Perkins original Perkins 111-7916 Common Fuel Injector for CAT 3408B 3412C 3408E 3412E 5110B 775D Excavators Parts new injector original new injector

The Perkins 111-7916 fuel injector is engineered as a direct replacement component for the Perkins 3412 engine series, including the 3412B and 3412C variants widely deployed in industrial power generation, marine propulsion, and heavy-duty field equipment. Built to OEM-level specifications under authorized OE numbers 111-7916, 0R-8479, 3412B, and 3412C, this injector assembly ensures accurate dimensional tolerances, dependable fuel metering, and seamless integration with existing fuel system configurations across generator sets, marine engines, oilfield rigs, and mining machinery.

Constructed from high-temperature-resistant and corrosion-resistant materials, the 111-7916 injector delivers excellent atomization efficiency, stable injection pressure, and consistent combustion performance under continuous heavy-load operation. Its precision-machined nozzle components promote higher combustion efficiency, reduced fuel consumption, and lower exhaust emissions, contributing to extended engine service life and minimized downtime in demanding commercial and industrial environments. The assembly is manufactured to match OEM-level dimensional accuracy for straightforward installation and reliable long-term performance.

Proper maintenance practices further enhance injector longevity. Operators should use high-quality diesel fuel, replace fuel filters according to scheduled intervals, avoid water contamination, maintain correct fuel pressure, and conduct periodic injector testing to monitor engine performance indicators. The Perkins 111-7916 is a trusted replacement solution for fleet operators, engine rebuilders, and B2B distributors seeking a reliable fuel injection component for Perkins 3412 series applications across generator, marine, oilfield, and mining sectors.