Is Small Engine Oil Different from Car Oil?

The Short Answer

Yes, small engine oil is different from car oil. Small engine oil is specially formulated for use in small engines, such as those found in lawnmowers, snowblowers, and generators. Car oil is designed for use in automotive engines, which operate at much higher temperatures and speeds than small engines.

The Long Answer

Viscosity

The most important difference between small engine oil and car oil is viscosity. Viscosity is a measure of how easily oil flows. Small engine oil has a lower viscosity than car oil, which means that it flows more easily. This is important because small engines operate at lower temperatures and speeds than car engines, so they don’t need as much protection from high heat and friction.

Additives

Small engine oil also contains different additives than car oil. These additives are designed to protect small engines from specific problems, such as corrosion, wear, and sludge buildup. Car oil does not contain these additives because they are not necessary for automotive engines.

Base Oil

The base oil used in small engine oil is also different from the base oil used in car oil. Small engine oil is typically made with a lower-quality base oil than car oil. This is because small engines do not require the same level of protection from wear and tear as car engines.

Can I Use Car Oil in My Small Engine?

In a pinch, you can use car oil in your small engine. However, it is not recommended. Car oil is not formulated for use in small engines, so it may not provide adequate protection. If you use car oil in your small engine, be sure to change it more frequently than you would if you were using small engine oil.

Can I Use Small Engine Oil in My Car?

No, you should not use small engine oil in your car. Small engine oil is not formulated for use in automotive engines, and it may not provide adequate protection. If you use small engine oil in your car, it could damage your engine.

Conclusion

Small engine oil is different from car oil in several ways, including viscosity, additives, and base oil. It is important to use the correct type of oil in your small engine to ensure that it operates properly and lasts for a long time.