Replaces Yanmar 2GM 2YM 3GM 3YM New Sea Water Pump Impeller w/Oring 128990-42200

Sea Water Pump Impeller with O-Ring for Yanmar

This sea water pump impeller with O-ring replaces part number 128990-42200 for Yanmar, and it is designed for Yanmar 2GM, 2YM, 3GM, and 3YM engines.

Overview

This new sea water pump impeller is a direct replacement for Yanmar 128990-42200, supplied with the O-ring needed for installation. As a sea water pump impeller for Yanmar 2GM, 2YM, 3GM, and 3YM, it delivers consistent coolant flow for marine engines. The impeller is ready to install and helps keep the raw water cooling system operating.

Built For Performance

• Replaces OEM part number 128990-42200 for Yanmar
• Includes the O-ring for a complete installation
• Fits for Yanmar 2GM, 2YM, 3GM, and 3YM engines
• Built for marine raw water cooling pump service
• New impeller ready for immediate use

Fits These Machines

• for Yanmar 2GM
• for Yanmar 2YM
• for Yanmar 3GM
• for Yanmar 3YM

On-The-Job Use

• Used in raw water cooling systems for Yanmar marine engines
• Maintains coolant flow while the engine is running
• Commonly changed during scheduled water pump service
• Supports dependable impeller rotation in the sea water pump

Specs At A Glance

Good To Know

Q: Is the O-ring included? A: Yes, the O-ring is included with this sea water pump impeller. That makes it easier to complete the replacement in one order.

Q: Which models does this impeller fit for Yanmar? A: This impeller is for Yanmar 2GM, 2YM, 3GM, and 3YM engines. Check the engine serial number before ordering to confirm fit.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.