Diesel Injector Nozzle DLLA139P005 for Yuchai 6112

Product Name: Diesel Injector Nozzle
Part No.: DLLA139P005
Material: High-speed steel / bearing steel
Type: Mechanical injector nozzle
Application System: Diesel fuel injection system
Condition: Brand new / aftermarket replacement
Cross Reference: F019121005
Compatible Applications
Yuchai diesel engines (e.g., YC6112 series)
KBEL-P004B injector assemblies
Agricultural machinery
Construction equipment
Heavy-duty diesel engines

When to Replace:
Engine power loss
Excessive exhaust smoke
Fuel injector leakage
Irregular spray pattern
Installation Tips:
Always clean the injector before installation
Replace nozzle and needle as a matched pair
Calibrate opening pressure after installation
Use clean, filtered diesel fuel