercury Mariner outboard? A: No. The listed coverage is limited to compatible 6, 8, 9.9, and 15 HP 2-stroke and 4-stroke applications, and serial number verification is recommended.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.