Product Details
Product Overview
This high-quality WX VE Type Diesel Fuel Injection Pump Head Rotor is a critical component for maintaining optimal fuel delivery in your diesel engine. Designed as a direct replacement for OEM numbers 146402-0920 and 9 461 613 350, this part ensures precise fuel metering and reliable engine performance. Sourced from a professional manufacturing facility in Shandong, China, this head rotor is ideal for repair and replacement applications on 4JB1 series engines. We offer global shipping to industrial hubs across North America, Europe, Asia-Pacific, the Middle East, and Africa, ensuring fast delivery to your workshop or distribution center.
Key Features & Benefits
- Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and seamless integration with your VE-type injection pump.
- Enhanced Durability: Constructed from high-grade, wear-resistant materials to withstand the high pressures of the diesel fuel injection system, extending service life.
- Restored Engine Performance: Replaces worn or damaged rotors to restore proper fuel pressure and injection timing, leading to improved fuel efficiency and reduced emissions.
- Rigorous Quality Control: Each unit undergoes strict testing to ensure reliability and consistent performance before dispatch.
- Reliable Supply Chain: With a Minimum Order Quantity (MOQ) of just 6 pieces, we cater to both small repair shops and large-scale distributors.
Technical Specifications
| Specification | Detail |
|---|---|
| Product Name | Diesel Fuel Injection Pump Head Rotor |
| Part Number | 146402-0920 / 9 461 613 350 |
| Type | VE Type Head Rotor |
| Application | Diesel Fuel Injection System |
| Condition | New |
| Material | High-Grade Alloy Steel |
| Weight | 1.8 kg (Gross: 1.85 kg) |
| Package Size | 15 x 13 x 13 cm |
| Packing | Neutral Packing / WX Packing |
| Warranty | 4 Months |
OEM Cross-Reference
This head rotor is a direct replacement for the following OEM part numbers:
- 146402-0920 (Isuzu / Common Rail System)
- 9 461 613 350 (Bosch / VE Pump)
Note: This list is not exhaustive. Please verify your current pump model and part number before ordering.
Compatibility
This fuel injection pump head rotor is specifically designed for use with VE-type rotary injection pumps. It is commonly used in the following applications:
- Engine Model: Isuzu 4JB1 series diesel engine.
- Vehicle Applications: Fits various light-duty trucks, vans, and industrial machinery equipped with the 4JB1 engine.
Global Supply & Distribution
We are a dedicated B2B supplier with a robust global logistics network. We ensure fast and reliable delivery to major ports and industrial centers worldwide, including:
- North America: Los Angeles, Houston, New York, Toronto.
- Europe: Rotterdam, Hamburg, Felixstowe, Antwerp.
- Asia-Pacific: Shanghai, Singapore, Sydney, Tokyo.
- Middle East & Africa: Dubai, Jeddah, Durban, Lagos.
We have extensive experience in international trade, customs clearance, and documentation, ensuring a smooth transaction for our partners.
Quality Assurance
- Manufacturing Standards: Produced in an ISO-compliant facility with stringent quality control processes.
- Testing: Each head rotor is inspected for dimensional accuracy, surface finish, and pressure resistance.
- Warranty: We offer a 4-month warranty against manufacturing defects, providing peace of mind for your purchase.
FAQ
1. How do I know if this head rotor fits my injection pump?
Please check the part number on your current pump head rotor. This part is a direct replacement for OEM numbers 146402-0920 and 9 461 613 350. It is specifically designed for VE-type pumps used on the Isuzu 4JB1 engine. If you are unsure, please contact us with your pump model and serial number for verification.
2. What are the signs of a failing injection pump head rotor?
Common symptoms include hard starting, rough idling, loss of engine power, black smoke from the exhaust, and increased fuel consumption. If you experience these issues, inspecting and replacing the head rotor is a critical step in the repair process.
3. Is professional installation required?
Yes, we strongly recommend that this component be installed by a qualified diesel mechanic. The fuel injection pump is a high-precision assembly, and incorrect installation can lead to poor engine performance or pump damage. Proper calibration after replacement is also essential for optimal results.
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
WX VE Type Diesel Fuel Injection Pump Head Rotor 146402-0920 / 9 461 613 350 for 4JB1 Engine
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
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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.