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The 4913325 is a high-reliability PT (Pressure-Time) mechanical fuel injector specially developed for c-ummins heavy-duty diesel engines, mainly compatible with K19, K38, K50, and QSK series engines. As a high-quality OEM replacement part, it strictly complies with c-ummins’ strict quality standards and technical specific-ations for PT fuel systems, featuring excellent durability, precise fuel metering, and stable performance in harsh operating environments such as high temperature, high pressure, and heavy dust. It is widely used in heavy-duty trucks, construction machinery, diesel generators, marine propulsion systems, and mining equipment, providing a steady and accurate fuel supply to ensure the engine’s power output, fuel efficiency, and operational stability. Manufactured with advanced precision machining technology and high-grade alloy materials, this injector has strong resistance to wear, corrosion, and high-temperature impact, enabling stable operation even under long-term full-load working conditions. Each unit undergoes rigorous factory testing, including injection pressure calibration, flow rate detection, spray pattern verific-ation, and sealing performance inspection, and has obtained ISO 9001, CE, and TS 16949 certific-ations to ensure reliable quality and consistent performance. With complete OEM cross reference compatibility, it can directly replace equivalent part numbers, making it a cost-effective and dependable choice for maintaining the optimal performance of c-ummins PT series engines.

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