0445120293 Injector Assembly for Yuchai YC6JA_EU3 Diesel Engine

0445120293 Injector Assembly for Yuchai YC6JA_EU3 Diesel Engine Featured Image
  • 0445120293 Injector Assembly for Yuchai YC6JA_EU3 Diesel Engine

Short Description:

 445120292 common‑rail fuel injector assembly is a high‑precision replacement part for Yuchai YC6J diesel engines .

Product Detail

Product Tags

description

As the core fuel‑injection part for Yuchai YC6JA_EU3 diesel engines, 0445120293 endures high‑pressure impact, frequent load‑switch vibration and mechanical shocks generated during long‑time heavy‑duty haulage and continuous unit running. This upgraded dedicated injector uses high‑strength wear‑resistant alloy housing and strengthened valve core. Its micron‑precision nozzle produces fine, even fuel mist to boost combustion efficiency and variable‑load power stability. Optimized inner structure keeps stable injection timing and fuel quantity, reducing backflow and pressure loss under full‑load continuous work. Reinforced construction handles shock and vibration fatigue.Optimized for heavy‑load, dusty and poor‑fuel‑quality working conditions, it delivers fine fuel atomization and accurate fuel metering. It fixes typical faults including unstable idle, weak power, black smoke on acceleration, hard cold start, slow throttle response and excessive fuel consumption. With OEM‑identical mounting dimensions, it supports direct‑fit replacement without engine modification for routine equipment maintenance and overhaul.

product parameters

Model Number: 0445120293
Applicable Engine: Yuchai YC6JA_EU3 Series Diesel Engine
Applicable Equipment: Heavy‑duty trucks, passenger coaches, large buses
Rated Working Pressure: 1600‑1800 bar, stable high‑pressure fuel supply output
Working Temperature: ‑40℃ ~ +120℃, adaptable to extreme cold and high‑temperature harsh working environments
Material: High‑strength anti‑wear alloy steel main body, anti‑fatigue valve group, aging‑resistant high‑density sealing rubber material, anti‑corrosion precision nozzle core
Manufacturing Standard: Strictly implement OEM micron‑level tolerance processing standard, consistent with original factory technical parameters
Working Condition: Long‑term high‑load operation, dusty construction site, frequent start‑stop cycle, all‑weather operation, unstable fuel quality working conditions
Core Function: Effectively stabilize engine idle speed, restore full‑load heavy‑duty power performance, optimize fuel atomization effect, improve cylinder combustion efficiency, reduce exhaust black smoke and carbon deposition, restrain abnormal fuel consumption and solve engine power attenuation failure

advantage

• Professionally calibrated for Yuchai YC6JA_EU3 engine characteristics, perfectly matching the ECU control logic and fuel supply parameters, maintaining stable and efficient injection performance under long‑term heavy‑load and high‑dust working conditions.
• Upgraded reinforced anti‑fatigue valve group structure, effectively resisting long‑term mechanical vibration, high‑pressure fuel impact and fuel impurity erosion, greatly delaying internal component aging and extending the overall service life of the injector.
• Adopts micron‑level precision nozzle processing technology, with uniform and delicate fuel atomization, thorough fuel combustion, significantly improving engine thermal efficiency and power output, fundamentally solving black smoke emission, weak power and jitter problems.
• Complete assembly comes with a full set of matched sealing repair kits and auxiliary accessories, supporting one‑time complete replacement, avoiding repeated purchasing of accessories, simplifying maintenance steps and reducing equipment downtime loss.
• Each production batch undergoes strict professional bench tests including flow deviation detection, spray morphology inspection, high and low temperature durability simulation and pressure stability test, with stable and consistent batch quality and zero defective rate.

FAQ 

 

Q1: What are the main symptoms of a faulty Yuchai injector?
A: A worn or clogged 0445120293 injector commonly causes typical faults: difficult cold start in winter, unstable idle speed and engine shaking, insufficient power under heavy load, slow accelerator response, continuous black smoke during acceleration, and abnormally high fuel consumption. Replacing this injector can effectively eliminate the above problems and restore engine working efficiency.

Q2: Which engines and equipment does 0445120293 fit?
A: This common rail injector is specially compatible with Yuchai YC6JA_EU3 diesel engines. It is widely installed on heavy‑duty trucks, passenger coaches and large buses, with perfect matching parameters and high interchangeability.

Q3: How to prolong the service life of fuel injectors?
A: It is recommended to use standard qualified diesel oil and replace fuel filters regularly to reduce nozzle wear and carbon accumulation. Avoid long‑term overload operation and frequent violent acceleration. Keep the entire fuel supply system clean and unobstructed, which can greatly reduce injector failure rate and extend service life.

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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