original For 3412E 5110B Common Rail Diesel Fuel Injector 10R-1266 4CR01974, Replacement for OEM 232-1183 179-6020, Mechanical Parts Replacement for Truck original new injector

Built for demanding 3412 service environments, the 10R-1266 fuel injector is a precision-engineered component for heavy-duty diesel fuel injection. Its high-strength alloy steel construction, professional high-durability design and corrosion resistance support dependable operation, while the multi-hole nozzle and advanced fuel spray pattern promote optimal fuel atomization. By supporting reliable combustion efficiency, the injector helps maintain long-term engine performance and is designed to minimize emissions. It is manufactured to meet OEM specifications for 3412 series engines.

Compatibility and technical identification are straightforward for maintenance and sourcing teams. The injector is identified by OE number 10R-1266, with replacement numbers 10R1266A and 10R-1266B, plus cross-reference numbers 123-4567 and 234-5678. Documented specifications include a flow rate of 120–150 cc/min, an operating pressure of 1200–1600 bar, diesel fuel compatibility and a mechanical/electronic injector type. It suits 3412 V12 diesel engines and high-pressure fuel injection systems, supporting global engine variants.

For fleet, industrial and marine maintenance programs, applications include excavators, bulldozers, generators, marine diesel engines, mining equipment, heavy-duty transportation vehicles, and oil and gas machinery. The component suits aftermarket replacement and OEM servicing. Inspection is recommended every 500 operating hours or per the engine manufacturer, with ultrasonic cleaning recommended for service. Under normal conditions, stated service life is 3000–5000 operating hours. Dry, dust-free storage and post-installation calibration verification with diagnostic tools support consistent service outcomes.