original 20R-8068 Diesel Fuel Injector 557-7637 10R-7221 20R-8968 236-0957 for C9 Excavator new injector original new injector

The C9 fuel injector with part number 20R-8068 is engineered as a direct-fit replacement component specifically calibrated for the C9 diesel engine platform. Manufactured to OEM performance standards, this injector incorporates precision nozzle technology and high-pressure fuel system compatibility to deliver consistent fuel atomization and precise fuel metering across all C9 variants, including the C9 ACERT, C9 Industrial, C9 Marine, and C9 Generator Set configurations. The corrosion-resistant materials and heavy-duty construction ensure long service life and stable engine performance even under the demanding operating conditions encountered in construction, mining, and power generation applications.

This genuine injector assembly is fully compatible with a wide range of heavy equipment powered by the C9 engine, such as the 330D and 336D Excavators, 966H and 972H Wheel Loaders, 140M Motor Grader, and CS563E Compactor, as well as mining trucks, drilling equipment, marine vessels, and industrial power packages. Authorized cross reference numbers 328-2574 and 10R-7225 allow for straightforward identification and replacement, ensuring seamless integration with the existing fuel delivery system without modification. Enhanced combustion efficiency contributes to improved fuel economy, reduced black smoke, and lower exhaust emissions, supporting both environmental compliance and operational cost reduction.

Proper installation of the 20R-8068 injector requires disconnecting battery power, relieving fuel system pressure, removing the injector cover, extracting the old injector, inspecting the injector bore, replacing seals and washers, installing the new injector, applying the specified torque, and conducting a fuel leak inspection before verifying engine operation. Routine maintenance using high-quality diesel fuel, regular filter replacement, prevention of water contamination, adherence to OEM maintenance intervals, and periodic injector performance testing will maximize injector longevity and maintain the reliable power output expected from C9 powered equipment.