Mercury – Upper Water Pump Repair Kit | Cooling System | Polymer & Elastomer Components | 8M0061040

Overview

Every boater knows that a dependable cooling system is the quiet heartbeat of an engine that lasts. When you’re running across open water, trimming into a tight channel, or just easing back toward the dock after a long day, you want the comfort of knowing your outboard is being cooled the way Mercury intended. The Quicksilver 8M0061040 Upper Water Pump Repair Kit gives you that sense of assurance — the kind that comes from installing parts built specifically for your engine, made to hold up through changing seasons, shifting water conditions, and real-world use. It’s the kind of component you trust because it never asks you to think twice.

Key Features

• Complete upper water pump repair kit
• Premium elastomer impeller for long-lasting performance
• Housing, gaskets, and hardware included
• Designed to maintain steady cooling water flow
• Meets or exceeds Mercury Marine OEM specifications
• Manufactured to withstand broad temperature ranges and harsh marine environments

Engine & Boat Compatibility

This Mercury Marine part number 8M0061040 is engineered for:

• Mercury 75–115hp 1.7L FourStroke outboards (serial 2B094996 and higher)
• Mercury 150hp EFI FourStroke outboards (serial 1B905505 and higher)
• Common boat types: center consoles, skiffs, pontoons, bay boats, runabouts, and fishing boats running FourStroke power

Always match serial numbers to confirm the proper kit.

Performance & Practical Benefits

A water pump might be out of sight, but it’s never out of mind once you’ve dealt with overheating or inconsistent water pressure. This kit brings everything back to factory precision. The impeller is made from high-quality elastomers, which means it flexes exactly as it should, delivering a smooth, steady, reliable stream of cooling water. No surging, no drop-offs — just a consistent flow your engine can count on.

Installation is straightforward thanks to the all-in-one design. Every gasket fits cleanly, the housing seats tightly, and the hardware matches Mercury tolerances. Once installed, you’ll feel the difference almost immediately: your outboard runs cooler, holds temperature more easily at idle, and simply feels more secure under load.

This kit isn’t just about replacing parts — it’s about restoring confidence. You’ll notice how much quieter and smoother your engine behaves when the cooling system isn’t strained. It’s one of those upgrades where everything feels “right” again.

Why Buy OEM

When it comes to something as important as cooling, cutting corners is never worth it. OEM parts from Mercury Marine give you the fitment accuracy, material quality, and long-term reliability that aftermarket options just can’t replicate. These components are built for the exact water flow and pressure your engine needs — not a generic approximation.

Buying OEM means fewer surprises, fewer do-overs, and fewer headaches down the road. It’s the smart choice for boaters who want equipment that performs correctly the first time and keeps performing season after season.

FAQ

Q1: Which Mercury engines does this water pump kit fit?

It fits Mercury 75–115hp 1.7L FourStroke and 150hp EFI FourStroke outboards with the listed serial ranges.

Q2: What makes this kit different from aftermarket versions?

OEM materials, precise tolerances, and premium elastomer impellers ensure better cooling performance and longer life.

Q3: How can I confirm it’s the right kit?

Match your engine’s serial number with the ranges listed. Your owner’s manual can help as well.

Q4: Can this kit be used in both saltwater and freshwater?

Absolutely — it’s built to handle both environments with strong resistance to heat, friction, and corrosion.

Q5: Is installation straightforward?

Most experienced boaters or technicians find installation simple with basic tools and a service manual.