Purchasing a motor vehicle is usually one of the biggest investments a person will make in their life. Because it is such a big investment and owning a vehicle has such a high level of importance for most people, vehicle owners want to protect their investment as much as possible. Car troubles are something that are essentially something that is completely inevitable for any driver to experience at one time or another. Being prepared for potential problems is the best way to ideally prevent them. The more knowledge an owner has of their vehicle, the better prepared they will be to give it as long of a lifespan as possible. Basic maintenance such as knowing when to change motor oil, where to get an oil change, and what motor oil to use can go a long way in extended the life of a vehicle. Those who want to ensure that they are getting the best motor oil for their vehicle can buy motor oil online from various motor oil suppliers.

Motor oil is used by all internal combustion engines. These includes cars, trucks, buses, motorcycles, go karts, snowmobiles, boats, tractors, construction equipment, aircraft, and generators. The functions of motor oil include ensuring that the engine starts easily, lubricating engine parts, reducing friction, protecting against rust and corrosion, keeping engine parts clean, minimize combustion chamber deposits, cooling engine parts, and many more. In order for oil to perform these functions efficiently though, it must be changed periodically.

Knowing the correct viscosity grading for the vehicle is very important. From low to high viscosity, SAE viscosity gradings include 0, 5, 10, 15, 20, 25, 30, 40, 50 or 60. It can be detrimental to a vehicle if too much motor oil is added. When this occurs, the crankshift can dip into the oil, which churns air into the oil and causes foaming and also fluctuations in the oil pressure. To find the recommended type that is necessary for their vehicle, people can buy motor oil online from motor oil suppliers.