0445120327 Injector Assembly for JAC 4Cyl 4.8L Euro 5 Engine

0445120327 Injector Assembly for JAC 4Cyl 4.8L Euro 5 Engine Featured Image
  • 0445120327 Injector Assembly for JAC 4Cyl 4.8L Euro 5 Engine

Short Description:

0445120325 common-rail fuel injector assembly is high-precision replacement part for Russian JAMZ diesel engine, Widely fitted on Russian heavy-duty trucks and commercial vehicles.

Product Detail

Product Tags

description

As the core fuel injection component of JAC 4Cyl 4.8L Euro5 diesel power, 0445120327 endures continuous high-pressure diesel scouring, frequent load changes and mechanical vibration during urban delivery and short-distance transportation. Ordinary injectors easily suffer nozzle clogging and valve group degradation under repeated start-stop operation, resulting in uneven atomization, incomplete combustion and obvious power drop under medium load. This injector is specially calibrated to match Euro5 emission requirement of JAC 4.8L engine, adopting high-strength alloy steel and reinforced control valve assembly. Precisely machined nozzle generates fine fuel mist to boost combustion efficiency and meet emission standards. Optimized internal oil circuit stabilizes injection timing and fuel delivery volume, reducing back-leakage risk for long-hour operation. Reinforced integrated construction resists cyclic pressure shock and vibration. Every finished injector passes bench inspection of fuel flow, spray pattern and durability test for reliable substitution of aged OEM injectors.

product parameters

Model Number: 0445120327
Product Type: Complete common-rail diesel fuel injector assembly
Applicable Engine: JAC 4Cyl 4.8L Euro 5 Diesel Engine
Applicable Equipment: JAC medium and light duty trucks
Material: High‑strength wear‑resistant alloy steel, ageing‑proof high‑performance sealing compound
Included Parts: Precision nozzle core, control-valve assembly, matched sealing repair kit
Manufacturing Standard: Aftermarket upgraded micron‑level tolerance specification
Supply Status: Finished integral assembly ready for field mounting
Installation Method: Original‑position direct replacement
Working Condition: Urban distribution, regional logistics, frequent start-stop, medium variable load cycles
Core Function: Improve medium-load power, stabilize idle speed, refine fuel atomization, reduce exhaust smoke and restrain abnormal fuel consumption

advantage

・OEM Consistent Mounting Dimension: Manufactured according to original installation benchmark, mounting holes and outer contour fully match OEM spare parts, supporting direct swap without secondary machining or manual adjustment.
・Euro5 Emission Calibration: Tuned for JAC 4.8L Euro5 engine, stable injection performance to satisfy emission inspection under frequent start-stop operation.
・Whole-Unit Replacement Reduces Equipment Downtime: Complete assembly replacement simplifies on-site repair steps, shortens vehicle idle period and cuts fleet operation cost.
・Matched Sealing Repair Kit Attached: Brand-new sealing accessories are supplied together, meeting maintenance and overhaul demands without extra purchasing.
・Batch-wise Bench Testing: Every batch passes flow deviation test, spray morphology inspection and durability verification, ensuring consistent performance between batches.
・Reinforced Anti-Wear Valve Group: Upgraded valve assembly resists erosion from fuel impurities and cyclic pressure impact, slowing internal wear for frequent start-stop delivery vehicles.

FAQ 

Q1: What faulty symptoms can this 0445120327 injector solve?

A: It improves common faults caused by nozzle carbon coking and internal component wear, including insufficient power under medium load, unstable idle speed, exhaust smoke, slow throttle response and abnormal fuel consumption rise.

Q2: What engines and vehicles is 0445120327 suitable for?

A: It is specially adapted for JAC 4-cylinder 4.8L Euro5 diesel engines, widely fitted on JAC medium and light trucks for urban distribution.

Q3: Is ECU coding required after installation?

A: Most JAC Euro5 vehicles support plug-and-play direct replacement. Individual updated ECUs need corresponding injector code input to achieve optimal fuel supply matching.

Q4: How to extend injector service life for delivery trucks?

A: Use qualified diesel fuel and replace fuel filter on schedule; avoid long-time continuous overload operation; reduce frequent sharp acceleration; keep fuel system clean to reduce impurity abrasion inside the injector.

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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