Product Overview

This is a premium remanufactured Common Rail fuel injector for Caterpillar C9 diesel engines. Engineered to restore optimal fuel delivery and combustion efficiency, this injector is a direct replacement for OEM part 254-4339. We supply this critical component to a global network of heavy equipment distributors, repair shops, and fleet operators, with major markets across North America, Europe, the Middle East, and Asia-Pacific.

Key Features & Benefits

• 100% Professional Remanufacturing: Each injector undergoes complete disassembly, cleaning, and replacement of all wear components with new, high-precision parts.
• Restored OEM Performance: Delivers precise fuel metering and spray patterns to match original engine specifications for power, fuel economy, and emissions.
• High-Speed Steel Construction: Core components are made from durable high-speed steel to withstand extreme pressures and temperatures within the common rail system.
• Cost-Effective Reliability: Provides the performance and longevity of a new injector at a fraction of the cost, minimizing equipment downtime.
• Rigorous Testing: Every unit is bench-tested to ensure proper flow rate, leak integrity, and solenoid operation before shipment.

Technical Specifications

OEM Cross-Reference

This injector is a direct cross-reference for the following OEM and alternative part numbers:

• Caterpillar: 254-4339, 2544339, 10R7222
• Other Common References: 387-9433, 3879433, 382-2574, 3822574

Compatibility

Primary Engine Application: Caterpillar C9 ACERT Diesel Engine.

Compatible Machine Models (Examples):

• Caterpillar 330D Excavator
• Caterpillar 336D Excavator

Note: Always verify the specific engine serial number and existing part number for your application before purchase. Compatibility may extend to other equipment utilizing the C9 engine platform.

Global Supply & Distribution

We are a specialized exporter of heavy-duty engine components with established logistics for seamless international B2B trade. Our capabilities include:

• Worldwide Shipping: Reliable delivery to major industrial hubs and ports globally via air and sea freight.
• Key Markets Served: We regularly supply partners in North America (USA, Canada), Europe (UK, Germany, Poland), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore), and South America.
• Fast Export Processing: Efficient handling of documentation, customs clearance, and Incoterms (FOB, CIF, DAP) for smooth cross-border transactions.
• International Compliance: Products are prepared for export with all necessary commercial invoices and packing lists.

Quality Assurance

• Manufacturing Standard: Remanufactured to meet or exceed original functional specifications using advanced calibration equipment.
• Warranty: Backed by a 6-month warranty from the date of shipment, covering defects in materials and workmanship.
• Testing Procedure: Each injector is subjected to a 100% professional test protocol checking for flow rate, dynamic response, seat leakage, and electrical continuity to ensure it performs as required.

FAQ

Q: Is this injector a direct “plug-and-play” replacement for my Caterpillar machine?
A: Yes, this remanufactured injector is designed as a direct bolt-on replacement for the OEM part 254-4339. It is calibrated to factory specifications. However, professional installation and, typically, an electronic calibration/trim code update via the machine’s diagnostic software are required for optimal performance.

Q: What is included with the injector, and is any additional hardware needed?
A: The injector is supplied as a single, complete unit. We recommend replacing the copper sealing washer and any O-rings or gaskets in the injector seat with new, genuine parts during installation to prevent leaks and ensure a proper seal.

Q: How does a remanufactured injector compare to a new one?
A: Our remanufacturing process replaces all critical wear components (nozzle, valve, seals, solenoids if applicable) with new parts. The body is cleaned, inspected, and re-machined if necessary. The final unit is tested to deliver performance equal to new, offering significant cost savings while maintaining reliability and backed by a warranty.

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 .