Caterpillar 387-9438 (3879438) Fuel Injector - Compatible with C9 Engine 330D/336D Excavator
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| Product Name | Diesel Common Rail Injector |
| Part Number | 387-9438 / 3879438 |
| Engine Model | Caterpillar C7 / C9 / C12 |
| Injector Type | Diesel Common Rail Injector |
| Working Pressure | 30,000 psi (approx. 2070 bar) |
| Injection Control Method | Electronically controlled |
| Weight | 1.9 kg |
| Weight | 2.0 kg |
| Dimensions | 38 cm × 15 cm × 15 cm |
| Product Quality | ISO9001 Certified |
| Applicable Model Year | 2001-2005 |
| Product Status | New/Remanufactured |
Manufacturer No.
CATERPILLAR3879438387-9438
OEM Part No.
387-94383879438CA3879438
Engine Part No.
Caterpillar C7Caterpillar C9Caterpillar C12
Interchange No.
10R-476410R4764328-25773282577293-4067293406720R-806020R8060245-34162453416245-35162453516240-80632408063553-2592
Fitment Vehicles
Caterpillar 330D ExcavatorCaterpillar E330D ExcavatorCaterpillar 336D ExcavatorCaterpillar E336D ExcavatorCaterpillar 324D ExcavatorCaterpillar 325D ExcavatorCaterpillar 329D ExcavatorCaterpillar 140M GraderCaterpillar 160M GraderCaterpillar 627G LoaderCaterpillar 637G LoaderCaterpillar 521 HarvesterCaterpillar 522 HarvesterCaterpillar 532 HarvesterCaterpillar 2390 Logging DeckerCaterpillar 2391 Logging DeckerCaterpillar C9 Truck Engine
Fuel System - Industrial Encyclopedia
Professional supply of Caterpillar (Caterpillar) original and replacement fuel injectors, part number 387-9438 3879438. This injector is designed specifically for Caterpillar C9 engine, widely compatible with 330D, E330D, 336D, E336D excavators and 140M, 160M graders. Using electronic control common rail technology, working pressure up to 30,000 psi (about 2070 bar), ensuring precise fuel injection and efficient combustion. Interchangeable part numbers include 10R-4764, 328-2577, 293-4067, 20R-8060, etc. Restore power, reduce black smoke, improve fuel economy, strictly produced according to ISO9001 standards.