(1 pc) High-Pressure Common Rail Electronic Fuel Injector 4937065 0445120123 Compatible with Cummins ISDe, QSB4.5, QSB6.7, and Dongfeng Tianjin Truck Diesel Injector Assembly

4937065 is designed for Cummins ISDe/QSB high-pressure common-rail electronically controlled injectors. It features a dual-needle solenoid-driven solenoid valve at the rear, with the vehicle’s ECU precisely controlling multi-stage injection timing and cycle injection volume. It is compatible with 1300–1600 bar high-pressure common-rail fuel systems. It employs a layered atomization structure with pre-injection and main injection, balancing power output for long-distance, heavy-duty operations while meeting Euro III emissions standards.

6-month warranty. Damage caused by accidental impact, high-temperature scorching, rough disassembly or installation, or prolonged use of low-quality diesel fuel is not covered under the warranty.

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