Product Overview

This is a premium, new Common Rail fuel injector designed as a direct replacement for Cummins QSC8.3 and QSB6.7 diesel engines. Engineered for durability and precise fuel delivery, it is an essential component for engine performance and emissions control. We supply this critical part globally to major markets including North America, Europe, the Middle East, and Asia-Pacific, ensuring fast delivery to key industrial hubs and ports.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for optimal spray pattern, flow rate, and atomization, ensuring efficient combustion and reduced emissions.
• Superior Durability: Constructed with high-grade stainless steel components to withstand high-pressure Common Rail systems and resist corrosion, extending service life.
• Guaranteed Performance: Each unit undergoes 100% professional testing to verify performance and leak integrity before shipment, ensuring reliable operation upon installation.
• Direct Fit Replacement: Designed for a perfect fit and seamless integration, this injector allows for straightforward replacement or repair, minimizing equipment downtime.
• Global Compliance Ready: Packaged for international export with all necessary documentation, facilitating smooth customs clearance for our B2B partners worldwide.

Technical Specifications

OEM Cross-Reference

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

• Cummins: 0445120356
• Cummins: 5303101

These numbers are fully interchangeable for ordering and replacement purposes.

Compatibility

This Common Rail fuel injector is engineered for compatibility with the following Cummins engine families:

• Cummins QSC8.3 Engine – A widely used industrial and heavy equipment powerplant.
• Cummins QSB6.7 Engine – Common in construction machinery, agricultural equipment, and medium-duty applications.

Please verify your engine’s specific model and serial number to ensure correct fitment before ordering.

Global Supply & Distribution

We are a specialized supplier for the global heavy equipment and engine parts market. Our logistics network ensures reliable delivery to key industrial regions:

• Major Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Australia, Southeast Asia, Middle East, and Africa.
• Fast Delivery: Standard delivery to major ports and logistics hubs within 3-7 days after order confirmation, with expedited options available.
• Export Expertise: All shipments are professionally packed with compliant commercial invoices and packing lists, facilitating smooth international B2B transactions. We accept standard payment terms including T/T, Western Union, and PayPal for buyer security.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities using precision CNC machinery and advanced quality control systems.
• Rigorous Testing: Every injector is subjected to 100% professional testing, including flow bench testing and high-pressure leak checks, to meet or exceed performance specifications.
• Warranty: Backed by a 6-month warranty from the date of shipment, covering defects in materials and workmanship under normal operating conditions.

FAQ

Q: Is this injector a direct “plug-and-play” replacement for my Cummins engine?
A: Yes. This injector is manufactured to the exact OEM specifications of part numbers 0445120356 and 5303101. It is designed as a direct fit replacement, requiring no modifications for proper installation on compatible QSC8.3 and QSB6.7 engines.

Q: What testing is performed on these injectors before shipment?
A: Each unit undergoes 100% professional testing. This includes precise flow rate verification, spray pattern analysis, and high-pressure leak-down tests to ensure it delivers the correct fuel quantity and atomization for optimal engine performance and emissions compliance.

Q: Do you provide technical support for installation or compatibility questions?
A: Absolutely. Our technical team specializes in Cummins engine components and can provide guidance on fitment, installation torque specifications, and troubleshooting. Please have your engine model and serial number ready when you contact us for the most accurate support.

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 .