0445120086 Injector Assembly for Weichai WP10 Diesel Engine

0445120086 Injector Assembly for Weichai WP10 Diesel Engine Featured Image
  • 0445120086 Injector Assembly for Weichai WP10 Diesel Engine

Short Description:

0445120086 common rail fuel injector assembly is a high‑precision fuel injection component specially customized for Weichai WP10 diesel engines.

Product Detail

Product Tags

description

0445120086 serves as the core fuel injection component for Weichai WP10 diesel engines. During long‑haul transportation and heavy‑duty construction work, the injector suffers continuous high‑pressure fuel scouring, frequent load shifts and strong mechanical vibration, which easily bring about nozzle micro‑abrasion and internal valve‑assembly fatigue damage, lowering injection precision and leading to incomplete combustion and gradual power decay. Optimized for Weichai WP10 heavy‑duty operating conditions, this injector applies high‑rigidity wear‑resistant alloy steel and reinforced anti‑fatigue valve structure. Its precision‑machined nozzle creates uniform fine fuel mist to guarantee sufficient in‑cylinder combustion. The upgraded control valve improves injection timing and fuel metering accuracy, reducing risks of internal leakage and pressure loss. Reinforced integral structure withstands long‑cycle high‑pressure impact. Every finished injector has passed strict high‑pressure cycle testing, atomization inspection and dimension calibration for direct substitution of aged faulty injectors.

product parameters

Model Number: 0445120086
Product Type: Complete common rail diesel fuel injector assembly
Applicable Engine: Weichai WP10 Diesel Engine
Applicable Equipment: Heavy‑duty trucks, construction machinery equipped with Weichai WP10 engine
Rated Working Pressure: 1600 bar
Working Temperature: -40℃ ~ +120℃
Material: High‑rigidity wear‑resistant alloy steel, anti‑aging high‑performance sealing material
Included Parts: Precision nozzle core, control valve assembly, complete sealing accessories
Manufacturing Standard: OEM upgraded micron‑level tolerance standard
Supply Status: Finished integral assembly, ready for direct installation
Installation Method: Original position direct replacement
Working Condition: Heavy‑load transportation, engineering operation, long‑time continuous working, frequent load fluctuation
Core Function: Restore engine power torque, stabilize idle speed, optimize fuel atomization, eliminate black smoke and reduce fuel consumption

advantage

Customized for Heavy‑load Working Conditions: Calibrated for long‑term heavy‑duty operation features of Weichai WP10 engine. It keeps stable injection accuracy and uniform atomization under frequent pressure impact and load variation, adapting to various harsh transportation and construction scenarios.
Integrated Assembly Reduces Maintenance Downtime: Adopting integral‑assembly replacement simplifies on‑site maintenance procedures, greatly shortens repair time, cuts equipment downtime and lowers fleet operation‑maintenance costs effectively.
Complete Supporting Accessories: Supplied with brand‑new full‑set sealing vulnerable parts, fully satisfying requirements of daily maintenance and complete engine overhaul without extra‑part matching trouble.
Strict Factory Batch Testing: Every batch of injectors goes through high‑pressure fatigue test, atomization‑uniformity inspection and precision‑dimension calibration to guarantee stable quality and good batch consistency.
Durable Anti‑wear & Anti‑corrosion Structure: Upgraded wear‑resistant alloy substrate and composite sealing materials resist high‑pressure fuel scouring and chemical corrosion, slow down component aging and greatly extend overall injector service life.

FAQ

**Q1: What faulty symptoms can this 0445120086 injector solve?**
A: This injector effectively fixes various failures caused by aging and worn injectors, including insufficient engine power, unstable jittery idle speed, black smoke during acceleration, difficult cold start in low temperature, delayed throttle response and abnormally high fuel consumption.
**Q2: Which engine models is 0445120086 suitable for?**
A: It is specially designed and compatible with Weichai WP10 series diesel engines, widely used on matching heavy‑duty trucks and construction machinery.
**Q3: Is ECU coding or programming required after installation?**
A: Most equipment supports direct plug‑and‑play replacement. Individual models need corresponding injector code input to achieve the best combustion state and engine performance.
**Q4: What are the key installation precautions?**
A: Thoroughly clean the fuel rail and internal pipeline impurities before installation; replace with brand‑new sealing gaskets; keep the installation environment dust‑free; complete idle and acceleration tests after installation to confirm normal operation.
**Q5: How to extend the service life of the common rail injector?**
A: Use qualified clean diesel oil; replace fuel filters regularly; avoid long‑term full‑load operation and frequent aggressive acceleration to reduce frequent high‑pressure impact on 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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