Cummins original Replacement for OEM Fuel Injectors 3083849 Compatible with M11 ISM ISM350 ISM11 QSM QSM11 ISM Series Diesel Engines Cross Ref Nos 3083863 3087772 3411755 original new injector

The Cummins Fuel Injector 3083849 is a direct OEM replacement engineered for the M11, ISM11, and QSM11 engine platforms. It serves as the primary cross-reference for numerous OE numbers including 3411756, 3411756PX, 3411756RX, 3411756R, EX631756, DT3411756R, 3609922, 3609925, 3087772, 3411754, 3411755, 3411752, 3411761, 4902921, and 4903084. Manufactured to precise OEM tolerances with CNC-machined components and a precision nozzle, this injector ensures accurate fuel metering and atomization for CELECT and CELECT Plus fuel systems. Its heat-treated alloy steel construction and corrosion-resistant materials provide high durability under extreme pressure and temperature conditions.
Designed for heavy-duty applications, this injector fits a wide range of equipment including Freightliner, Kenworth, Peterbilt, International, Western Star, Volvo, and Mack trucks, as well as Blue Bird, Gillig, and New Flyer buses. It is also compatible with construction, mining, agricultural, marine propulsion, and power generation machinery utilizing the 10.8L inline six-cylinder Cummins diesel engine. The 3083849 injector improves combustion efficiency, reduces fuel consumption, lowers exhaust smoke, and stabilizes idle operation, contributing to longer service life and reduced maintenance downtime for fleet operators.
For optimal performance, use OEM-quality fuel filters, maintain clean diesel fuel, and regularly drain water separators. During installation, disconnect the battery, clean the injector bore, install new sealing washers, lubricate O-rings, torque to Cummins specifications, bleed the fuel system, and verify injector coding if required. This injector is a reliable, cost-effective solution for maintaining peak engine performance in demanding industrial environments.