Product Overview

This high-quality 9L6884 Pencil Fuel Injector Nozzle is a direct replacement for Caterpillar engine models SR4, 3406, 3408, and 3412. Designed for B2B buyers worldwide, this nozzle ensures optimal fuel atomization and combustion efficiency. We serve major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, offering fast shipping from our China-based warehouse to major ports and industrial hubs.

Key Features & Benefits

• Precision Engineering: 9-hole design with a 4mm hole diameter ensures superior fuel spray pattern for enhanced combustion.
• 100% Tested Quality: Every nozzle undergoes professional testing to guarantee performance and reliability.
• Durable Construction: Manufactured from high-grade materials to withstand extreme diesel engine conditions.
• Direct Fitment: OE number 9L6884 ensures seamless replacement without modifications.
• Cost-Effective Solution: Premium aftermarket quality at competitive wholesale pricing for bulk orders.

Technical Specifications

OEM Cross-Reference

This product directly replaces the following OEM numbers:

• 9L6884 (Primary)
• 4N7100 (Injector Tip)

Note: Always verify your specific engine model and existing part number before ordering.

Compatibility

This nozzle is compatible with the following Caterpillar engine models:

• Caterpillar 3406 (all variants)
• Caterpillar 3408
• Caterpillar 3412
• Caterpillar SR4 Generator Set

Application: Designed for diesel engines in heavy machinery, industrial equipment, and generator sets.

Global Supply & Distribution

We offer worldwide shipping with reliable logistics partners. Our distribution network covers:

• North America: Fast delivery to USA, Canada, and Mexico ports.
• Europe: Quick transit to major industrial centers including Germany, UK, and Netherlands.
• Asia-Pacific: Efficient service to Australia, Japan, and Southeast Asia.
• Middle East & Africa: Reliable shipping to UAE, Saudi Arabia, and South Africa.

We maintain strong export experience with customs compliance documentation for smooth international trade.

Quality Assurance

• Manufacturing Standards: Produced in ISO-certified facilities with strict quality control.
• Testing: 100% professional testing for flow rate, spray pattern, and pressure integrity.
• Warranty: 1-year warranty against manufacturing defects.
• Certifications: Compliant with international diesel engine component standards.

FAQ

Q1: Is this nozzle a direct replacement for the original Caterpillar 9L6884?

Yes, this nozzle is manufactured to match OEM specifications exactly. It is a direct drop-in replacement for the 9L6884 part number, requiring no modifications for installation on Caterpillar 3406, 3408, 3412, and SR4 engines.

Q2: What maintenance is recommended after installing this nozzle?

After installation, we recommend checking the fuel system for any contaminants and replacing fuel filters. Regularly inspect the nozzle for carbon buildup every 500 operating hours and clean if necessary to maintain optimal spray performance and engine efficiency.

Q3: Can this nozzle be used in both mechanical and electronic injection systems?

This is a pencil-type nozzle designed primarily for mechanical fuel injection systems found in older Caterpillar engines (3406, 3408, 3412). It is not compatible with modern common-rail or electronic unit injector (EUI) systems. Please verify your engine’s injection system type before purchasing.

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 .