| Material | High Speed Steel |
| Fuel Injection Technology | HEUI (Hydraulic Electronic Unit Injector) |
Manufacturer No.
254-43302544330
OEM Part No.
254-43302544330
Engine Part No.
C7C9C12
Interchange No.
254-4339254-434010R-7222387-9434387-9431387-9432387-9433293-4072293-4573293-4574328-2573328-2574328-2585266-4446267-3360267-9710258-8745265-8106235-2888263-8218
Fitment Vehicles
330D Excavator336D Excavator324D Excavator325D ExcavatorE336D Excavator
Fuel System - Industrial Encyclopedia
This Caterpillar 254-4330 injector assembly is suitable for CAT C7, C9 series engines and is commonly used in excavators such as 330D, 336D. Made of high-speed steel, original factory quality, it can replace models such as 254-4339, 387-9434, 10R-7222. Precise fuel injection improves combustion efficiency and engine performance, being a reliable replacement part for construction machinery diesel systems.