0445120178 Injector Assembly for Russian JAMZ Diesel Engine

0445120178 Injector Assembly for Russian JAMZ Diesel Engine Featured Image
  • 0445120178 Injector Assembly for Russian JAMZ Diesel Engine

Short Description:

0445120177 common‑rail fuel injector assembly is high‑precision fuel injection component specially developed for Cummins QSB4.5, QSB6.7, ISB6.7 diesel engine.

Product Detail

Product Tags

description

As the core fuel injection executive component of Russian JAMZ diesel engines, the 0445120178 injector is designed to adapt to the extreme working characteristics of northern cold zones, including long-distance cross-region transportation, continuous full-load operation and strong mechanical vibration. Ordinary injectors are prone to coking blockage, internal valve fatigue and sealing failure after long-term operation in low-temperature and poor fuel quality environments, resulting in poor atomization, insufficient combustion and obvious power attenuation. This upgraded JAMZ dedicated injector adopts low-temperature resistant high-toughness alloy steel and reinforced fatigue-resistant valve group structure. The ultra-precision machined nozzle forms uniform and dense fuel mist to greatly improve cylinder combustion efficiency. Optimized internal pressure balance structure effectively reduces fuel backflow and pressure loss under continuous heavy load. The integrated reinforced structure resists long-cycle vibration and cold-hot alternating impact. Each product passes professional bench tests of flow calibration, atomization detection and low-temperature durability to ensure stable and consistent performance.

product parameters

Model Number: 0445120178
Product Type: Common Rail Diesel Fuel Injector Assembly
Applicable Engine: Russian JAMZ Series Diesel Engine
Applicable Equipment: JAMZ heavy trucks, log trucks, cargo transport vehicles, off-road engineering machinery
Rated Working Pressure: 1600–1800 bar
Working Temperature: -45℃ ~ +120℃
Material: Low-temperature resistant alloy steel, anti-aging high-performance sealing material
Accessories: Complete sealing repair kit Installation: Original position direct replacement
Core Function: Restore engine power, stabilize idle speed, improve cold start performance, reduce exhaust smoke and fuel consumption

advantage

• Specially tuned for Russian extreme cold climate
Maintains stable atomization and fuel pressure down to ‑45℃, solves poor winter cold‑start and rough idle for JAMZ vehicles.
• Reinforced anti‑fatigue anti‑vibration construction
Upgraded valve and nozzle assembly copes with bumpy long‑haul and off‑road vibration. Reduces nozzle clogging and valve sticking, extends service life under harsh heavy‑duty conditions.
• Micron‑level accurate atomization for higher combustion efficiency
Fine‑drilled nozzle produces even fuel mist. Diesel mixes fully with air inside cylinder, cuts black smoke while lifting engine power and torque.
• Stable heavy‑load performance with low pressure loss
Optimized internal pressure control suppresses fuel backflow under sustained full‑load and frequent load shifting. Delivers steady power without obvious power drop during climbing or long‑distance travel.
• High OE interchangeability, lower maintenance cost
Matches original installation specs, plug‑and‑play for most models. Included sealing kit saves extra accessory purchase and shortens equipment downtime.
• Strict batch bench testing for consistent quality
Each injector undergoes flow, spray pattern, high‑pressure cycle and low‑temperature simulation tests to guarantee reliable uniform performance.

FAQ

What faults can 0445120178 fix?
It resolves failures caused by injector aging, carbon buildup, nozzle clogging and valve wear: difficult winter cold start, unstable idle, weak climbing power, heavy black smoke on acceleration, slow throttle reaction and excessive fuel consumption, restoring normal engine performance.
Which engines and equipment fit this injector?
Designed for Russian JAMZ series heavy‑duty diesel engines, widely used on JAMZ cargo trucks, logging trucks and off‑road engineering machinery as key overhaul replacement part.
Is ECU coding required after installation?
Most conventional JAMZ ECUs support plug‑and‑play with no programming. A small number of newer electronic‑control models need injector correction‑code input to reach optimal power and fuel‑saving effect.
What installation precautions should be followed?
Thoroughly clean fuel rail and pipeline to remove dirt preventing nozzle blockage. Always fit the new supplied sealing gaskets and pressure rings. Keep assembly area dust‑free to protect internal precision components. After fitting, run idle test and short heavy‑load check to confirm no leakage and smooth operation.
How to prolong injector service life?
Use qualified cold‑resistant clean diesel and replace fuel filter as scheduled to remove moisture and impurities. Avoid prolonged overloading and frequent sharp acceleration, reducing high‑pressure impact. Inspect fuel pipeline sealing regularly to keep oil clean and delay component aging.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.

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