
20R-5073 C9.3 Diesel Injector | High-Pressure Common Rail Remanufactured Assembly
1. Product:20R-5073
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 the demanding world of heavy-duty diesel engineering, the fuel injection system is the heartbeat of performance. The 20R-5073 represents the pinnacle of remanufacturing excellence, specifically engineered for the Caterpillar C9.3 engine platform. Unlike standard replacement parts, this unit is not merely "rebuilt"; it is restored to original equipment specifications using advanced diagnostic technologies. For fleet managers and OEMs across Europe and North America, minimizing downtime is critical. This injector assembly ensures that your common rail system delivers precise atomization, restoring the engine's original power curve and fuel economy. By choosing the 20R-5073, you are investing in a component that meets the rigorous demands of modern emission standards while offering the cost-efficiency of a top-tier remanufactured solution.
⚙️ Technical Data & Specifications
To ensure seamless integration into your existing fuel system, we adhere to strict dimensional and performance tolerances.
| Specification | Detail |
|---|---|
| Part Number | 20R-5073 |
| Engine Application | Caterpillar C9.3 (Industrial & Marine) |
| System Type | High-Pressure Common Rail (HPCR) |
| Voltage | 24V Solenoid Actuation |
| Flow Rate | Calibrated to OEM Standards |
| Condition | Remanufactured (ISO 9001 Certified Process) |
🛠️ Precision Engineering & Structural Integrity
The architecture of the 20R-5073 is designed to withstand the extreme hydraulic forces inherent in modern diesel combustion. At its core lies a high-speed solenoid valve, capable of micro-second response times. This rapid actuation is crucial for the pilot injection phase, which significantly reduces combustion noise and vibration-a key concern for operators of heavy machinery and power generation units.
The nozzle body is crafted from high-grade martensitic stainless steel, treated to resist erosion from cavitation and abrasive particulate matter often found in industrial fuel supplies. The internal high-pressure seal utilizes advanced polymer composites that maintain integrity even when rail pressures spike during sudden load acceptance. This structural robustness ensures that the injector does not just spray fuel, but manages the hydraulic energy of the common rail system with absolute precision.

