Cummins original Replacement for OEM Excavator Fuel Injector 4903084 Compatible with ISM11 QSM11 M11 Engines Fits R455-7 R485-7 XE470 Excavators Cross Ref 3080429 4903319 original new injector
Product Details
Cummins original Replacement for OEM Excavator Fuel Injector 4903084 Compatible with ISM11 QSM11 M11 Engines Fits R455-7 R485-7 XE470 Excavators Cross Ref 3080429 4903319 original new injector
Fuel Type | Diesel |
Condition | New / OEM Replacement |
Applicable Engine | Cummins M11, M11 CELECT, M11 CELECT Plus, N14, N14 CELECT, N14 CELECT Plus, ISM, QSM11 |
Injector Type | Fuel Injection Nozzle Assembly |
Quality Standard | ISO9001 |
Packaging | Neutral / Standard Industrial Packaging |
Fuel System | CELECT / Electronic Fuel Injection |
OE Number | 4903084 |
Brand | Cummins |
Cross Number / Universal Number | 4903084, 4903084RX, 3411754, 3411754PX, 4061851, 4061851PX |
Vehicle / Equipment Application | Freightliner, Kenworth, Peterbilt, International, Western Star Trucks, Diesel Generator Sets, Marine Engines, Excavators, Mining Equipment, Oilfield Equipment, Construction Machinery |
Application Type | Heavy Duty Truck, Bus, Marine, Generator, Construction Equipment |
Engineered for demanding fleet and industrial operations, the Cummins 4903084 fuel injector delivers dependable performance across a wide range of heavy duty diesel platforms. It is a direct OEM-level replacement built to match original injection timing, spray pattern, and durability under severe operating conditions, making it a reliable solution for high-mileage and continuous-duty applications.
This injector fits Cummins M11, M11 CELECT, M11 CELECT Plus, N14, N14 CELECT, N14 CELECT Plus, ISM, and QSM11 engines. Verified cross references include 4903084RX, 3411754, 3411754PX, 4061851, and 4061851PX, simplifying part identification for procurement teams. It supports Freightliner, Kenworth, Peterbilt, International, and Western Star trucks, plus generator sets, marine engines, excavators, mining, and oilfield equipment worldwide.
Key benefits include improved combustion efficiency, better fuel economy, reduced emissions, and enhanced engine response with stable injection timing. The design supports long service intervals and lower maintenance costs. For optimal service life, use ultra-clean diesel fuel, replace fuel filters regularly, avoid water contamination, and perform periodic injector testing. Diagnostics such as ECM fault code scanning, cylinder cut-out testing, injector return flow testing, and fuel pressure analysis help maintain peak reliability.
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