Cummins original Diesel Engine Part Y431K05417 Fuel Injector Injection Ralves Replacement for OEM Fits QSK19 QSK38 QSK50 QSK60 Cross Parts 2867147 Y431K05248 4964171 Construction original new injector
| Brand Name: | CUMMINS |
| Model Number: | Y431K05417 |
| MOQ: | 1 |
| Price: | $343-$525 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Cummins diesel engine fuel injector
,OEM replacement fuel injector Y431K05417
,Cummins QSK19 QSK38 fuel injector
Cummins original Diesel Engine Part Y431K05417 Fuel Injector Injection Ralves Replacement for OEM Fits QSK19 QSK38 QSK50 QSK60 Cross Parts 2867147 Y431K05248 4964171 Construction original new injector
Fuel Type | Diesel |
Condition | Original Type |
Applicable Engine | Cummins QSK19, QSK19 Tier 2, QSK19-Series, QSK19 G-Drive, QSK19 MCRS |
Injector Type | Common Rail Fuel Injector |
Quality Standard | Original Type / OE Quality |
Packaging | Sealed protective packaging |
Fuel System | Modular Common Rail Fuel System (MCRS) |
OE Number | Y431K05417 |
Brand | Cummins |
Cross Number / Universal Number | F00BL0J018, 4964171, 4964171NX, 4964171PX, 4964171RX, 0986435611, Y431K05558, Y431K05248, F00BL0J017, 4955525 |
Vehicle / Equipment Application | Generator sets, mining power units, crushing plants, oilfield pump drives, rail power units, marine auxiliary engines, construction equipment, industrial power packs |
Application Type | Engine-Specific Heavy Duty Industrial Diesel Service |
Engineered specifically for the Cummins QSK19 platform, the Y431K05417 common rail fuel injector is matched to the 19-liter inline 6-cylinder diesel engine used across G-Drive generator applications rated at 500–550 kW prime and 550–600 kW standby. This injector integrates with the high-pressure fuel pump and Modular Common Rail Fuel System (MCRS), supporting the QSK19 electronic control architecture for precise, engine-specific operation.
When correctly matched and installed, this injector delivers high-pressure fuel delivery, accurate metering, stable atomization and improved cylinder balance. These characteristics help reduce smoke, improve starting and restore engine power on QSK19, QSK19 Tier 2 and QSK19 MCRS configurations. Cross references include F00BL0J018, 4964171, 4964171NX, 4964171PX, 4964171RX, 0986435611, Y431K05558, Y431K05248, F00BL0J017 and 4955525, simplifying identification for rebuilders and distributors.
Ideal for diesel repair shops, generator service companies, mining fleets, engine rebuilders and parts distributors serving power generation, mining, construction, oil and gas, marine and rail markets. For high-hour QSK19 engines, matched-set testing or replacement reduces repeat downtime and cylinder imbalance. Maintain clean diesel fuel, replace filters, drain water separators and store injectors sealed to protect the nozzle, given the high-pressure and electronic control system requirements.
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