Caterpillar original Diesel Engine Fuel Injector for C12 Excavator, Replacement for OEM 147-0373 194-5080 10R-0960 212-3462 10R-0967 317-5278 20R-0055 original new injector

The Caterpillar CAT C12 C10 diesel fuel injector 281-7152 is engineered as a heavy-duty common rail replacement injector for Caterpillar C12 engine fuel injection systems. Designed with precision fuel metering and an industrial-grade nozzle, it delivers consistent atomization, stable injection pressure and reliable combustion performance across demanding operating conditions. The injector carries OEM-type installation dimensions, allowing direct fitment into existing fuel rail and injector bore arrangements without modification. It supports a broad range of equipment including heavy-duty trucks, excavators, wheel loaders, bulldozers, diesel generators, marine auxiliary engines, industrial machinery and mining equipment powered by the Caterpillar C12 engine.

With extensive aftermarket number coverage including 212-3468, 10R-1258, 317-5278, 20R-0055, 10R-9235, 20R-0056, 10R-1268, 212-3463, 212-3469, 194-5083, 10R-1264, 10R-0967, 208-9160 and 116-8866, this injector serves international spare parts distributors, engine rebuilders, diesel repair workshops and equipment maintenance companies seeking a dependable replacement solution. Each unit is produced for heavy-duty diesel application suitability, addressing common C12 fuel system concerns such as hard starting, rough idle, black smoke, power loss, high fuel consumption and fuel dilution in oil.

Before installation, operators should confirm engine model, engine serial number and arrangement number, then compare the old injector part number with 281-7152, 2817152, 212-3468, 2123468, 10R-1258 and 10R1258. Clean the injector bore, replace sealing components, verify fuel cleanliness and follow Caterpillar service manual torque and calibration specifications. After installation, inspect for fuel leakage, unstable idle, abnormal smoke, misfire and active fault codes to ensure proper injector function and long service life in industrial Caterpillar C12 applications.