Yanmar Impeller Pump – 3JH3, 4JH3, 4JH4 – 129670-42512

High-Quality Replacement Impeller Pump for Yanmar Marine Engines
This impeller pump is a reliable and durable replacement for Yanmar 3JH3, 4JH3, and 4JH4 engine models. Built to match or exceed OEM standards, it ensures efficient seawater cooling and long-lasting performance on board.

✅ Key Features:

• Direct replacement for Yanmar part number: 129670-42512

• Supplied complete with pre-installed impeller and mounting bracket

• Constructed from marine-grade, corrosion-resistant materials

• Designed for easy installation and long service life

• 2-year warranty and dedicated technical support

• Fast delivery from stock

• Matching impellers and service kits available

🔁 Replaces:

• Yanmar OEM Part: 129670-42512

💡 Compatible With:

• Yanmar 3JH3

• Yanmar 4JH3

• Yanmar 4JH4

💬 Need Assistance?

Have questions about fitment, installation, or maintenance? Our team is ready to help with expert advice and fast support.