Product Overview

This high-performance 4W7019 Diesel Pencil Injector is engineered as a direct replacement for 3400 Series diesel engines. Designed for durability and precise fuel metering, it is a critical component for maintaining optimal engine performance and fuel efficiency. We supply this part globally, with extensive experience serving major markets across North America, Europe, the Middle East, and Asia-Pacific, ensuring reliable delivery to ports and industrial hubs worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured to exacting specifications for reliable fuel atomization and consistent injection timing.
• Robust Construction: Made from high-grade steel for superior durability and resistance to high-pressure conditions within the common rail system.
• Direct OEM Replacement: Designed as a plug-and-play solution to restore engine power and reduce emissions without modification.
• Global Compatibility: Universally fitted for easy integration into a wide range of diesel engine applications using the 3400 Series platform.
• Quality Assured: Each unit undergoes rigorous testing to ensure performance meets or exceeds original equipment standards.

Technical Specifications

OEM Cross-Reference

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

• 4W7019
• 0R-3536

Always verify part numbers against your engine’s service manual or existing component for exact fitment.

Compatibility

This diesel pencil injector is specifically designed for engines within the 3400 Series. It is a universal fitment component for the diesel fuel injection system in applicable industrial and automotive applications. Please consult your equipment manual or contact our technical support team with your engine serial number for precise application verification.

Global Supply & Distribution

We are a leading supplier of diesel engine components with a robust international logistics network. We specialize in seamless export to key global markets, including:

• North America: Fast shipping to major US and Canadian ports.
• Europe: Efficient distribution to EU member states and the UK.
• Asia-Pacific: Reliable supply to Australia, Southeast Asia, and Japan.
• Middle East & Africa: Extensive experience delivering to industrial centers in the GCC and beyond.

Our operations are built on compliance with international trade regulations, ensuring smooth customs clearance and timely delivery to your specified location.

Quality Assurance

Every 4W7019 injector is produced in a certified facility adhering to strict manufacturing standards. Our quality control process includes:

• Dimensional accuracy checks against OEM blueprints.
• Pressure and leak-down testing to validate performance under operational conditions.
• Final inspection before secure, export-ready packaging.

This product is backed by a 4-month warranty from the date of shipment, covering defects in materials and workmanship.

FAQ

Q: Is this injector a direct fit for my 3406 engine?
A: This 4W7019 injector is designed for the 3400 Series engine family, which includes the 3406. For absolute certainty, please cross-reference the part number (4W7019 or 0R-3536) with your engine’s specific service parts catalog or the number on your existing injector.

Q: What is included in the “Neutral Packing”?
A: Neutral packing means the product is shipped in non-branded, standard protective packaging. This is standard for B2B transactions and global export, ensuring the parts arrive safely without manufacturer branding, which is often required by distributors and resellers.

Q: Do you provide technical support for installation?
A: While we supply the component and basic specification data, installation of fuel injectors is a precision task that should be performed by a qualified technician familiar with common rail diesel systems. We recommend following the OEM service procedures for torque specifications and system priming to ensure proper operation and maintain warranty validity.

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 .