WebMind that replacing the 5w30 oil with 5w40 and vice versa is only possible when it is allowed by the vehicle manufacturer. Otherwise, the engine may prematurely break down. Why the engine oil approval by car … WebJan 28, 2011 · As far as thicker oil, first try a High-Mileage oil before you do to a diesel 5W-40 - try Valvoline Maxlife 10W-30 and see if it helps. 5W-40 won't hurt, and if you really …
What Happens If I Use 5w30 Instead Of 5w40 (5w30 Vs. 5w40 Fuel ...
WebAug 5, 2024 · Your car currently has Castrol Edge 5w-30 and the only oil you can find locally is a Castrol Edge 5w-40. Is it ok to mix the two? ... Thus a 5w30 oil is a 30-weight … In most cases, yes. The codes indicate that both oils have the same viscosity at low temperatures, while the first one is somewhat thicker at higher temperatures. Since the difference is not so big, it usually falls within the range recommended for most applications. Then again, that still means you are not using the … See more The difference is that the 5W40 is thicker at high temperatures. The 5W40 has a viscosity range of 12.5 to 16.3 mm²/s while the 5W30’s range is 9.3 to 12.5 mm²/s. In other words, the 5W30 is more affected by high temperatures; it … See more The only situation where that is safe to do is when the engine manufacturer allows it. In general, that will be expressed as a range of acceptable oil grades. Every engine has a single oil grade that works perfectly in it; … See more The engine will be lubricated with a thicker oil than expected. In short, the oil will not be able to flow as it is required, which means that it will reach the necessary regions more slowly … See more In theory, a thicker oil performs better at high temperatures and high workloads. Therefore, one could imply that it would be interesting to use the … See more raymond chung harvard
0w20 vs. 5w40 Engine Oil: Differences and Can You Swap Them?
WebThe 5w 40 will provide protection for higher temperatures, like if it is summer time the 5w 40 is ideal especially when you are running air conditioning and it's 30c out and your … WebSo, due to viscosity, 5w20 is a thinner oil during operating temperatures, whereas 5w30 is thicker during operating temperatures. A majority of manufacturers are now producing engines that operate on 5w20 oil, to … WebFeb 11, 2024 · 10w40 oil is an oil weight, or viscosity, that is designed for use in high-performance cars. It is thicker than 5w30 oil at low temperatures, meaning it will flow more slowly. However, at high temperatures it becomes thinner than 5w30 oil, providing better protection for the engine under heavy loads. raymond chu dds