CAT C9.3 Diesel Injection Pump 379-0150 Common Rail High Pressure Pump For Excavator & Industrial Diesel Engine
1. Product:379-0150
2. Compatible Equipment: Diesel Fuel Injection Systems
3. Manufacturer: Aftermarket OEM Replacement
4. Condition: Brand New, Fully Tested
5. Origin: ABOSEDE Diesel
6. Shipping period: 3-5 business days
7. Payment terms: T/T, Western Union, PayPal
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Product Introduction
In modern high-load diesel applications, fuel delivery precision determines not only engine power output, but also cold-start stability, emission control, throttle response, and long-term durability. The CAT C9.3 diesel injection pump 379-0150 is engineered for advanced common rail diesel systems where high-pressure diesel atomization and ECU-controlled injection timing are critical for heavy-duty operation. Designed for demanding industrial and construction environments, this diesel pump supports stable rail pressure generation under variable load conditions, helping C9.3 engines maintain efficient combustion across low-speed torque and high-speed performance ranges.
⚙️ Product Overview - CAT 379-0150 High Pressure Diesel Pump
The 379-0150 diesel pump is a precision-engineered common rail high-pressure pump developed for CAT C9.3 diesel engine platforms. Unlike traditional mechanical diesel pumps, this electronically managed common rail unit continuously supplies pressurized diesel to the rail assembly, allowing injectors to deliver highly accurate injection quantities according to ECU demand.
Built for harsh-duty diesel environments, the pump body adopts reinforced alloy construction with precision-machined internal plungers, ensuring stable pressure delivery under continuous heavy-load operation.
📊 Technical Data Reference
| Item | Specification |
|---|---|
| Product Type | Common Rail Diesel Injection Pump |
| Part Number | 379-0150 |
| Engine Platform | CAT C9.3 |
| Fuel Type | Diesel |
| Injection System | High Pressure Common Rail |
| Control Method | Electronic ECU Control |
| Engine Configuration | Inline 6-Cylinder Diesel |
| Displacement Reference | 9.3L |
| Application | Industrial / Excavator / Marine / Power Generation |
| Operating Feature | High Rail Pressure Stability |
| Cooling Compatibility | Turbocharged Aftercooled Systems |
The CAT C9.3 engine family is designed around electronically controlled common rail diesel technology for optimized combustion and reduced emissions.



