【 Recommendations for Premium Second-hand Excavators There is currently a 20-year-old Caterpillar 323 excavator with the model number 817, which has a working time of only over 7,000 hours. The overall condition of the vehicle is good and its performance is stable. This excavator is one of Caterpillar's classic models. With its outstanding performance and reliability, it has received wide acclaim worldwide. In terms of the power system, this equipment adopts the C4.4 engine independently developed by Caterpillar. This is a powerful heart that meets the Tier 4 Final emission standards. It not only has strong power but also excellent fuel economy, which can provide users with an efficient and environmentally friendly working experience. In addition, this engine also features excellent maintenance convenience and a long interval between major overhauls, significantly reducing the user's later usage costs. The hydraulic system is a major highlight of this model. It is equipped with an advanced electronically controlled hydraulic system, making the operation of the entire machine more smooth and sensitive. Whether it is for precise operations or heavy-load excavation, it can handle them with ease. Meanwhile, the efficient combination of t2025-12-05 09:33:03