original 382-0709 Diesel Fuel Injector for C9.3 C9 Engine Excavator 336E 336EL 336ELN D6T D7E 3820709 20R-5077 456-3509 Fuel Injector Assy original new injector

Engineered for demanding fleet operations, the 382-0709 diesel fuel injector delivers original-type fitment and consistent high-pressure atomization for the C9.3 engine family. Cross-referenced under CA3820709, 456-3509, 20R-5075, 386-1809, 456-3493, 392-9046 and 417-3013, this Injector GP supports electronic-control, equipment-mounted, fleet-maintained and rebuilt C9.3 configurations. Each unit is designed for precision fuel metering and stable combustion performance under heavy-duty industrial workloads, making it a reliable choice for original, aftermarket, remanufactured and service repair channels.

Built with heavy-duty construction and database-friendly identification, the injector promotes repair efficiency across global service networks. Precision-machined nozzles support cleaner combustion, reduced exhaust smoke and long-term engine protection. Compatible equipment includes 12M3, 140M3 and 160M3 motor graders (including AWD variants), 336F L excavator, 725C articulated truck, D6T LGP and D6T LGPPAT track-type tractors, 966M, 966M XE, 972M and 972M XE wheel loaders, and the 627K wheel tractor-scraper. Some supplier listings extend coverage to D7E platforms using C9.3-related injector search numbers.

To maximize service life, operators should use clean diesel fuel, replace fuel filters on schedule, drain the water separator, and inspect injector electrical connectors regularly. Diagnostic procedures such as return-flow testing, cylinder cut-out testing, ECM scan review, oil analysis and injector bench testing help isolate hard starting, misfire, black or white smoke, fuel knock, low power or fuel dilution. Final fitment must be confirmed by engine serial number, arrangement number and original injector part number before shipment.