Product Overview

This is a premium quality fuel injector designed specifically for the ISUZU 4JB1 diesel engine. As a leading global supplier of heavy-duty engine components, we provide reliable parts for commercial fleets, repair shops, and distributors worldwide. Our products are engineered for durability and performance, serving major industrial markets across North America, Europe, the Middle East, Asia-Pacific, and Africa.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM specifications for optimal fuel atomization and combustion efficiency.
• Enhanced Durability: Constructed from high-grade materials to withstand high-pressure diesel fuel systems and extreme operating temperatures.
• Improved Engine Performance: Ensures consistent fuel delivery for smooth engine operation, reduced emissions, and better fuel economy.
• Direct Fit Replacement: Designed for easy installation without modifications, minimizing vehicle downtime.
• Rigorously Tested: Each unit undergoes stringent pressure and flow tests to guarantee reliability and performance.

Technical Specifications

OEM Cross-Reference

This part is a direct replacement for the following OEM numbers:

• Primary Part #: 8971229390
• Alternative/Cross Reference: 8-94185-518-0 (Verify for specific model year applications)

Note: Always confirm the exact part number against your engine’s specifications or consult with a technician.

Compatibility

This fuel injector is compatible with vehicles and equipment powered by the ISUZU 4JB1 diesel engine. Common applications include:

• ISUZU Trucks: N-Series (NPR, NQR, NRR), F-Series
• ISUZU Buses & Commercial Vehicles
• Industrial & Generator Sets: Used in various stationary and mobile power units.

Typical model years: 1990s to early 2000s. Compatibility should always be verified against the vehicle’s VIN or existing part number.

Global Supply & Distribution

We are a trusted partner in the global automotive aftermarket, specializing in efficient international logistics.

• Worldwide Shipping: We export to all major continents via air and sea freight.
• Key Markets Served: North America (USA, Canada, Mexico), European Union, United Kingdom, Australia, Middle East (UAE, Saudi Arabia), Southeast Asia, and South America.
• Fast Delivery Network: Consolidated shipments to major ports like Los Angeles, Rotterdam, Singapore, and Jebel Ali ensure timely delivery to industrial hubs.
• Export Expertise: Full compliance with international trade regulations, providing all necessary commercial invoices, packing lists, and certificates.

Quality Assurance

Our commitment to quality ensures you receive parts that meet the demands of professional use.

• Manufacturing Standards: Produced in ISO-certified facilities using advanced precision machinery.
• Comprehensive Warranty: Backed by a standard warranty against manufacturing defects.
• Testing Protocol: Every injector is tested for leak integrity, pop pressure, spray pattern, and flow rate to match OEM performance benchmarks.

FAQ

Q: How do I confirm this injector will fit my specific ISUZU 4JB1 engine?
A: The surest method is to cross-reference the part number currently on your engine. The primary number is 8971229390. You can also provide your engine’s serial number or vehicle VIN for our technical team to verify compatibility.

Q: What is the recommended maintenance procedure when replacing a fuel injector?
A: It is highly recommended to replace injector sealing washers and copper gaskets with new ones. Ensure the injector seat in the cylinder head is clean. Always have the injection pump timing checked by a qualified technician after installation to ensure optimal performance.

Q: Do you supply technical specifications or installation torque settings?
A> Yes. Detailed installation instructions, including the correct torque specification for the injector hold-down clamp, are provided with the product or are available upon request to ensure proper and safe installation.

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 .