0445120236, 6754-11-3102, 5263308, 4940170, 0445120125, 4939061, 3965721. This common rail fuel injector is a core replacement part tailored for Komatsu PC300-8, PC350-8, PC360-8 excavators equipped with SAA6D114E engine and Cummins QSL8.9 / ISL8.9 diesel engines.
Adopting Bosch common rail injection technology, this injector achieves precise fuel metering and ultra-fine atomization, perfectly matching the original engine fuel supply parameters.
It is a direct plug-and-play replacement part for original faulty injectors, restoring engine rated power and optimizing combustion efficiency for heavy-duty construction machinery.
Our 0445120236 6754-11-3102 fuel injector adopts original industry-standard manufacturing technology and professional high-pressure bench testing.
It completely solves engine stalling, hard starting, jitter, high fuel consumption and emission faults, ensuring long-term stable operation of excavator engines and effectively reducing your equipment maintenance cost and downtime loss.
