Mercury Water Pump Impeller Kit, Heavy Duty 4.5L & 6.2L MerCruiser 8M0137221

Mercury Heavy Duty Water Pump Impeller Kit, 4.5L & 6.2L MerCruiser 8M0137221 is a genuine Mercury/Quicksilver OEM service kit designed for compatible 4.5L and 6.2L MerCruiser engines. Replacing the water pump impeller and wear components at the recommended service interval helps maintain proper cooling water flow and protect your engine from overheating.

Compatible with the following:

• MerCruiser 4.5L engines (serial No. 2A531163 and newer)
• MerCruiser 6.2L sterndrive engines (serial No. 2A531197 and newer)
• MerCruiser 6.2L inboard engines (serial No. 2A530774 and newer)
• MerCruiser 6.2L TowSport inboard engines (serial No. 2A531348 and newer)

This heavy-duty 4-piece repair kit includes the essential components needed to restore water pump performance. The impeller is manufactured with durable elastomers for improved flexibility across a wide range of operating temperatures, while the included wear plates and housing gasket help ensure reliable cooling system operation.

Kit Includes:

• Water pump impeller
• Over-molded inner (front) wear plate
• Rear wear plate
• Housing gasket

Routine water pump maintenance is essential for protecting your engine from overheating and costly repairs. Replacing worn impeller components helps maintain dependable cooling performance throughout the boating season.

Quicksilver is Mercury Marine's official parts and accessories brand, offering the same OEM quality and fit as Mercury-branded components.

To Confirm Compatibility: Contact our team with your engine serial number at (727) 596-5929 before ordering.