Cummins original 4914453 Fuel Injector Assembly for NT855 NTA855 4914325 4914308 Diesel Engine Common Rail Injector Construction Machinery original new injector

Engineered for demanding heavy-duty operations, the Cummins PT Fuel Injector 4914453 delivers precise fuel metering and dependable high-pressure fuel delivery across a wide range of industrial diesel platforms. Manufactured to OEM dimensional accuracy, this PT series injector assembly ensures enhanced combustion efficiency, consistent injection performance, and long-term wear resistance under the toughest working conditions.

This injector is compatible with Cummins NT855, NTA855, NTC855, K19, KT19, KTA19, K38, KT38, KTA38, K50, KT50, KTA50, QSK19, QSK38, and QSK50 engines. Cross-referenced part numbers include 4914453-20, 3054218, 3054219, 3047976, 3071492, 4914308, 4914505, 4914537, RX4914453, R4914453, EX4914453, SR4914453, RB4914453, and CCEC4914453. It serves mining, marine, construction, oil & gas, power generation, and industrial equipment, including Shantui SD22/SD23/SD32 bulldozers, NTA855 generator sets, marine propulsion engines, oilfield pump engines, and railway locomotive engines.

Key advantages include accurate fuel metering, lower fuel consumption, reduced emissions, improved power output, better cold starting, and excellent thermal stability. For optimal service life, use high-quality diesel fuel, replace fuel filters regularly, prevent water contamination, and install according to the Cummins service manual with proper calibration and fuel system bleeding. Serving global markets across North America, Europe, the Middle East, Africa, Southeast Asia, and CIS countries.