original 20R-0760 Fuel Injector 4CR01974 179-6020 169-7408 174-7527 222-5967 Replacement for D9R 3408 Engine new injector original new injector

Engineered exclusively for the 3412 engine platform, the 20R-0760 fuel injector assembly delivers precise fuel metering and consistent atomization to support stable combustion across the 3412, 3412B, 3412C, and D3412 configurations. Its high-strength alloy construction and OEM calibration standards ensure that each injector meets the original performance expectations for 3412 marine engines, 3412 generator engines, and 3412 industrial engines operating under heavy-load conditions. The component is interchangeable with 0R-3052 and 4W-7015, simplifying sourcing and replacement for fleet operators maintaining -powered equipment.

The injector is purpose-built for demanding applications including emergency standby generators, prime power stations, commercial marine vessels, offshore support fleets, mining trucks, crusher power units, drilling rigs, pump units, and factory power systems. Its heavy-duty design enables reliable operation in harsh environments where fuel quality, ambient conditions, and duty cycles place continuous stress on the fuel system. Precision fuel delivery supports improved fuel efficiency, while optimized atomization promotes cleaner combustion, helping reduce exhaust smoke and maintain engine output across variable load profiles.

Before shipment, every 20R-0760 injector undergoes 100% performance testing to verify flow rate, spray pattern, and sealing integrity. Installation requires cleaning the mounting area, inspecting the injector seat, replacing sealing components, applying OEM torque specification, bleeding the fuel system, and confirming performance on startup. For extended service life, operators should use clean diesel fuel, replace fuel filters on schedule, prevent water contamination, monitor exhaust smoke, and perform routine engine diagnostics.