Product Details
Product Overview
This high-precision WX VE Type Diesel Fuel Injection Pump Head Rotor (Part Number: 146405-4220) is a critical component specifically designed for the fuel injection system of Nissan TD42T diesel engines. Manufactured to meet or exceed original equipment specifications, this head rotor ensures optimal fuel metering and injection timing for maximum engine performance and efficiency. As a vital part for repair and replacement, our component is sourced from a specialized facility in Shandong, China, and is available for global shipping to major industrial markets including North America, Europe, Southeast Asia, the Middle East, and Australia.
Key Features & Benefits
- Precision Engineered: Manufactured from high-speed steel for exceptional wear resistance and dimensional stability under high-pressure injection cycles.
- OEM Grade Quality: Designed as a direct replacement for the OE number 146405-4220, ensuring a perfect fit and reliable function in your VE-type distributor pump.
- Enhanced Durability: Advanced machining processes guarantee tight tolerances, reducing internal leakage and improving fuel economy.
- Reliable Performance: Restores proper fuel delivery and injection pressure, helping to eliminate hard starting, rough idling, and power loss in TD42T engines.
- Cost-Effective Solution: A professional-grade aftermarket alternative that provides excellent value without compromising on performance.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 146405-4220 |
| Product Name | Diesel Fuel Injection Pump Head Rotor |
| Type | VE Type Head Rotor |
| Material | High Speed Steel |
| Application | Fuel Injection System |
| Condition | New |
| Place of Origin | Shandong, China |
| Warranty | 4 Months |
| Single Package Size | 13 x 13 x 15 cm |
| Single Gross Weight | 2.000 kg |
OEM Cross-Reference
- Primary OEM Number: 146405-4220
- Alternate / Interchange Numbers: While the primary reference is 146405-4220, this component is designed for VE-type injection pumps commonly used with the Nissan TD42T engine. Please verify your pump model for compatibility.
Compatibility
- Engine Model: Nissan TD42T (Turbo Diesel)
- Pump Type: VE-Type Distributor Fuel Injection Pump
- Common Applications: Nissan Patrol (Y60, Y61 series), Nissan Civilian bus, and other commercial vehicles utilizing the TD42T engine.
Global Supply & Distribution
We provide efficient worldwide shipping solutions tailored for B2B clients. Our logistics network ensures fast and reliable delivery to major ports and industrial hubs, including:
- North America: Los Angeles, Houston, New York, Toronto
- Europe: Rotterdam, Hamburg, Antwerp, Felixstowe
- Asia-Pacific: Singapore, Shanghai, Tokyo, Sydney
- Middle East & Africa: Dubai, Jeddah, Durban
- South America: Santos, Buenos Aires, Callao
With our export experience, we handle all necessary customs documentation and compliance for smooth international transactions.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities with strict quality control procedures.
- Testing: Each head rotor undergoes rigorous dimensional and material testing to ensure it meets OEM performance standards.
- Warranty: We offer a 4-month warranty against manufacturing defects, providing you with peace of mind for your repair or replacement needs.
FAQ
Q1: Is this part a direct fit for my Nissan TD42T engine?
Yes, this head rotor (146405-4220) is specifically designed for VE-type injection pumps used on the Nissan TD42T engine. It is a direct replacement part. However, we always recommend verifying your pump’s model number and comparing it with the original component to ensure a perfect match.
Q2: What are the signs that my fuel injection pump head rotor needs replacement?
Common symptoms include engine misfiring, hard starting, reduced power, black smoke from the exhaust, and poor fuel economy. If the pump has been contaminated with debris or water, the head rotor is often the first component to wear, leading to these performance issues.
Q3: Can I install this part myself, or should I have a professional do it?
Replacing the head rotor requires disassembling the VE-type injection pump, which is a high-precision task. We strongly recommend that installation be performed by a qualified diesel fuel injection technician to ensure proper calibration and timing are maintained. Incorrect installation can lead to engine damage.
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 146405-4220 for Nissan TD42T Engine
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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.