Cummins original Common Rail Diesel Fuel InjectorAssembly 1000019903 Replacement for OEM Fits QSK19 QSK38 QSK50 QSK60 Engines Cross Reference 4955524 4089972 F00BJ60578 Machinery Parts original new in
| Brand Name: | CUMMINS |
| Model Number: | 1000019903 |
| MOQ: | 1 Piece |
| Price: | $343-$525 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union, Paypal, RMB |
Cummins diesel fuel injector assembly
,Common rail fuel injector for QSK engines
,Original Cummins fuel injector replacement
Cummins original Common Rail Diesel Fuel Injector Assembly 1000019903 Replacement for OEM Fits QSK19 QSK38 QSK50 QSK60 Engines Cross Reference 4955524 4089972 F00BJ60578 Machinery Parts original new injector
Fuel Type | Diesel |
Condition | Original Quality Replacement |
Applicable Engine | Cummins QSK19, QSK19 G-Drive, QSK19 Marine, QSK19 Oil & Gas, QSK19 Rail, QSK38, QSK50, QSK60 and broader QSK large-engine platform |
Injector Type | Common Rail Diesel Fuel Injector |
Quality Standard | Tested flow performance, heavy-duty durability |
Packaging | Sealed protective packaging for injector storage |
Fuel System | Modular Common Rail (MCRS) with high-pressure fuel pump |
OE Number | 1000019903 |
Brand | Cummins |
Cross Number / Universal Number | 0986435912, F00BJ10006, F00BJ60578, F00BJ60783, FO0BJ60578, FOOBJ60783 |
Vehicle / Equipment Application | Diesel generator sets, G-Drive engines, mining trucks, mining drills, marine propulsion and auxiliary engines, oilfield frac units, drilling rigs, rail equipment, industrial power units, construction machinery, emergency power systems, rental power fleets, engine rebuild workshops |
Application Type | Power generation, mining, marine, oil and gas, rail, industrial compressor service, construction equipment, emergency power, engine rebuilding, export distribution, fleet maintenance, rental equipment, diesel repair shops |
Sourced for procurement teams that search by number first, this Cummins diesel fuel injector is cataloged under primary OE number 1000019903 and cross-referenced to 0986435912, F00BJ10006, F00BJ60578, F00BJ60783, FO0BJ60578, and FOOBJ60783. The consolidated numbering supports fast identification, reduces mismatched orders, and streamlines B2B catalog integration across export distribution and fleet maintenance channels.
Built for the Cummins QSK large-engine family, the injector covers QSK19, QSK38, QSK50, and QSK60 applications, including QSK19 G-Drive, Marine, Oil & Gas, and Rail versions using the Modular Common Rail (MCRS) fuel system and high-pressure fuel pump. It delivers precision fuel metering, high-pressure injection capability, stable atomization, and electronic control compatibility, supporting engine power recovery, fuel economy, and emission performance. Tested flow performance and heavy-duty durability make it a repair-shop-friendly replacement for generator sets, mining trucks, marine engines, oilfield frac units, drilling rigs, and industrial power units.
To protect service life, use clean diesel fuel, replace fuel filters, drain water separators, and shield the high-pressure system from contamination. Address symptoms such as hard starting, rough idle, black smoke, power loss, high fuel consumption, or injector circuit fault codes promptly. Final fitment must be confirmed by engine serial number, CPL, old injector number, injector body marking, Bosch number, Cummins number, fuel system type, and ECM calibration.
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