Perkins original  Fuel Injection Pump Injector Assembly 10R-9348 10R-0782 Replacement for 3126E 7.2L Engine 171-9710 198-6605 Excavator Accessories new original new injector

The Perkins fuel injector 10R-9348 is a genuine OEM replacement component designed for Perkins 3126, 3126B, 3126E, and C7 diesel engines used across heavy-duty industrial and commercial applications. Manufactured to original equipment performance standards, this injector delivers precision fuel metering, improved combustion efficiency, and consistent engine output. It is fully interchangeable with cross reference numbers 175-3700, 0R-8479, 10R9348, 1753700, and 0R8479, providing a reliable solution for engine rebuilds, scheduled maintenance, and injector replacement programs. Each unit is built with heavy-duty industrial-grade internal components to ensure long service life under demanding operating conditions.

This Perkins 3126 series injector is engineered to enhance engine power, reduce exhaust smoke emissions, and improve overall fuel economy. It is widely used in Freightliner, Peterbilt, Kenworth, and Sterling trucks, as well as in construction equipment, industrial power units, marine applications, generator sets, and agricultural machinery. To maintain optimal performance and injector longevity, operators should use high-quality diesel fuel, replace fuel filters at recommended intervals, avoid contaminated fuel sources, monitor exhaust smoke levels, check engine performance periodically, and maintain proper fuel system pressure throughout the service cycle.

Common diagnostic indicators for injector replacement include hard starting, which may indicate an abnormal injector spray pattern; black smoke emissions, often linked to a worn or damaged nozzle; power loss, typically related to reduced fuel delivery volume; rough idle, which may reflect an injector imbalance; and high fuel consumption, which can be confirmed through a professional injector flow test. The 10R-9348 injector provides a dependable OEM-grade replacement option to restore proper engine function and maintain reliable operation across all supported Perkins 3126 series platforms.