Cummins original 3411381 Diesel Engine Fuel Injector Assembly Replacement for OEM Fits N14 ISM11 QSM11 M11 Engines Excavator Engine Parts Cross Ref PN 3087560 3411764 4307776 original new injector

Engineered for demanding fleet and industrial operations, the Cummins N14 Fuel Injector 3411381 delivers reliable diesel fuel atomization across the complete N14 engine family. Manufactured to OEM calibration standards, this injector assembly serves as a direct replacement for cross reference numbers 3411381RX, 3076130, 3076131, 3803528, 3802753 and 3411381NX, ensuring accurate fitment for N14 Celect and N14 Celect Plus configurations rated from 350HP through 525HP.

The unit features precision nozzle technology and high pressure fuel delivery to maintain stable engine performance under continuous heavy-duty load. Corrosion resistance and rugged construction support long service life in severe operating environments. This injector is compatible with a wide range of commercial trucks including Kenworth W900, T800 and T600, Peterbilt 379, 378 and 377, Freightliner Classic XL and FLD120, International 9400, Western Star 4900, Volvo VNL and Mack CH Series vehicles.

Beyond on-highway transportation, the 3411381 injector suits mining equipment, construction machinery, generator sets, oilfield machinery, marine propulsion systems and agricultural applications. To maximize performance, use ultra-clean diesel fuel, replace fuel filters regularly, avoid contaminated fuel, perform periodic injector balance tests and monitor engine smoke levels. For fault diagnosis, check fuel pressure, inspect the injector harness, perform a cylinder cut-out test, conduct an injector flow test, verify ECM fault codes and replace any defective injector.