Product Overview

This premium HEUI (Hydraulically actuated Electronically controlled Unit Injector) is a direct replacement for Caterpillar C9 diesel engines commonly found in excavators and heavy machinery. Manufactured to meet or exceed OEM specifications, this injector (Part Nos. 328-2578, 328-2577, 328-2576) ensures optimal fuel atomization, combustion efficiency, and engine performance. We serve a global B2B clientele, with major markets in North America, Europe, Asia-Pacific, the Middle East, and South America, offering reliable shipping via DHL, UPS, FedEx, EMS, and TNT.

Key Features & Benefits

• High-Quality Construction: Manufactured from premium steel for exceptional durability and long service life in demanding excavator applications.
• OEM Standard Performance: Engineered for precise fuel delivery, improving engine power, reducing emissions, and lowering fuel consumption.
• Rigorous Testing: Each injector is pressure and spray pattern tested to ensure reliable operation and consistent performance.
• Easy Installation: Designed as a direct bolt-on replacement, saving valuable workshop time and labor costs.
• Cost-Effective Solution: Provides a high-quality aftermarket alternative to expensive OEM parts without compromising on reliability.

Technical Specifications

OEM Cross-Reference

This injector is a direct cross-reference for the following OEM part numbers, ensuring compatibility and easy replacement:

• OEM Number 1: 328-2578
• OEM Number 2: 328-2577
• OEM Number 3: 328-2576

Please verify your original part number before ordering to ensure a perfect fit.

Compatibility

This fuel injector is specifically designed for use in:

• Engine Models: Caterpillar C9 (Diesel Engine)
• Vehicle/Equipment Applications:
  • Caterpillar Excavators (e.g., 320D, 323D, 325D, 330D series with C9 engine)
  • Caterpillar Wheel Loaders (e.g., 938H, 950H)
  • Other heavy machinery utilizing the Cat C9 engine platform

Global Supply & Distribution

Our supply chain is optimized for international B2B trade. We offer:

• Worldwide Shipping: Reliable delivery via DHL, UPS, FedEx, EMS, and TNT to any global destination.
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Netherlands), Asia-Pacific (Australia, Japan, Singapore), Middle East (UAE, Saudi Arabia), and South America (Brazil, Chile).
• Fast Delivery: Standard processing time is 3-7 working days. Express shipping to major industrial ports is available upon request.
• Export Expertise: We have extensive experience in international documentation and customs clearance to ensure smooth transactions.

Quality Assurance

We are committed to providing only the highest quality products. Our quality assurance process includes:

• Manufacturing Standards: Produced in ISO-compliant facilities with strict quality control measures.
• Testing: Each injector undergoes rigorous pressure, flow, and spray pattern testing to guarantee performance.
• Warranty: All units come with a 4-month warranty against manufacturing defects, providing peace of mind for your investment.
• Material Integrity: Only high-grade steel is used to ensure durability and resistance to wear.

FAQ

Q1: How can I confirm this injector will fit my excavator?

A: Please check the part number on your current injector. If it matches 328-2578, 328-2577, or 328-2576, this unit is a direct replacement. Additionally, ensure your machine is equipped with a Caterpillar C9 engine. If you are unsure, please contact us with your machine’s serial number for verification.

Q2: Is special programming or calibration required after installation?

A: No. These HEUI injectors are pre-calibrated and designed as a direct mechanical and electrical replacement. After installation, it is recommended to run the engine’s electronic diagnostic system to clear any fault codes related to the old injectors. No special programming is typically required for standard replacement.

Q3: What is the recommended maintenance after installing new injectors?

A: We strongly recommend replacing the fuel filters and cleaning the fuel system before installation to prevent contamination. After installation, monitor the engine for smooth operation and check for any fuel leaks. Regular use of high-quality diesel fuel and scheduled filter changes will maximize the lifespan of your new injectors.

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 .