What happens if you use 10w40 instead of 5w30?
If you use 10w40 instead of the manufacturer’s 5w30, the viscosity of the 10w40 you use will be higher and the oil will be thicker than stated in winter. In addition, in summer the viscosity of the oil is higher and the oil is more viscous than indicated.
Is it possible to pour 10w40 into a 5w30 engine?
The recommended oil viscosity for your vehicle is 10W40 according to Kia documentation. If you drive in exceptionally cold weather well below 32 degrees, you can use a 5W30 oil, but 10W40 is still great to use in sub-zero outside temperatures.
What happens if you use 10W40 instead of 5W40?
10w40 is thicker than 5w40 ONLY when cold. Same at operating temperature. Multiviscosity oils with low W index are specially designed for better fluidity at very low temperatures and therefore better lubrication. You don’t need to use 5w40 if your car only needs 10w40.
Is 10w40 better than 5w30?
The difference lies in the viscosity at different temperatures. … 5w30 oil flows better than 10w40 oil at low temperatures. This means that 5w30 oil better protects the engine in cold temperatures, usually when the engine is difficult to start or in weather conditions, such as winter.
Will using 10W40 in an engine that needs 5W30 affect my engine? If so, how?
However, there is very little chance that using 10w40 in your car that says 5w30 will cause any noticeable negative results. If you read the service manual they might even recommend 10w40 for extremely hot climates. You may notice higher oil pressure and slightly better fuel economy.
What happens if you use 10w40 instead of 5w30?
If you use 10w40 instead of the 5w30 specified by the manufacturer, the viscosity of the 10w40 you use will be higher and in winter the oil will be thicker than indicated. In addition, in summer the viscosity of the oil is higher and the oil is more viscous than indicated.
What happens if you add 10W to 5W30?
Mixing oil based on viscosity does not affect engine performance. 5w30 and 10w30 motor oils have a similar viscosity, so mixing them is not harmful.
Can I use 10w40 instead of 5w30 on my lawn mower?
Can 10W40 be used instead of SAE 30? You absolutely can! It’s usually best to use SAE 30 oil or lawnmower manufacturer’s recommended lawnmower oil, but that’s probably not a problem if you’re using 10W 40 oil.
What is the difference between 5 30 and 10W 40 oil?
10w40 motor oil is a thicker starting oil than 5w30 motor oil. Therefore, 10w40 oil adheres more strongly to moving engine parts than the lighter 5w30 oil.
Is it possible to use 10W40 instead of 5W40?
10w40 is thicker than 5w40 ONLY when cold. Same at operating temperature. Multiviscosity oils with low W index are specially designed for better fluidity at very low temperatures and therefore better lubrication. You don’t need to use 5w40 if your car only needs 10w40.
Is it possible to use 10W40 instead of 20W40?
The 10w40 oil has a cold viscosity grade 10 oil and a hot viscosity grade 40 oil. The 20w40 oil can replace the 10w40 oil if the cold/winter temperatures are not too low. 10W 40 oil provides better lubrication and performance over a wider temperature range than 20W 40 oil.
Is it wrong to put 10W40 in an engine that needs 5W30?
If your manual recommends SAE 5W30 and SAE 10W40, you can definitely switch, but the only difference is slightly better fuel economy and slightly harder cold starting.
Can 10w40 be used instead of 5w30?
Your vehicle does not use 5W30 oil. The recommended oil viscosity for your vehicle is 10W40 according to Kia documentation. If you drive in exceptionally cold weather well below 32 degrees, you can use a 5W30 oil, but 10W40 is still great to use in sub-zero outside temperatures.
Which oil is better 5w30 or 10w40?
10w40 refers to synthetic oils that have a viscosity of 10 at low temperatures and 40 at high temperatures of 100 degrees Celsius. 5w30 is less viscous and 10w40 is thicker. … So at lower temperatures, 5w30 oil protects the engine better.
Is 10w40 better than 5w40?
5W40 is thinner than 10W40 at lower temperatures. However, at higher temperatures, both motor oils perform their intended functions equally (with the same viscosity). … However, the main difference between these two types of motors is that the 5W40 can perform better than the 10W40 in very cold conditions.
When should 10w40 oil be used?
10w40 is ideal for hot climates or heavy loads. If you expect your vehicle’s operating temperature to be higher than most conventional vehicles, 10w40 is recommended. The higher viscosity of 10w40 at high temperatures reduces wear as it puts more stress on the car’s engine.