Fuel Injector Nozzle Dlla154pn068 Dlla154s334n419 Zexel 105015-4190 Dlla155pn037

Product Details

Product Overview

This high-quality Fuel Injector Nozzle, identified by part number DLLA155PN037, is a critical component for precise fuel atomization in Isuzu diesel engines. Designed to meet rigorous OEM specifications, this nozzle ensures optimal combustion efficiency and engine performance. It is a direct replacement for several Zexel cross-references, including the widely recognized 105015-4190.

Commonly used for Isuzu Medium Duty trucks and excavators equipped with the 6BD1 and 6HK1 engine models, this nozzle is engineered for durability and long service life. While the primary application is for Isuzu machinery from the 2010 era, its robust construction makes it suitable for various heavy-duty diesel applications where precise fuel metering is essential.

This product is supplied as a genuine, new unit, ensuring that replacement parts meet the exacting standards of the original equipment. It is an ideal solution for fleet maintenance and repair shops looking for reliable, long-lasting fuel system components.

Key Features & Benefits

• Precision Engineering: Manufactured to strict OEM tolerances (DLLA155PN037) for accurate fuel injection, leading to improved engine power and reduced emissions.
• Enhanced Durability: Constructed from high-grade steel to withstand the extreme pressures and temperatures within the combustion chamber, ensuring a long service life.
• Direct Fitment: Designed as a direct replacement for Isuzu 6BD1 and 6HK1 engines, minimizing downtime during installation.
• Improved Fuel Economy: Optimized spray pattern promotes complete fuel combustion, which can lead to lower fuel consumption and operating costs.
• OEM Cross-Reference Compatibility: Interchangeable with Zexel part numbers 105015-4190 and other DLLA variants, providing flexible sourcing options.
• Reliable Performance: As a genuine new part, it delivers consistent performance, reducing the risk of engine misfires and rough idling common with worn nozzles.

Technical Specifications

OEM Cross-Reference

This injector nozzle is a direct replacement for the following original equipment and aftermarket part numbers:

• Zexel: 105015-4190
• DLLA Variants: DLLA154PN068, DLLA154S334N419, DLLA155PN037
• Isuzu: 6BD1 (Engine Code)

Note: Always verify your engine’s specific nozzle code before purchase to ensure correct fitment.

Compatibility

This fuel injector nozzle is commonly used for the following engine and vehicle applications. Fitment is inferred based on the OEM part number and engine code provided.

• Engine Models: Isuzu 6BD1, Isuzu 6HK1
• Vehicle Applications: Isuzu Medium Duty Trucks, Isuzu Excavators (e.g., models commonly using the 6BD1 engine)

Global Supply & Distribution

We specialize in the global supply of heavy-duty diesel engine parts, ensuring fast and reliable delivery to industrial centers worldwide. Our logistics network supports major markets including:

• North America: Serving ports and inland hubs in the USA, Canada, and Mexico.
• Europe: Fast shipping to major industrial zones in Germany, the UK, the Netherlands, and France.
• Asia-Pacific: Direct distribution to Japan, South Korea, Australia, and Southeast Asian markets.
• Middle East & Africa: Reliable delivery to UAE, Saudi Arabia, South Africa, and key repair centers.

We offer flexible shipping options, including express courier and sea freight, to meet urgent repair schedules. All exports comply with international trade regulations.

Quality Assurance

Every nozzle undergoes rigorous quality control checks to ensure it meets OEM performance standards.

• Manufacturing Standards: Produced in ISO-certified facilities, ensuring consistent quality and dimensional accuracy.
• Testing: Each unit is tested for spray pattern, flow rate, and pressure integrity before shipment.
• Warranty: Backed by a 1-month warranty against manufacturing defects. After-sales support includes video technical assistance for installation and troubleshooting.

FAQ

Q1: How can I confirm this nozzle (DLLA155PN037) fits my Isuzu 6BD1 engine?
A: Please verify the part number stamped on your old injector nozzle. It should match DLLA155PN037 or one of its cross-references like 105015-4190. While this is the standard nozzle for 6BD1 engines, variations exist based on the specific pump calibration. We recommend consulting your engine’s service manual or contacting our support team with your engine serial number for final verification.

Q2: What are the common symptoms of a worn fuel injector nozzle?
A: Typical signs include rough idling, excessive black smoke from the exhaust, reduced engine power, increased fuel consumption, and hard starting. A failed nozzle can cause uneven cylinder firing and, in severe cases, damage to the piston or cylinder head. Replacing with a quality part like this one restores proper combustion.

Q3: Is professional installation recommended for this part?
A: Yes, installation of fuel injector nozzles requires precision and cleanliness. The high-pressure fuel system must be free of contamination. We strongly recommend that a qualified diesel technician perform the replacement and that the injector body is cleaned and tested on a calibrated test bench after the new nozzle is installed to ensure proper opening pressure and spray pattern.