Product Details
Product Overview
This high-quality diesel fuel injection pump head rotor, model 146403-9620 (also referenced as 1464039620), is a direct replacement component designed for fuel injection systems. Manufactured to stringent standards, this part ensures reliable performance and efficient fuel delivery. We ship globally from our base in Shandong, China, serving major markets across North America, Europe, Asia-Pacific, the Middle East, and South America. Our extensive logistics network ensures fast, secure delivery to industrial hubs and ports worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and seamless operation.
- Enhanced Durability: Constructed from high-grade materials to withstand extreme pressures and temperatures within the fuel injection system.
- Improved Fuel Efficiency: Optimized design ensures precise fuel metering, contributing to better engine performance and lower emissions.
- Reliable Performance: Rigorously tested to ensure consistent and dependable operation, minimizing downtime for your equipment.
- Direct Replacement: A hassle-free, drop-in replacement part for your existing worn or failed head rotor.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Name | Head Rotor (Fuel Injection Pump) |
| Model Number | 146403-9620 |
| OEM Number | 1464039620 |
| Condition | New |
| Application | Fuel Injection System |
| Quality | High-Quality |
| Warranty | 6 Months |
| Place of Origin | Shandong, China |
| Single Package Size | 35 x 10 x 25 cm |
| Single Gross Weight | 2.000 kg |
OEM Cross-Reference
This head rotor is a direct replacement for the following OEM part numbers:
- 146403-9620
- 1464039620
- 9 461 626 030
- 9 461 625 030
Please verify your existing part number against this list to confirm compatibility.
Compatibility
This component is designed for use in diesel fuel injection systems for various heavy-duty equipment, including excavators, loaders, trucks, and agricultural machinery. It is commonly used in applications where the listed OEM numbers are specified. For specific engine or vehicle model fitment, please consult your equipment’s service manual or contact our technical support team with your original part number.
Global Supply & Distribution
- Worldwide Shipping: We offer reliable shipping via DHL, TNT, UPS, EMS, and FEDEX to all major global destinations.
- Major Markets: Our products are regularly exported to North America, Europe, Southeast Asia, the Middle East, Africa, and South America.
- Fast Delivery: Standard delivery time is 3-7 business days after order confirmation, ensuring minimal downtime for your operations.
- International Compliance: We are experienced in international trade and can handle all necessary export documentation for smooth customs clearance.
Quality Assurance
- Manufacturing Standards: Produced in a facility adhering to strict quality control procedures.
- Testing: Each unit undergoes rigorous testing for pressure, fit, and material integrity before shipment.
- Warranty: Backed by a 6-month warranty against manufacturing defects, ensuring your investment is protected.
- Customer Service: Our 24-hour customer service team is available to answer any questions and provide post-sale support.
FAQ
Q1: How can I be sure this head rotor (146403-9620) will fit my pump?
A1: Please compare the part number on your original head rotor with our listed OEM numbers: 146403-9620, 1464039620, 9 461 626 030, and 9 461 625 030. If your part number matches any of these, it is a direct fit. For further verification, you can measure the rotor’s diameter and length, or contact us with a photo of your old part.
Q2: What are the key steps for a successful installation?
A2: Installation should be performed by a qualified diesel mechanic. Key steps include: 1) Carefully cleaning the pump housing and all mating surfaces. 2) Lubricating the new rotor with clean diesel fuel or assembly oil before installation. 3) Ensuring the rotor and drive pin are correctly aligned. 4) Torquing all retaining hardware to manufacturer specifications. Improper installation can lead to pump failure.
Q3: How can I maximize the lifespan of this new head rotor?
A3: The lifespan of a head rotor is heavily dependent on fuel quality and system maintenance. Use clean, high-quality diesel fuel and replace your fuel filters at the recommended intervals. Ensure no contaminants enter the fuel system during installation. Regularly check for water in the fuel separator, as water can cause corrosion and premature wear of the rotor and other pump components.
Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.
2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.
3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.
4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.
5. Scientific ERP system, easy and fast to locate the parts that customer needs.
6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.
Exhibition

Packing&Shipping

1. Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).
2. Once we get confirmation of payment, we will ship products in 2 days.
3. Our packaging is standard export wooden box or others as your requirement.
4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ
Q1. What is your company major products?
A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.
Q2.What is the MOQ?
A: Normally we can supply any quantity if we have in stock.
Q3. What is your payment term ?
A: We accept Western Union, T/T, Paypal.
Q4. What is the packing ?
A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.
Q5. When can you deliver products after payment ?
A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .
Q6. What can you do to complete order perfectly ?
A: In the beginning , We will communicate with clients in details to understand what they need .
Before packing , We will check the products and send photos to clients .After confirmation ,
We will packing products well to avoid damage . Once we get tracking number ,
We will send it to customer and keep contact in with clients .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
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Quick Inquiry
New Diesel Fuel Injection Pump Head Rotor 146403-9620 9 461 626 030 9 461 625 030
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Inquiry Desk
Send Inquiry
Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.