If you put together these oils, it will boost up oil pressure when cornering at high revs. It’s not necessarily ideal, but doing so won’t cause harm to your engine. Thin liquids that flow easily, like water, have low viscosity. Different oil producers have different standards, and it is noticeable in the oil quality. As a result, combining the two oils in your engine may be okay. Each oil grade contains a specific blend of base oils and additives to cater to specific engine types and conditions. Therefore, we can assure you that combining them is safe and won’t result in any significant engine issues. They are both synthetic oils and have nearly the same viscosity. I like Royal Purple 10w-30. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. Tractor. Many people wonder if they can mix 5w20 and 10w30 motor oils. 5w30 and 10w30 engine oils have close viscosity, and thus there is no harm in mixing them. Yes, you can mix SAE 30 with 10W30. If I were in Vegas or some other location with hot summers, I'd run 10W30 for the added protection during the summer. Mahzurrah! Apr 16, 2023. Yes, mixing 5W30 with 10W30 motor oil can affect your engine. Yes, you can mix 5w30 and 10w30 without a second thought. We recommend you take a look at your. The “w” stands for winter, indicating how the oil performs in cold weather, while the numbers represent the oil’s viscosity at higher temperatures. Now, you might be wondering if you can mix oil brands. Most engine oils will have little trouble mixing with one another, as long as they’re of a similar type. Your car manufacturer’s recommendation notwithstanding, mixing 5W20 and 10W30 won’t cause any harm to your engine. Mixing the viscosity of oils will not have any effect on the engine. This means that 10W30 oils are better suited for colder temperatures. 9. How to Mix 10w30 and 5w30. Apr 19, 2010. Yes, you can mix them. Can you mix 5W-30 with 10W-30? In general, it is not recommended to mix 5W-30 and 10W-30 motor oils. Both oils have different viscosities and characteristics, and combining them can alter the oil’s protective properties and reduce its effectiveness. Location. 5w30 will flow at the same rate as 5w20 in low temperatures – or in cold seasons – because they have the same low temp viscosity rating. Can I use 0W-30 instead of sae30? A: NO, this is NOT the same as 0W-30 oil. Below 40°F and down to -10°F, use 10W-30. and how it doesn't agree with these motors due to very tight clearances. 5w30 and is perfect. I would recommend using the 10w30 engine oil as recommended by case. That said, you can mix 10w30 and 5w-30, but it’s. Can I mix 5W30 and 10W30 oil? Yes, you can mix 5W30 and 10W30 oil, but it’s not recommended. However, it’s not the best idea. Mixing the viscosity of oil has no effect on the engine. And windchill only affects skin. July 7, 2021. Yes, you can safely mix 5W20 and 10W30 engine oil. Just like mixing oil brands would change things that could affect. Yes, you can mix 5w30 and 10w30 without a second thought. The 5w20 and 5w30 are closely similar, but definitely not the same. 4 qt of 5w20 + 1 qt of 5w30). Therefore, stick to the oil the manufacturer recommends unless you have to, as your vehicle’s engine. hasn't to me, carry a spare bottle of whatever i'm supposed to have in the engine at the time (changes in the summer) and the bastages keep putting 10W30 in it even when it should have 5W30. Can I use 0W-30 instead of sae30? A: NO, this is NOT the same as 0W-30 oil. 1549 posts · Joined 2004. Motor oil thins as it heats and thickens as it cools. I'd buy all the 10W-30 I could, after getting the 5W-20. It is not advised for car drivers to do so. Germantown TN 38138. And from all the research I've done, it appears that from a mechanical engineering standpoint, motor oil viscosity of about 10 or 11 cSt is ideal for the vast majority of automotive engines. 5W30 is ideal for winter use, while 10W30 is slightly thicker and better suited for warmer weather conditions. #5. You can mix 5W30 and 5W20. Whether mixing 10w30 and 5w30 causes issues depends on a few key factors: Oil chemistry – Mixing oils with vastly different chemistry/additives is risky. In warm climates there is no need to run 5w30 at all. This is because a 10w30 requires less viscosity inhibitors to behave like a 30w at opertating temp compared to a. On the other hand, if you add 5w30 oil to a 10w40 engine, you’re taking a bigger risk. But keep in mind that 10W30 has more density than 5W30. So whatever percentage of SAE 30 added is going to jack up the average above even what the 10W. As the viscosity of these two oils is very close, they will mix properly. It will work great in your car in Georgia year-round. #3. Can You Mix 5w-30 and 10w-30? – Safety Aspects. Mixing 5w30 and 10w30 still yields a 30 wt. New Jersey. More so, 5w30 is liable to offer more solid protection to your engine than the 5w20. 5w flows more easily than 10w at the same cold temperature. You can buy 30 or 40 weight oil, and you can also get multiple viscosity oil such as 10W-30 or 10W-40. #12. At $3. When you mix motor oils, you deprive your engine of enjoying the full benefits both oils would have delivered if used separately. However, it may void your warranty if you tell the dealer about it. A. Nor will mixing improve the oil performance, either. 5w30 provides better lubrication as a result of its superior flowability; however, the greater thickness of 10w30 grants it a better sealing capability. Use a high mileage 5w30 in the winter and 10w30 in the summer. However, the difference in viscosity between the two can impact engine performance, particularly in specific temperature conditions. The reason being is that 5w30 and 10w30 oil have different viscosities. The -40 and -30 are numbers which describe the high temperature viscosity of the oil, with 40 remaining "thicker" at higher temperatures than the 30. nt40lanman said: Synthetics don't flow any better in the cold than conventional oils. Ignition – Since 10w20 oil is thicker and combusts at a higher temperature of -18° to 30° Celsius, it may make ignition harder, especially in lower temperatures. mix 10w 30 with 5w 30 ? The owners manuals for a couple vehicles I own describes on the little chart the temperature ranges with which either 5w 30 motor oil or 10w 30 can/should be used. Add in half of your measured amount of 5w40. The primary difference between 10w30 VS 5w30 oil is their viscosity. You can mix 0w3o and 5w30 oil, but it is not recommended. It slightly reduces fuel efficiency. Mixing 10W30 and 5W30 won’t result in any chemical reactions or produce harmful compounds. But I have always felt that 10w30 will flow just as fast as 5w30 in the hot weather, especially since their. Choosing the right engine oil for your vehicle is crucial. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30. G. For example, if they’re 5W-30 and 10W-30, then you can use 80% of the amount of the 5W-30 and 20% of 10W-30. After doing a lot of reading on this subject for my new-to-me Ram 1500, I decided to bring 5W-30 synthetic oil when I took my truck in to have the oil changed at the dealership who allows me to provide my own oil and filter. These two oils have different viscosities,. S. 5w30 – has a rating of around 11. May 19, 2009. The 5w30 oil will thin out the 5w20 oil and won’t flow as well in cold weather. 10w30 is rated for -15F easily. 10w30 will flow just as well on a cold startup when it's 90 degrees outside. ; Mixing 10w30. If the temperature is above freezing, you can also use. Pros and Cons of 5W-30 and 10W-30 Oil. Although mixing 10w30 and 5w20 is possible, it is not recommended. Apr 20, 2004. The difference between 10W30 multi – grade and straight grade oil is that it has been formulated to provide a 10W viscosity at very low temperatures to aid in cold-cranking in heavy engines. In layman terms, your engine will be able to handle higher. Note: You can also read Can I Mix 10w30 With 5w30. When mixing the two types of oil in different weights, the technique is to pour the light one into the engine first, so here goes the. Before making a decision, it is important to know the technical specifications of every oil type. 5W30 Oil. e. As a result, combining the two oils in your engine may be okay. There are car drivers who have been mixing 20w50 oil to 5w30 oil and using it in their vehicles. The reason for the mix is that I wanted something a little heavier for summer driving here is So. Can You Mix 10w30 With Gas? Oil and gas from 10W-30 can be used in a 2-stroke engine. You can even use Pennzoil or Quaker State synthetics. If the 0w30 motor oil and 10w30 motor oil are heated up, these motor oils will have the same viscosity. Yes, I was running 10w30 in November and early december. 731. I remember when GM and all the other major carmakers made the switch to recommending 5w30, they claimed it was also beneficial in the summertime since the oil would flow faster to the top end of the engine. Yes, if you get the know-how. the 5w vs 10w is more about the cold temp when the oil clouds then gells into a thick honey. I did e-mail Mobil 1 some time ago about mixing their oil. I'm not one that usually buys an equipment manufacturer's own brand (I don't like the Briggs oil, way over priced) but the Kohler oil I found works best. Vehicle manufacturers recommend using motor oils meeting certain viscosity grades and American Petroleum Institute service requirements. 10w30 will not hurt a 5w30 engine. 5w30:. By industry agreement/specification, all brands of oils will work fine together. If you have the 100C cSt viscosity numbers we can calculate it better. A. Pennzoil Platinum Dexos1 Gen2 5W30 satisfies all my requirements. You can either add the lightweight 5w30 first and then top off with the heavyweight 10w30, or add the entire oil at once and then let it run for a few minutes before checking the level with a dipstick. 9 and 3. So a lot of drivers are already doing it. 7L HEMI. Secondly, you must know the vehicle’s manufacturer’s guidelines for oil viscosity. That's for cold starting in winter. Pour the 5W30 into a mixing container: Place a clean container on an even surface and carefully pour the entire bottle of 5W30 oil into it. Both high mileage 5w30 and 10w30 engine oils have the same additives, the only difference is the viscosity at cold startups. No, it’s a terrible idea to mix SAE 30. 5W30 motor oil is suitable for use in today’s gasoline-powered vehicles. Both 10W-30 and 5W30 have the same viscosity at 100°C (212°F), it is the operating temperature of an average engine. However, doing so is not ideal if you want to reap the benefits of what the motor oil brand intends. But generally, considering versatility, the 5w30 oil is superior to 10w30 oil. The short answer to this is no, 10W-30 oil is not the same as SAE 30. I have a bit of 5w-30 oil left and I was wondering if I can mix 1 liter of 5w-30 to my 4 liters of 0w-20 oil. If you're mixing the leftovers from 5qt jugs to use in your lawnmower, yes. So, oils with a rating of SAE 5W-30 will perform at lower temperatures like an SAE 5W oil and lubricate at higher outside temperatures like an SAE 30W oil. Starting the engine with warmed up oil is THE way to do it, and makes mixing totally not needed. In context, 10w30 oil and 5w30 oil are almost the same. Since 5w30 and 10w30 engine oils are similar and have close viscosity, mixing them won’t damage your engine. The protection offered by 10w30. Jan 7, 2021. Furthermore, when using oil additives, make sure the additive is made. On the other hand, Mobil 1 5W-30 Advanced Full Synthetic Motor Oil reduces friction. It also calls for HTO additive. For example, you can use 5W30, and 10W30 as SAE 30 motor oil alternatives. Member. They changed the 3. We’ve established that 5w30 is suitable for cold regions. This enables the 5w20 motor oil to reach engine parts quicker and create less drag that reduces fuel economy. So is it okay to mix the heavier 10w30 oil with 5w30 oil? Yes, you can mix these two oils if you are topping up. Read Also: Can I Use 5W30 Instead of 5W20? (Helpful Tips and Explanation) Resistance Of Flow. SAE 10W-30 is far too thin to provide protection in a 2 cycle engine, and it contains the wrong additives that can cause ash deposits and plug whiskering. If the deal is really, REALLY good, the I'd also buy all the 10W-40 I could stash/stand having - DS oils are really good in all grades, and. Can I Mix The Engine Oils 10W-30 And 5W-30? When two oil kinds have a similar synthetic and viscosity, like 10W-30 and 5W-30, you can mix them. #17. I had a 2012 outback which used 5w-30 synthetic oil, now I have a 2015 out which uses 0w-20 synthetic oil. Can I Use 10W 40 Instead Of 10W-30 In A Lawn Mower?. But, even if you pour in the 10w30 without removing the old oil, nothing would damage the engine, but you’d notice a significant drop in performance as the oils try to mix and flow. 7L Sebring just got done with a 10w30 OCI - the only time we experience engine start trouble was at 10 degrees Fahrenheit right at the end of the oil's life. 5W30 to 10W30. The answer is yes; you can mix 10w30 and 10w40 oil. One year, I had some 0W30, and I used that. Yes, you can use 5w30 instead of 5w20 in your ford car. 10w30 oil provides a better seal and better protection than 5w30 oil because of its higher viscosity. and Castrol GTX 10W-30 dino went out and bought two quarts Valvoline Max Life syn-blend 5W-30. What oil Can you mix with 5W-30? These two motor oils are very similar in viscosity; hence, they might mix perfectly in your engine. Can you mix 5W30 and 10W30 motor oil? 5w30 and 10w30 are two of the most common motor oils. 25 qts of 5-30. On the other hand, if you add 5w30 oil to a 10w40 engine, you’re taking a bigger risk. Can 5W-30 oil be used in high temperature? 5W-30 oil can operate in temperatures as high as 95°F, after which you should switch to a better high temperature oil viscosity grade. If you want something thicker you should mix the 10w40 with the 5w30. But only when both of. How does an oil shear its cold rating? 10w30 would either shear down to a 10w30 with a slightly lower cSt or shear down to either a 5w20 or SAE 20.