0445120027 Injector Assembly for Isuzu Diesel Engine

0445120027 Injector Assembly for Isuzu Diesel Engine Featured Image
  • 0445120027 Injector Assembly for Isuzu Diesel Engine

Short Description:

0445120018 common‑rail fuel injector assembly is SG04 heavy-duty calibrated injection hardware custom-engineered for Cummins diesel power systems.

Product Detail

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description

0445120027 is the core common rail injection unit of the Isuzu diesel engine. During daily freight and construction operations, continuous high-pressure fuel flushing, frequent load switching, and chassis vibration gradually cause micro-wear of the nozzles and fatigue damage to the internal valve assembly, compromising injection accuracy, reducing combustion efficiency, and causing a continuous decrease in power. This product is optimized according to the SG04 standard for small and medium-sized commercial vehicles, using high-toughness wear-resistant alloy steel paired with reinforced fatigue-resistant valve components; precision-machined nozzles generate a fine and evenly distributed fuel mist, achieving complete combustion in the cylinder; improved control valves optimize injection timing and fuel metering accuracy, minimizing the risk of internal leakage and pressure loss; and reinforced internal structure withstands repeated high-pressure shocks. Each finished product undergoes rigorous high-pressure cycle testing, atomization verification, and dimensional calibration, and can directly replace aging and failed old injectors.

product parameters

- Model Number: 0445120027
- Product Type: Complete common‑rail diesel fuel injector assembly
- Applicable Engine: Isuzu Diesel Engine
- Applicable Equipment: Isuzu light trucks, site dumpers, field service vehicles
- Rated Working Pressure: 1600 bar
- Working Temperature: -40℃ ~ +120℃
- Material: High‑toughness wear‑resistant alloy steel, anti‑aging high‑performance sealing compound
- Included Parts: Precision nozzle core, control valve assembly, complete set of sealing accessories
- Manufacturing Standard: SG04 upgraded OEM micron‑level tolerance standard
- Working Condition: Short-haul transport, dusty site roads, frequent load fluctuation
- Core Function: Restore engine output torque, stabilize idle operation, optimize fuel atomization, suppress black exhaust smoke and cut down diesel consumption

advantage

- SG04 Original Factory Matching Performance: Manufactured according to the SG04 micron-level original factory specifications, perfectly adapted to the parameter requirements of Isuzu engines, ready to use immediately without the need to cut or modify mechanical parts.
- Customized calibration for mixed road and construction site conditions: Tuned for Isuzu light commercial vehicles under strong vibration and variable load conditions, maintaining stable atomization and precise fuel supply under dusty and bumpy road conditions.
- Integrated assembly reduces vehicle downtime losses: Replacing the entire assembly shortens on-site repair time, reduces vehicle downtime, and reduces overall fleet maintenance costs.
- Complete set of accessories: Equipped with core wear parts and anti-aging sealing parts to meet the needs of daily vehicle maintenance and engine overhaul.
- Multiple rounds of rigorous factory testing: high-pressure cycling, atomization consistency, fatigue durability testing, to ensure the stable quality of each batch of products.
- Improved anti-aging and anti-corrosion material formula: Optimize the alloy matrix and composite sealing materials to resist fuel erosion and alternating pressure impact, and extend the overall service life of the injector.

FAQ

- Q1: What operational symptoms can this replacement injector resolve?
A: This replacement injector fixes multiple abnormal conditions triggered by internal component aging and wear. Typical issues include weak engine pulling power, rough idling performance, visible black exhaust smoke under acceleration, hard cold‑start performance in cold climate, delayed pedal response and unexpectedly high diesel consumption.

- Q2: Which engine and vehicle units suit part number 0445120027?
A: It is purpose‑built for Isuzu diesel engines. Widely fitted for Isuzu light trucks, site dumpers and field service vehicles.

- Q3: Is injector coding or ECU programming necessary after installation?
A: Most vehicles support straightforward drop‑in replacement. Certain vehicle control units do demand injector code input to attain optimum combustion efficiency and running performance.

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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Pack and ship

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