Cummins original Replacement for OEM 3073995F Common Rail Fuel Injector Assembly for N14 Engine Fits Excavator Generator Sprayer Truck Cross Ref 3087560 3411381 3411764 4307776 original new injector

Engineered for demanding commercial operations, the 3073995F fuel injector delivers dependable performance for Cummins N14 Celect and Celect Plus diesel engines. As an electronic unit injector built to OEM fit and function standards, this component restores precise fuel delivery and consistent combustion across a wide range of horsepower ratings, from the N14-310E through the N14-525E. It serves as a direct-fit replacement referenced by 3073995, 3073995RX, 3073995NX, 3411766, and 3411766RX.

This injector provides superior fuel atomization, reduced fuel consumption, and lower exhaust emissions while supporting increased engine power and enhanced cold-start performance. Its robust construction is designed for long service life under continuous heavy-duty conditions. Ideal for Freightliner, Kenworth, Peterbilt, International, and Western Star trucks, it also suits marine engines, industrial equipment, and generator sets requiring reliable N14 fuel injection.

Correct installation ensures optimal results: always fit new seals, clean injector seats, inspect fuel lines for contamination, verify ECM communication, and follow Cummins factory torque specifications. Address common symptoms such as black exhaust smoke, white startup smoke, rough idle, engine misfire codes, loss of power, and poor throttle response. Maintain performance by using high-quality diesel fuel, replacing fuel filters regularly, avoiding water contamination, monitoring injector balance rates, and performing periodic ECM diagnostics for lasting operational efficiency.