Caterpillar original Fuel Injector Excavator Parts, Construction Machinery, C9 Engine, Fuel Injector 235-5261, Replacement for OEM 328-2574, Cross Reference 235-9649, 328-2577 original new injector

Precision-engineered for Caterpillar C9 engine platforms, the 235-5261 diesel fuel injector is a professional heavy-duty fuel injection component built to meet strict OEM-equivalent manufacturing standards. Designed for diverse industrial operational demands, this new injector is compatible with standard C9, C9 ACERT, C9 industrial, marine and generator engine variants, and serves as a reliable replacement part with global export supported.

The injector features a precision-machined corrosion-resistant body, high-pressure fuel delivery, optimized spray atomization and electronic injection control, with factory-calibrated performance. It coordinates with the engine ECM to regulate injection timing, pressure and spray pattern accurately, ensuring full fuel atomization to boost combustion efficiency, enhance horsepower output, stabilize idling, reduce fuel consumption and lower exhaust emissions. Its rugged heavy-duty construction withstands harsh working environments to extend service life and cut unplanned downtime.

It replaces part numbers 10R-7675 (10R7675) and cross-references with 328-2574 (3282574), fitting a broad range of Caterpillar equipment including excavators, wheel loaders, motor graders, compactors, dozers, mining machinery, generator sets and industrial power units. Application verification via equipment serial number is recommended prior to ordering to ensure proper fit for construction, mining, power generation, industrial and marine scenarios.