Caterpillar original Fuel Injector 10R-9002 Replacement for OEM 235-5261, Cross Reference 236-0957, 225-0117 for C9 Engine 336 336D Excavator Construction Machinery Parts original new injector

Engineered as a direct-fit, OEM-spec replacement component, the Caterpillar 10R-9002 common rail diesel fuel injector is purpose-built for CAT C9, C9 ACERT and C9.3 diesel engine families. This brand-new injector meets strict OEM performance standards and holds ISO9001 certification, with interchangeable cross references including 326-1645, 326-1646, 326-1647, 326-1648 and 326-1649 to support flexible parts sourcing. It is compatible with dedicated CAT engine variants for industrial, generator, marine and power unit deployments.

Regulated by the engine control module (ECM) via solenoid actuation, the 10R-9002 delivers precise fuel metering and optimized atomization through its precision-ground needle valve and wear-resistant nozzle, enabling thorough, efficient combustion. Its validated performance benefits include stable fuel delivery, reduced fuel consumption, improved horsepower output, lower exhaust emissions, and extended engine service life even under sustained high-pressure, high-temperature operating conditions.

Constructed with CNC-machined hardened steel components and corrosion-resistant surface treatment, this heavy-duty injector supports continuous industrial operation across harsh job sites. It is validated for use in excavators, wheel loaders, bulldozers, motor graders, mining trucks, generator sets and other listed heavy equipment, serving construction, mining, power generation, industrial, agricultural, oilfield and forestry sectors, and includes a 12-month warranty for quality assurance.