First, if you don't know what viscosity is, don't feel bad since it's a seldom used ... viscosity, oil all year. In the Midwest United States, people would often use more viscous motor oils ...

It's acceptable to use 0W-20 engine oil in place of 5W ... What Happens If The Wrong Engine Oil Grade Is Used? We've pointed out that using the wrong grade or weight of engine oil can lead to ...

Synthetic oil used to be something only performance cars ... located on top of the engine—and use a funnel to add oil. The “add” dipstick mark on some engines shows that it’s a half ...

For example, take 5W-30, the most used engine oil in the Indian market. The W in this code stands for winter and the number before that represents the oil's viscosity at low temperatures or when ...