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c7.1 Fuel Injector Excavator Upgrade

fuel injector
2026-06-17
C7.1 fuel injector excavator engine parts diesel injector replacement
In this video, we take a close look at the C7.1 fuel injector excavator upgrade, focusing on the OEM fuel injectors 0445120399 and 0445120400 designed for the CAT C4.4 engine in the 320D2 model. Stay tuned as we highlight the most important features and real-use results, including installation tips, performance improvements, and practical insights for equipment operators and maintenance professionals.