This oil pump is manufactured to standardized specifications, offering reliable performance for excavator operation scenarios including construction sites and open-pit mining zones. Built with high-strength alloy material, it delivers exceptional structural durability to withstand long-term high-load operation and strong vibration environments, and has excellent heat resistance to maintain stable working performance under high engine operating temperatures. It can effectively maintain the normal flow of lubricating oil inside the engine, reducing component wear caused by insufficient lubrication during equipment operation, and extending the overall service life of the engine system. The product is precisely processed according to factory standard dimensions, ensuring seamless installation and matching with the original engine interface, no secondary modification is required during the installation process, which effectively saves equipment maintenance time and reduces overall operation and maintenance costs for users.