0445120343 Injector Assembly for Weichai WD10 Off-road Engine

0445120343 Injector Assembly for Weichai WD10 Off-road Engine Featured Image
  • 0445120343 Injector Assembly for Weichai WD10 Off-road Engine

Short Description:

0445120333 common-rail fuel injector assembly is high-precision replacement part for Yuchai YC6MK EU3 diesel engine, Widely fitted on heavy-duty trucks and large passenger coaches equipped with YC6MK engine.

Product Detail

Product Tags

description

As the core fuel injection component of Weichai WD10 off-road diesel power, 0445120343 withstands continuous high-pressure diesel scouring, frequent load changes, strong mechanical vibration and dusty site conditions. Ordinary injectors easily suffer nozzle clogging and valve group degradation under long-duration heavy-duty cycles, resulting in uneven atomization, incomplete combustion and obvious power drop under heavy load. This injector is specially calibrated to match WD10 off-road engine performance characteristics, adopting high-strength alloy steel and reinforced control valve assembly. Precisely machined nozzle generates fine fuel mist to boost combustion efficiency. Optimized internal oil circuit stabilizes injection timing and fuel delivery volume, reducing back-leakage risk for long-hour continuous 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: 0445120343
Applicable Engine: Weichai WD10 Off-road Diesel Engine
Applicable Equipment: Loader, excavator, bulldozer and other construction machinery
Rated Working Pressure: 1600‑1800 bar
Working Temperature: ‑30℃ ~ +125℃
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
Core Function: Boost heavy-load power, stabilize idle speed, improve fuel atomization, reduce exhaust smoke and restrain abnormal fuel consumption

advantage

・Calibrated for Off-road Heavy-duty Working: Tuned for WD10 non-road engine, stable injection performance under dusty construction site and heavy cyclic load.
・Whole-Unit Replacement Reduces Equipment Downtime: Complete assembly replacement simplifies on-site repair steps, shortens machinery idle period and cuts maintenance 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 long-time engineering machinery operation.

FAQ 

Q1: What faulty symptoms can this 0445120343 injector solve?

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

Q2: What engines and machines is 0445120343 suitable for?

A: It is specially adapted for Weichai WD10 off-road diesel engines, widely fitted on loaders, excavators, bulldozers and other construction machinery.

Q3: How to extend injector service life for construction machinery?

A: Use qualified diesel fuel and replace fuel filter on schedule; avoid long-time continuous full-load 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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