0445120130 Injector Assembly for Weichai WD10 Diesel Engine

0445120130 Injector Assembly for Weichai WD10 Diesel Engine Featured Image
  • 0445120130 Injector Assembly for Weichai WD10 Diesel Engine

Short Description:

0445120127 common rail fuel injector assembly is high-precision fuel injection hardware engineered exclusively for Weichai WP12 diesel engines.

Product Detail

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description

Serving as the pivotal fuel‑injection part for Weichai WD10 diesel engine, the 0445120130 injector is built to endure relentless high‑pressure diesel flushing, frequent load shifts and fierce mechanical vibration common in long‑distance hauling and earth‑moving construction sites. Conventional injectors tend to suffer nozzle corrosion and internal valve fatigue under such tough conditions, which further causes poor injection accuracy, incomplete combustion and obvious power loss. Tailor‑optimized for WD10 heavy‑duty operating demands, this assembly adopts high‑strength wear‑resistant alloy steel plus strengthened anti‑fatigue valve assembly. Its precision‑manufactured nozzle produces even fine fuel mist for full cylinder combustion. The upgraded control valve delivers accurate injection timing and fuel metering, effectively cutting internal leakage and pressure waste. With robust one‑piece construction, it stands up to cyclic high‑pressure impacts over extended service hours. Each finished injector goes through rigorous high‑pressure cycling examination, atomization test and dimensional calibration, guaranteeing reliable direct replacement for worn‑out original units.

product parameters

Model Number: 0445120130
Product Type: Complete common rail diesel fuel injector assembly
Applicable Engine: Weichai WD10 Diesel Engine
Applicable Equipment: Heavy‑duty cargo trucks, dump trucks and medium‑large construction machinery with Weichai WD10 power
Rated Working Pressure: 1600 bar
Working Temperature: -40℃ ~ +120℃
Material: High‑strength wear‑resistant alloy steel, anti‑aging high‑performance sealing compound
Supply Status: Finished integral assembly ready for direct mounting
Installation Method: Original‑position direct replacement
Working Condition: Long‑distance freight, heavy‑duty earth‑moving operation, frequent load fluctuation
Core Function: Restore engine torque output, stabilize idle condition, optimize fuel atomization, eliminate black exhaust smoke and cut diesel consumption

advantage

OEM‑Level Dimension Matching: Produced complying with Weichai WD10 original technical criteria. All physical dimensions and injection parameters highly match original equipment, enabling plug‑in replacement without cutting or drilling modification.
Real‑World Heavy‑Duty Calibration: Tuned for WD10 engine’s long‑time heavy‑load operating characteristics. It keeps stable injection accuracy and consistent atomization performance amid fluctuating pressure and shifting loads, adapting to complicated highway and construction‑site environments.
Integral‑Unit Replacement Cuts Downtime: Whole‑assembly swap simplifies on‑site maintenance workflow, greatly shortens repair hours, reduces equipment standstill period and decreases overall fleet operating‑maintenance expenditure.
Batch‑by‑Batch Factory Validation: Each production batch undergoes high‑pressure fatigue test, atomization uniformity check and precise dimension calibration, ensuring steady quality and consistent batch‑to‑batch performance.
Enhanced Wear‑Resistant & Anti‑Aging Build: Adopts upgraded wear‑proof alloy base and composite sealing materials, resisting high‑pressure diesel erosion and chemical corrosion, slowing component aging progress and extending whole‑service lifespan of the injector.

FAQ

Q1: What faulty symptoms can this 0445120130 injector solve?
A: This injector effectively fixes various failures caused by long‑term aging, internal carbon accumulation and worn injectors, including insufficient engine power, unstable jittery idle speed, black smoke during acceleration, difficult cold start in low‑temperature winter conditions, delayed throttle response and abnormally high fuel consumption under normal driving conditions.
Q2: Which engine models is 0445120130 suitable for?
A: It is specially designed and compatible with Weichai WD10 series diesel engines, widely used on matching heavy‑duty cargo trucks, dump trucks and medium‑large construction machinery for long‑distance transport and earth‑moving assignments.
Q3: Is ECU coding or programming required after installation?
A: Most equipment supports direct plug‑and‑play replacement. Individual models with intelligent ECU modules need corresponding injector code input to achieve the best combustion state and stable engine 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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