Product Details
Product Overview
This is a new, high-quality common rail fuel injector designed as a direct replacement for Caterpillar 3412E and 3408E industrial and marine diesel engines. Engineered for precision and durability, this injector is a critical component for maintaining optimal engine performance, fuel efficiency, and emissions control. We supply this part globally to major markets including North America, Europe, the Middle East, and Asia-Pacific, ensuring reliable support for heavy machinery, power generation, and marine applications worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured to exact OEM specifications for perfect fitment and reliable performance in demanding conditions.
- Superior Durability: Constructed from high-grade steel to withstand high-pressure common rail fuel systems and ensure a long service life.
- Enhanced Engine Performance: Delivers precise fuel atomization for optimal combustion, improving power output and fuel economy while reducing emissions.
- Universal Fitment: Designed as a direct plug-and-play replacement, simplifying the repair process and minimizing downtime.
- Global Compliance Ready: Packaged in neutral or WX export packaging, facilitating smooth customs clearance and international shipping to any destination.
Technical Specifications
| Specification | Detail |
|---|---|
| Primary Part Number | 138-8754 |
| Alternative Part Number | 0R-8624 |
| OEM Part Number (OE NO.) | 1388754 |
| Type | Common Rail Fuel Injector |
| Application | Diesel Fuel Injection System |
| Condition | New |
| Material | Steel |
| Fuel Type | Diesel |
| Package Size | 32 x 17 x 7 cm |
| Gross Weight | 3.000 kg |
| Packing | Neutral Packing / WX Packing |
| Minimum Order Quantity (MOQ) | 6 Pieces |
| Place of Origin | Shandong, China |
OEM Cross-Reference
This injector is a direct replacement for the following OEM part numbers:
- Caterpillar: 138-8754, 0R-8624, 1388754
Note: Always verify part number compatibility with your specific engine serial number before purchase.
Compatibility
This fuel injector is specifically engineered for the following Caterpillar engine models:
- Caterpillar 3412E Engine: Commonly found in heavy-duty mining trucks, large excavators, marine propulsion systems, and industrial power generation units.
- Caterpillar 3408E Engine: Widely used in construction equipment, locomotives, marine applications, and stationary power plants.
These engines are utilized across a broad range of Caterpillar machinery and other OEM equipment. Consult your equipment service manual for definitive application.
Global Supply & Distribution
We are a professional B2B supplier with extensive experience in the global export of heavy-duty engine components. Our logistics network ensures efficient delivery to key industrial regions:
- Major Markets Served: North America (USA, Canada), European Union, United Kingdom, Australia, Southeast Asia, Middle East (UAE, Saudi Arabia), and Africa.
- Fast Port Delivery: We prioritize shipments to major international hubs including Los Angeles, Rotterdam, Singapore, Dubai, and Sydney for rapid regional distribution.
- Export Expertise: All documentation (commercial invoice, packing list, certificate of origin) is prepared to full international standards, ensuring hassle-free customs clearance.
Quality Assurance
- Manufacturing Standards: Produced in a certified facility using precision CNC machinery and rigorous quality control protocols at every stage of production.
- Performance Testing: Each injector undergoes stringent flow testing and pressure validation to ensure it meets or exceeds original performance specifications.
- Warranty: Backed by a 4-month warranty from the date of delivery, covering defects in material and workmanship.
FAQ
Q1: Is this injector a direct fit for my Caterpillar 3412E engine?
A1: Yes. This injector (138-8754 / 0R-8624) is manufactured as a direct OEM replacement for the Caterpillar 3412E and 3408E engines. It is designed for plug-and-play installation without requiring modifications.
Q2: What is included in the packaging, and is it suitable for international shipping?
A2: Each injector is supplied individually in protective, brand-neutral export packaging (WX Packing). This ensures the part is secure during transit and simplifies the customs process for our international B2B clients by avoiding brand-related complications.
Q3: What is your lead time for shipping to Europe or North America?
A3: For standard orders, we typically ship within 3-5 business days. Transit times vary by destination and shipping method chosen (air or sea). Shipments to major European and North American ports generally arrive within 15-30 days via sea freight, with expedited air options available for urgent requirements.
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
Caterpillar 3412E/3408E Diesel Engine Fuel Injector 138-8754 / 0R-8624
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.
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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.