0445120241 Injector Assembly for Cummins Diesel Engine

0445120241 Injector Assembly for Cummins Diesel Engine Featured Image
  • 0445120241 Injector Assembly for Cummins Diesel Engine

Short Description:

0445120240 common‑rail fuel injector assembly is high‑precision fuel injection spare part specially matched for Cummins 6C 8.3L and QSL9 diesel engine.

Product Detail

Product Tags

description

As the core fuel‑injection executive component of Cummins ISLe 8.9L / QSL9 diesel power, 0445120241 bears cyclic high‑pressure scouring, frequent load‑switch impact and continuous mechanical vibration generated in long‑distance road transportation, earth‑moving excavation and high‑dust site working scenarios. Ordinary injectors tend to suffer nozzle hole carbon clogging and internal valve‑group fatigue under complicated fuel quality and alternating cold‑hot working conditions, resulting in uneven fuel atomization, incomplete combustion and obvious power loss under heavy‑duty operation. Specially calibrated for real‑world comprehensive working features of Cummins 8.9L large‑displacement power, this injector adopts high‑strength wear‑resistant alloy steel and optimized reinforced control‑valve assembly. Its micro‑precision machined nozzle outputs well‑distributed fine fuel mist, improving in‑cylinder combustion efficiency under variable‑load conditions. Improved inner control structure stabilizes injection timing and single‑cycle fuel supply volume, efficiently lowering internal back‑leakage risk and pressure attenuation during long‑time high‑pressure running. Reinforced integrated structure withstands repeated mechanical shock brought by frequent load fluctuation. Each finished injector undergoes complete bench inspection covering fuel flow deviation, spray pattern detection and long‑time durability simulation, which can directly replace aged and faulty original injectors.

product parameters

Model Number: 0445120241
Product Type: Complete common‑rail diesel fuel injector assembly
Applicable Engine: Cummins ISLe 8.9L, QSL9 Diesel Engine
Applicable Equipment: Heavy‑duty passenger buses, long‑haul trucks, large‑tonnage excavators, wheel loaders
Rated Working Pressure: 1600‑1800 bar
Material: High‑strength wear‑resistant alloy steel, ageing‑resistant high‑performance sealing compound
Included Parts: Precision nozzle core, control‑valve assembly, matched sealing repair kit
Installation Method: Original‑position direct replacement
Working Condition: Long‑haul highway transportation, mountain‑road heavy‑load cycle, high‑dust open‑air construction, cold‑region all‑weather operation
Core Function: Restore heavy‑load power performance, stabilize idle running status, promote uniform fuel atomization, cut black‑smoke emission and suppress abnormal fuel‑consumption growth

advantage

OEM‑Consistent Mounting Dimension: Manufactured according to original installation benchmark, mounting hole and outer profile fully match OEM spare parts, supporting direct swap‑in without secondary machining or manual adjustment.
Multi‑Scenario Optimized Calibration: Tuned for both on‑road transport vehicles and off‑road construction machinery, adapts to mountain‑road heavy‑load, dusty site and low‑temperature environment, maintains stable injection property amid frequent load changes.
Whole‑Unit Replacement Cuts Downtime Loss: Complete‑assembly replacement simplifies on‑site repair workflow, shortens vehicle‑machine idle period and reduces overall operation cost for fleet buyers.
Matched Sealing Repair Kit Attached: Brand‑new supporting sealing accessories are supplied together, satisfying daily maintenance and major engine overhaul needs with no extra‑part purchasing work.
Batch‑Wise Comprehensive Bench Test: Every production batch passes flow deviation test, spray morphology inspection and durability simulation, guaranteeing steady product consistency among batches.

FAQ

Q1: What faulty symptoms can this 0445120241 injector solve?

A: It improves multiple common faults brought by nozzle carbon coking, partial blockage and internal‑part wear, including weakened heavy‑load climbing power, wandering unstable idle speed, prominent black smoke under sharp heavy‑load acceleration, unsatisfactory cold‑start in low‑temperature environment, slow throttle pedal response and abnormal rise in diesel consumption.

Q2: Which engine models is 0445120241 suitable for?

A: It is specially adapted for Cummins ISLe 8.9L and QSL9 diesel engines, widely used for heavy‑duty buses, long‑haul trucks, large‑tonnage excavators and wheel loaders.

Q3: Is ECU coding or programming required after installation?

A: Most matched ISLe‑QSL9 equipment supports plug‑and‑play direct replacement. Individual updated electronic control units need corresponding injector code input for optimal fuel‑supply matching performance.

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.

our warehouse

our warehouse

Pack and ship

Pack and ship


  • Previous:
  • Next:
    • Write your message here and send it to us

    Products categories