Product Overview

This premium remanufactured fuel injection pump head rotor is engineered specifically for Yanmar 4TNV88 diesel engines. Designed for global B2B distribution, this component is ideal for excavators, construction machinery, and industrial equipment operating in major markets across North America, Europe, Asia-Pacific, and the Middle East. Each unit undergoes rigorous professional testing to ensure reliable replacement or repair performance, with fast shipping from our Shandong, China facility to ports worldwide.

Key Features & Benefits

• Precision Remanufacturing: Restored to OEM specifications using high-speed steel materials for extended service life
• 100% Professional Testing: Every unit is individually tested for pressure, flow, and timing accuracy before shipment
• Direct Fitment: Exact replacement for Yanmar 4TNV88 fuel system without modifications required
• Cost-Effective Solution: Remanufactured quality at a fraction of new OEM part pricing for fleet maintenance
• Reliable Warranty: Backed by 1-year warranty for peace of mind in demanding work environments

Technical Specifications

OEM Cross-Reference

This fuel pump head rotor is compatible with the following OEM and reference numbers:

• Primary OEM: 129604-51740
• Alternative Numbers: 729652-51330, 729632-51361, 729652-51440, 729630-51520, 729604-51410

Compatibility

• Engine Models: Yanmar 4TNV88, 4TNV88-B, 4TNV88-C
• Equipment Applications: Excavators, compact loaders, agricultural tractors, generator sets, and industrial machinery using Yanmar 4TNV88 series engines
• Year Range: Fits 2000-present model years (verify specific application)

Global Supply & Distribution

We serve international B2B clients with efficient logistics solutions:

• Worldwide Shipping: Fast delivery to major ports including Los Angeles, Rotterdam, Dubai, Singapore, and Shanghai
• Major Markets: North America, Europe, Southeast Asia, Middle East, South America, and Africa
• Delivery Time: 3-7 days for stocked items via express or air freight
• Export Expertise: Experienced in international trade documentation, customs clearance, and bulk orders

Quality Assurance

• Manufacturing Standards: Remanufactured in ISO-compliant facilities using precision machining processes
• Testing: Each unit undergoes 100% professional testing for fuel pressure, flow rate, and rotational accuracy
• Warranty: 1-year warranty against manufacturing defects (excludes improper installation or modification)
• Material Quality: High-speed steel construction ensures wear resistance and dimensional stability

FAQ

Q: Is this head rotor a direct replacement for my Yanmar 4TNV88 engine?
A: Yes, this remanufactured head rotor is designed as a direct replacement for Yanmar 4TNV88 fuel injection pumps. It matches OEM dimensions and specifications. However, we recommend verifying your existing part number (e.g., 729652-51330) against the list provided to ensure exact compatibility. Professional installation is advised.

Q: What maintenance is required after installing this remanufactured head rotor?
A: After installation, check for fuel leaks, prime the fuel system properly, and ensure correct injection timing per Yanmar service manual specifications. We recommend replacing fuel filters and cleaning the fuel tank simultaneously for optimal performance. Monitor for smooth engine operation during the first 10 hours of use.

Q: How does this remanufactured part compare to a new OEM head rotor?
A: Our remanufactured head rotor is restored to meet OEM performance standards using high-speed steel materials, offering comparable durability at a significantly lower cost. Each unit is 100% professionally tested for pressure and flow. While not identical to a brand-new OEM part, it provides a reliable, cost-effective solution for fleet maintenance and repair applications.