• Main engine cooling
• Clean dirt on engine parts (carbides, sludge, worn metal particles, etc.)
• Seal the gap between the piston ring and the piston
• Adsorbed on the metal surface to prevent the release of corrosion and so on

There are basically two main components of oil: base oil and additives. Base oil is the main component of lubricating oil, determines the basic properties of lubricants, additives can make up for and improve the performance of the base oil deficiencies, given some new properties, is an important part of lubricants.