Mercury – Quicksilver 817275A6 Water Pump Rebuild Kit | Mercury 3.0L DFI Outboards | 817275A6

Overview

A reliable cooling system keeps your outboard running at its best. The Quicksilver 817275A6 Water Pump Rebuild Kit restores factory-level cooling performance for Mercury 3.0L DFI outboards, giving your engine the consistent water flow it needs to stay cool under load.

This all-in-one kit includes everything you need — an impeller, housing, faceplate, seals, and gaskets — all built to Mercury Marine’s strict OEM standards. Each impeller is made from high-grade elastomers for superior flexibility and longer life, ensuring smooth performance across a wide range of water and temperature conditions.

Key Features

• Purpose: Rebuilds the water pump to maintain proper cooling flow and prevent overheating.
• Fitment: For Mercury 3.0L DFI outboards.
• Kit Contents: Includes impeller, housing, faceplate, seals, and gaskets — complete and ready to install.
• Material Quality: Premium elastomer impeller delivers better performance and durability across broad temperature ranges.
• OEM Standard: Designed and manufactured to meet or exceed Mercury Marine specifications for fit and performance.

Engine & Boat Compatibility

• Mercury 3.0L DFI outboards
• Found on offshore fishing boats, bay boats, and high-performance rigs

Performance & Practical Benefits

The 817275A6 kit restores full cooling efficiency by replacing worn or damaged water pump components. The improved impeller material provides steady, high-volume water flow, helping the engine stay at its ideal temperature for power and fuel efficiency.

This kit is built to handle the toughest conditions — from shallow-water sand to long offshore runs. Regular water pump maintenance prevents overheating, protecting expensive engine components and keeping your boat ready for long days on the water.

Why Buy OEM

Mercury’s OEM kits are engineered for the exact tolerances and conditions their engines face. Aftermarket parts may fit loosely or use weaker materials that can lead to leaks or premature wear.

A genuine Quicksilver rebuild kit guarantees factory-perfect fitment, tested performance, and long-term protection for your engine. It’s the same quality Mercury builds into every new motor — proven, reliable, and built to last.

FAQ

Q1: What engines fit the Quicksilver 817275A6 kit?
A: It’s made for Mercury 3.0L DFI outboards.

Q2: What’s included in the kit?
A: A water pump impeller, housing, faceplate, seals, and gaskets for a complete rebuild.

Q3: How often should I replace the water pump?
A: Inspect it every season and replace it every 2–3 years, or sooner if you notice reduced water flow.

Q4: Can I install it myself?
A: Yes. It’s a direct-fit kit that installs easily with common tools and a service manual.

Q5: Why OEM instead of aftermarket?
A: OEM parts fit perfectly, last longer, and maintain Mercury’s original cooling performance and reliability.