0445120453 Injector Assembly for FAW Xichai Diesel Engine

Short Description:

0445120443 high precision common rail fuel injector assembly is aftermarket replacement spare part for JND diesel engine, widely fitted on medium-duty commercial trucks.

Product Detail

Product Tags

description

0445120453 common rail injector is the core fuel injection control component of FAW Xichai diesel engine. It precisely controls injection timing, cyclic fuel quantity, injection rate and atomization quality under high common rail pressure. The injector body adopts high-strength alloy steel. Core parts including nozzle, needle valve and control valve are strictly screened and ultra-precisely machined with micron-level clearance control. Every finished injector undergoes full item bench testing covering idle, full load, pre-injection and leakage inspection, guaranteeing outstanding injection consistency and interchangeability. Direct fit replacement without mechanical modification. Suitable for heavy-duty trucks for long haul heavy cargo transportation. It effectively resolves typical engine faults such as insufficient power, rough idle, black smoke and high fuel consumption, meeting maintenance and overhaul demands for FAW Xichai powertrain.

product parameters

  • Part No:0445120453
  • Type:Common rail electromagnetic fuel injector
  • Applicable Engine:FAW Xichai diesel engine
  • Max Working Pressure:1600bar
  • Spray Hole Quantity:8 holes
  • Spray Hole Diameter:0.17mm
  • Injection Spray Angle:147°
  • Fuel:Diesel (EN590 standard recommended; poor quality diesel accelerates wear)
  • Operating Temperature Range:-20℃ ~ +120℃
  • Response Time:≤0.35ms
  • Solenoid Coil Resistance:~3.0Ω
  • Net Weight:0.57kg
  • Application:Heavy duty truck, FAW Jiefang
  • Testing Standard:Bosch professional common rail test bench
  • Package:Individual anti-rust packing + Neutral carton packing
  • Storage suggestion:Keep dry, away from dust, moisture and corrosive gas, indoor storage

advantage

• High-precision matched internal components. The injector body is forged from high strength alloy steel. Core needle valve, nozzle and control valve are carefully selected, processed to micron tolerance. It resists dripping, internal and external oil leakage under continuous high pressure, keeps injection action sensitive and stable, reduces stuck valve risks.
• Optimized 8-hole atomization structure. The 147° spray angle creates fine and uniform mist. Diesel mixes sufficiently with air inside cylinder. Combustion efficiency is greatly improved. It maintains stable power output during heavy haul and uphill driving, cuts black smoke and reduces harmful exhaust emissions.
• Strong adaptability for heavy-duty truck long-haul working conditions. Designed for FAW Xichai engine, fit for Jiefang heavy trucks engaged in long-distance cargo transport, continuous heavy load and frequent climbing. Stable performance under wide temperature range. Better tolerance to commercial diesel oil, lowering premature failure caused by impurity abrasion.
• Upgraded composite sealing design. Multiple sealing surfaces are optimized to prevent fuel seepage. It helps eliminate common faults like rough idle, slow flameout, carbon accumulation and engine shaking, extending service life of injector assembly.
• Direct replacement with good cost performance. Installation dimensions and interfaces follow original factory specifications. No pipeline modification required. It is an economical aftermarket spare part for engine overhaul and routine maintenance, helping customers cut maintenance expense.

FAQ 

Q1: Can this injector fit all FAW Xichai engines?
A1: No. Model 0445120453 injector is dedicated for FAW Xichai diesel engine, matching OE number 0445120453. FAW Xichai has many different engine series adopting different injector internal structure and spray parameters. Before ordering, please verify engine model and old injector OE code. Wrong part will lead to weak power, heavy black smoke, rough idle and even engine mechanical damage, and it may trigger emission fault codes.

Q2: What testing will be carried out before shipment?
A2: All injectors are 100% fully tested on professional common rail test bench before delivery. The test scope includes idle injection quantity, full-load injection quantity, pre-injection accuracy, injection opening pressure, return oil flow and static sealing leakage test. Products can only be packed after all indicators meet standards to minimize defective rate.

Q3: What is the warranty policy and what damage is excluded?
A3: 12-month warranty under correct installation and normal operation. Warranty does NOT cover damage caused by inferior dirty diesel, water mixed into fuel, fuel filter not replaced on schedule, wrong installation torque, unauthorized disassembly of internal parts, engine mechanical failure or man-made damage.

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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