Caterpillar CAT 188-8739 / 1888739 C9 Engine Diesel Injector Assembly
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| Part Number | 188-8739 / 1888739 |
| Injector Type | Electromagnetic valve injector |
| Fuel System Type | High Pressure Common Rail |
| Engine Model | Caterpillar C9 / C-9 |
| Fuel Type | Diesel |
| Working Pressure | High-pressure Common Rail (typical value 1600-2000 bar) |
| Installation | Direct Replacement, No Modification of Engine Components Required |
| Material | High Strength Alloy Steel |
| Status | New/Remanufactured |
Manufacturer No.
188-87391888739CA1888739
OEM Part No.
188-8739188873910R722410R7224R217-25702172570235-28882352888236-09622360962
Engine Part No.
CAT C9C-9C9
Interchange No.
390076XAP63944
Fitment Vehicles
Caterpillar 330C ExcavatorCaterpillar E330C ExcavatorCaterpillar D6R BulldozerCaterpillar 627G LoaderCaterpillar 637G LoaderCaterpillar 973G Crawler Loader
Fuel System - Industrial Encyclopedia
Purchase the Caterpillar 188-8739 (1888739) diesel injector, designed specifically for CAT C9 engines. Suitable for 330C, E330C excavators and D6R, 627G, 637G, 973G and other construction machinery. This injector features solenoid valve control for precise fuel injection, optimizing combustion efficiency and reducing emissions. Compatible with OEM numbers 10R7224, 217-2570, 235-2888, 236-0962 and PAI 390076X. Offers new and remanufactured options, a reliable replacement for your heavy equipment fuel injection system.