Cummins original 3411766F Diesel Engine Fuel Injector Replaces 341176 3411381 3411765 Fit for N14 ISM11 QSM11 M11 s for Truck Excavator Sprayer and Truck Parts original new injector

Engineered for demanding fleet and industrial operations, the Cummins N14 Fuel Injector 3411766F delivers OEM-calibrated fuel metering and precision atomization across the full engine load range. This mechanical unit injector supports Cummins N14, N14 Celect, N14 Celect Plus, L10, and M11 heavy duty diesel engines, restoring factory performance with consistent injection timing and dependable spray patterns.

Built from high-strength alloy steel with a precision hardened plunger and wear-resistant nozzle assembly, this injector withstands severe operating conditions found in transportation, mining, construction, marine, and power generation applications. Heat-treated internal parts, corrosion-resistant components, and heavy-duty sealing technology ensure long service life and reliable pressure containment. The result is improved combustion efficiency, reduced exhaust smoke, lower fuel consumption, enhanced horsepower output, stable idle, and superior cold start capability.

Wide cross-reference coverage including 3411766, 3411766RX, 3411766PX, 3409975, 3411691, 209993X, 209993EX, EX631766, DT3411766R, CUM1752, and R3411766 simplifies sourcing and inventory management for distributors and repair shops. Verified fitment spans Freightliner, Kenworth, Peterbilt, International, and Western Star trucks, with market coverage across North America, South America, Europe, the Middle East, Africa, and Asia Pacific. This component is an ideal OEM replacement solution for fleets seeking proven durability, optimized fuel economy, and reduced downtime in mission-critical heavy diesel service.