Product Details
Product Overview
This high-quality diesel fuel injection pump plunger is engineered as a direct replacement for Kubota engines, ensuring precise fuel metering and optimal engine performance. We specialize in the global supply of critical engine components, serving major industrial and automotive markets worldwide with reliable parts and expedited logistics.
Key Features & Benefits
- Precision Engineered: Manufactured to exact OEM specifications for a perfect fit and reliable operation within the fuel injection system.
- Enhanced Durability: Crafted from high-grade materials to withstand high-pressure conditions and ensure long service life, reducing downtime.
- Optimal Fuel Efficiency: Designed to maintain precise fuel delivery, promoting complete combustion and supporting engine power and efficiency.
- Global Compliance Ready: Supplied in neutral packaging suitable for international export and distribution to any market.
- Streamlined Procurement: Available with low MOQ and multiple payment options to facilitate easy B2B ordering and inventory management.
Technical Specifications
| Specification | Detail |
|---|---|
| Product Name | Fuel Injection Pump Plunger |
| Condition | New |
| Our Part Number / Model | 140171-0520 |
| Purpose | Replacement / Repair |
| Application | Diesel Engine Fuel Injection System |
| Quality Standard | High-Quality |
| Packing | Neutral Package |
| Single Package Size | 25 x 10 x 15 cm |
| Single Gross Weight | 0.200 kg |
| Minimum Order Quantity (MOQ) | 10 Pieces |
OEM Cross-Reference
This part is a direct interchange for the following OEM part numbers:
- Kubota OEM Number: 1401710520
- Alternative Part Number: 140171-0520
- Associated Model: Kz04
Compatibility
This fuel injection pump plunger is designed for use in Kubota diesel engines, specifically associated with the Kz04 engine model series. It is a critical component for the fuel injection pump assembly in applicable industrial machinery and equipment powered by these engines. Please verify your engine’s model and existing part number for confirmation.
Global Supply & Distribution
We are a professional exporter of heavy-duty engine components with a robust supply chain to serve partners globally. Our core markets include North America, Europe, Asia-Pacific, and the Middle East. We ship via major carriers (DHL, FedEx, UPS, TNT, EMS) to ensure fast delivery to key industrial hubs and ports. Our expertise in international trade compliance ensures smooth customs clearance for all B2B shipments.
Quality Assurance
Every plunger is manufactured under strict quality control protocols to meet or exceed original performance standards. The product is backed by a 6-month warranty from the date of purchase, covering defects in material and workmanship. Components undergo rigorous dimensional and material checks to guarantee fit, function, and durability.
FAQ
Q: How do I confirm this part fits my Kubota engine?
A: The primary fitment is confirmed by the OEM part number. Please check your existing fuel injection pump or engine documentation for the part number 1401710520 or 140171-0520. This part is designed for Kz04 series engines.
Q: What is the lead time for delivery to North America or Europe?
A: We process orders rapidly, with typical delivery times of 3-7 days to major destinations using our express courier partners. Delivery times to specific ports or cities can be provided upon order confirmation.
Q: Is this part sold individually or as part of a kit?
A> This plunger is sold as a single item, allowing you to order the exact quantity needed for your repair or inventory requirements. The Minimum Order Quantity (MOQ) is 10 pieces.
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
Kubota Diesel Fuel Injection Pump Plunger 140171-0520 (OEM 1401710520) – High Quality
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
- Add quantity, destination, and packing needs for a faster quote.
Inquiry Form
Send Inquiry
Leave your email and phone / WhatsApp so sales can follow up directly.
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.