Yamaha - Chrome Pump Kit - Water Pump Service Kit - 63V-W0078-0A-00

Overview

When it comes to keeping a Yamaha running cool, I always tell people not to cut corners on the water pump. I’ve seen too many overheats that could’ve been avoided with a proper rebuild kit. This chrome pump kit gives you everything you need to refresh the system and get water flow back where it should be. It’s the kind of maintenance that keeps you on the water instead of dealing with bigger problems later.

Key Features

• Complete Pump Service Kit – Includes essential components for a full water pump rebuild.
• Improved Cooling Performance – Restores proper water flow through the engine.
• OEM Fitment – Designed to match Yamaha specifications for accurate installation.
• Durable Internal Components – Built to handle wear from constant rotation and water exposure.

Engine & Boat Compatibility

Fits Yamaha outboard engines equipped with compatible water pump systems requiring a full pump service kit. Commonly used on small- to mid-range horsepower outboards across fishing boats, tenders, and recreational vessels.

FAQ

Q: How do I know if I need a pump kit instead of just an impeller?
A: If there’s wear inside the housing or reduced water pressure, a full kit is the better option.

Q: What are signs my water pump is failing?
A: Weak water stream, overheating, or inconsistent cooling are common signs.

Q: Should I replace everything in the kit at once?
A: Yes, it’s best to replace all components together to ensure proper performance.

Q: How often should I service the water pump?
A: Typically every season or around 100 hours of use, depending on conditions.

Q: Does saltwater use affect pump components?
A: Yes, salt and debris can accelerate wear, so regular maintenance is important.