Yamaha - Water Pump Impeller - 40 50 60 70 C40 C50 C60 C70 F40 F50 F60 F70 P40 P50 P60 T50 T60 - 6H3-44352-00-00

Overview

The Yamaha Water Pump Impeller | 6H3-44352-00-00 is one of those parts you don’t skip if you want your motor to stay healthy. When it starts wearing down, you’ll notice it in weak water flow or rising temps, especially at idle or slow speeds. It’s constantly moving water through the engine, so it takes a beating every time you run. Swapping it out regularly is one of the simplest ways to avoid getting stuck with an overheating issue out on the water.

Key Features

• Consistent Water Flow – Keeps cooling water circulating through the engine to maintain safe temperatures.

• OEM Fit Precision – Designed to match Yamaha water pump housings for proper fit and performance.

• Flexible Blade Design – Maintains pumping efficiency across varying engine speeds.

• Heat and Wear Resistance – Built to handle friction, heat, and continuous marine operation.

Engine & Boat Compatibility

• 40 1995-2005
• 50 1995-2009
• 60 1995-2009
• 70 1984-2003
• C40 1997-2003
• C50 1998-2001
• C60 1996-2001
• C70 2000-2001
• E60 1995-2000
• F40 1999-2005
• F50 1995-Current
• F60 1995-Current
• F70 2010-Current
• P40 1998-1998
• P50 1995-1996
• P60 1991-1999
• T50 1996-Current
• T60 2003-Current

FAQs

Q1: How often should this impeller be replaced?
A: Most recommend every season or around 100 hours, depending on usage and conditions.

Q2: What are signs the impeller is failing?
A: Weak or no water stream, overheating, or inconsistent cooling performance.

Q3: Can running the engine dry damage this part?
A: Yes, even a short dry run can damage the impeller blades.

Q4: Does saltwater use affect its lifespan?
A: It can, especially with buildup and debris, so flushing helps extend its life.

Q5: Is replacement difficult?
A: It usually requires removing the lower unit, but it’s a standard maintenance job.

• Supersessions
  697-44352-00-00
• Engine Application
  • 40 - 1995 to 2005
  • 50 - 1995 to 2009
  • 60 - 1995 to 2009
  • 70 - 1984 to 2003
  • C40 - 1997 to 2003
  • C50 - 1998 to 2001
  • C60 - 1996 to 2001
  • C70 - 2000 to 2001
  • E60 - 1995 to 2000
  • F40 - 1999 to 2005
  • F50 - 1995 to Current
  • F60 - 1995 to Current
  • F70 - 2010 to Current
  • P40 - 1998 to 1998
  • P50 - 1995 to 1996
  • P60 - 1991 to 1999
  • T50 - 1996 to Current
  • T60 - 2003 to Current