How Many Kilometers Should You Change Engine Oil?
1 Answers
How many kilometers you should change engine oil depends on the oil grade: 1. Fully synthetic oil should be changed every 10,000 kilometers; 2. Semi-synthetic oil should be changed every 7,500 kilometers; 3. Mineral oil should be changed every 5,000 kilometers. The functions of engine oil: 1. Lubrication, allowing sliding between the piston and cylinder, and between the main shaft and bearing bush to prevent part wear; 2. Auxiliary cooling; 3. Cleaning carbon deposits and sludge on engine parts; 4. Sealing and leak prevention, preventing gas leakage and entry of external pollutants; 5. Rust and corrosion prevention; 6. Shock absorption and cushioning; 7. Anti-wear.