Caterpillar CAT 387-9433 3879433 Fuel Injector for C7 C9 Engine 330D 336D Excavator
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| Product Type | HEUI Hydraulic Electronic Unit Injector |
| Fuel System | High Pressure Common Rail (CR) |
| Engine Model | CAT C9 (In-line six-cylinder, 9.3L) |
| Weight | Approx. 4 kg per piece |
| Fuel Type | Low sulfur diesel (Tier 3 / National III/IV) |
| Status | 100% New |
| Warranty | 3 months to 1 year |
OEM Part No.
3879433387-9433
Engine Part No.
CAT C9C7
Interchange No.
10R-722210R7222557-7633553-2592254-4340328-25763282576
Fitment Vehicles
Caterpillar 330D ExcavatorCaterpillar 336D ExcavatorCaterpillar E330D ExcavatorCaterpillar E336D ExcavatorCaterpillar 340DL ExcavatorCaterpillar 336D2 ExcavatorWheel Tractor-Scraper
Fuel System - Industrial Encyclopedia
This Caterpillar 387-9433 (387-9433) injector is a high-pressure common rail (HEUI) fuel injection component designed specifically for the C9 diesel engine. It is suitable for 330D, 336D, E330D, E336D excavators and wheel loaders. Part numbers include 10R-7222, 10R7222, 557-7633, 254-4340 and other interchangeable parts. Using inline six-cylinder, 9.3L displacement, HEUI hydraulic electronic unit injection technology, it is reliable in operation and has good fuel economy. As an OEM replacement part, it ensures stable power output of the engine.