Engine oil is a lubricating material that serves to keep the motorcycle from heat, wear and noise. Oil grades vary depending on the level of requirements of different motorcycle engines . 4-stroke and 2-stroke motorcycles use different engine oils. Among the grades of engine oil are
- 10/50
- 20/50
- 15/40
- 20/40
- 20/50
- 15/40
- 20/40
Grades based on temperature and viscosity of engine oil