Product Details
Product Overview
This IW6541 High-Quality Diesel Engine Fuel Injection Pump Plunger is a precision-engineered replacement component designed for professional repair and overhaul applications. Manufactured to exacting standards in Shandong, China, a global hub for diesel engine parts, this plunger ensures reliable performance in fuel injection systems. We supply this critical component to B2B clients worldwide, including major markets in North America, Europe, the Middle East, and Asia-Pacific, supporting the maintenance of industrial and automotive diesel engines.
Key Features & Benefits
- Premium Quality Construction: Manufactured from high-grade materials for exceptional wear resistance and long service life, ensuring consistent fuel delivery and engine performance.
- Precision Engineering: Produced to meet or exceed original specifications, guaranteeing a perfect fit and optimal sealing within the injection pump housing.
- Enhanced Durability: Designed to withstand high pressures and the harsh operating environment of a diesel fuel system, reducing the frequency of pump rebuilds.
- Reliable Replacement: Directly replaces worn or damaged OEM plungers, restoring fuel injection accuracy, engine power, and fuel efficiency.
- Global Logistics Ready: Packaged in secure, neutral packaging suitable for international shipment and storage, ensuring parts arrive in perfect condition.
Technical Specifications
| Specification | Detail |
|---|---|
| Product Name | Fuel Injection Pump Plunger |
| Primary Part Number / Model | IW6541 |
| Condition | New |
| Purpose | Replacement / Repair Part |
| Application | Diesel Engine Fuel Injection System |
| Size / Fitment | Standard (OEM Specification) |
| Packing | Neutral Package |
| Single Package Dimensions | 25 x 10 x 15 cm |
| Single Gross Weight | 0.200 kg |
| Place of Origin | Shandong, China |
OEM Cross-Reference
This high-quality aftermarket plunger is a direct replacement for the following OEM part number:
- OEM NO.: IW6541
It may also be compatible with related part numbers for similar pump models. Please verify pump model and specifications for confirmation.
Compatibility
This IW6541 plunger is designed for use in various diesel engine fuel injection pumps. It is a critical internal component for pumps servicing a range of industrial and automotive diesel engines. Specific compatibility should be confirmed by cross-referencing the pump assembly model number or consulting technical documentation for the engine in question.
Global Supply & Distribution
We are a professional B2B supplier with extensive experience in the international export of diesel engine components. Our streamlined logistics network ensures reliable delivery to key industrial regions worldwide.
- Worldwide Shipping: We ship via major global carriers including DHL, FedEx, UPS, TNT, and EMS, with door-to-door service available.
- Major Markets Served: We regularly supply distributors and workshops in North America (USA, Canada, Mexico), the European Union, the United Kingdom, Australia, the Middle East (UAE, Saudi Arabia), and Southeast Asia.
- Fast Delivery: Standard delivery time is 3-7 days to major ports and metropolitan centers, with expedited options available.
- Export Compliance: All shipments are prepared with complete commercial documentation (invoice, packing list, certificate of origin) to ensure smooth customs clearance.
Quality Assurance
Every IW6541 plunger is subject to rigorous quality control to ensure it meets the demands of professional use.
- Manufacturing Standards: Produced using advanced CNC machining and finishing processes to achieve precise tolerances and surface finishes critical for fuel system performance.
- Warranty: Backed by a 3-month warranty against manufacturing defects, providing confidence in your purchase.
- Testing: Components undergo dimensional inspection and visual quality checks to verify conformity to specifications before packaging.
FAQ
Q: How do I confirm this IW6541 plunger is the correct part for my specific fuel injection pump?
A: The most reliable method is to match the part number stamped on your original, worn plunger. This part is designed to directly replace an OEM plunger numbered IW6541. If the pump assembly model is known, cross-referencing the pump’s parts catalog is also recommended.
Q: What is the recommended procedure for installing this replacement plunger?
A: Installation should be performed by a qualified technician. The fuel injection pump must be disassembled in a clean environment. The old plunger and barrel should be replaced as a matched pair in most cases to ensure proper sealing and performance. Always follow the pump manufacturer’s specific rebuild procedures.
Q: What are the MOQ and payment terms for international B2B orders?
A: The Minimum Order Quantity (MOQ) is 4 pieces. We accept secure payment methods suitable for global trade, including Telegraphic Transfer (T/T), PayPal, and Western Union, providing flexibility for our international clients.
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.
- Every submission is stored in WordPress and sent to your admin email.
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Quick Inquiry
IW6541 High-Quality Diesel Engine Fuel Injection Pump Plunger
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- 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.