Superseded from 68V-W0078-00-00.

Yamaha – Water Pump Repair Kit | Cooling System Service Kit | 68V-W0078-01-00

Overview

The Yamaha Water Pump Repair Kit | 68V-W0078-01-00 is one of those maintenance items you don’t put off if you want your engine running cool and reliable. On motors like the F115 and F90B, once the pump starts wearing out, you’ll notice it in weak water flow or rising temps pretty quickly. This kit gives you everything needed to refresh the pump instead of chasing individual parts. If you’re doing scheduled service or fixing cooling issues, this is the right way to handle it.

Key Features

• Complete Pump Rebuild Kit – Includes essential components needed to restore full water pump function.

• OEM Fit Precision – Built to Yamaha specifications for proper alignment and dependable operation.

• Restores Cooling Efficiency – Helps bring back strong, consistent water flow and stable engine temperatures.

• Durable Marine Components – Designed to handle heat, friction, and continuous engine use.

Engine & Boat Compatibility

• F115 2002-Current
• F90B 2016-Current
• LF115 2002-Current
• VF115 2015-Currnet

FAQs

Q1: When should I replace the full water pump instead of just the impeller?
A: If internal components like plates or seals are worn, replacing everything together is the better option.

Q2: What are signs the water pump needs rebuilding?
A: Weak water stream, overheating, or inconsistent cooling performance are common indicators.

Q3: Does this kit include everything needed for the job?
A: Yes, it includes the main components required for a full pump service.

Q4: Is this considered routine maintenance?
A: Yes, especially for engines that see regular use or saltwater exposure.

Q5: Is installation difficult?
A: It requires removing the lower unit, but it’s a standard maintenance job for most setups.