Water Pump for Yanmar 3JH3E 4JH2E 4JH3 129470-42001 129470-42002 129470-42003

Product Overview

This replacement water pump is engineered for consistent performance and cooling efficiency in marine diesel engines. Built to meet rigorous standards, it ensures dependable operation and helps prevent engine overheating during demanding use.

Key Features & Performance

• Durable housing construction for marine conditions
• Precision-engineered impeller for maximum coolant flow
• Meets or exceeds original equipment standards
• Direct replacement design for simplified installation

Fitment & Compatibility

• Yanmar 3JH3E
• Yanmar 4JH2E
• Yanmar 4JH3

Technical Specifications

• Part Name: Water Pump
• Part Number(s): 129470-42001, 129470-42002, 129470-42003

Frequently Asked Questions

Q: Does this unit include the mounting gasket? A: Standard kits include the necessary gasket for a complete installation; verify individual package contents for confirmation.

Q: Will this work on models not listed in the title? A: This pump is specific to the 3JH and 4JH series engines listed; please check your original part number to ensure compatibility.

Compatibility may vary by serial number. Verify fitment before purchase.