Caterpiillar Common rail pump 317-8021 For C6.6 Engine 320D 323D Excavator
| OE NO. |
317- |
| Condition |
New |
| Warranty |
6 month |
| Place of Origin |
Guangdong.china |
| Purpose |
for replace/repair |
| Brand Name |
Bmaster |
| Car Model |
other |
| Model Number |
317-8021 |
The Caterpiillar Common Rail Pump 317-8021 is a high-performance OEM-grade fuel system core component exclusively engineered for Cat C6.6 diesel engines, perfectly fitting 320D and 323D excavators. It adopts advanced high-pressure common rail technology, equipped with precision-machined plunger and pressure-regulating valve assemblies, ensuring stable fuel delivery pressure even under the heavy-load, continuous-operation conditions typical of excavation work.Constructed from heat-treated alloy steel and corrosion-resistant cast iron, this pump boasts exceptional wear resistance and durability, effectively reducing maintenance frequency and downtime costs for construction equipment. It seamlessly integrates with the engine’s electronic control unit, optimizing fuel injection pressure and timing to enhance combustion efficiency, unleash the C6.6 engine’s robust power, improve fuel economy, and meet strict emission standards. Backed by Cat’s rigorous quality certification, it is the preferred choice for 320D/323D excavator maintenance and performance upgrades.

