The same brands would mean that they are compatible in terms of their additives. Yes, you can mix 5w30 and 10w30 oils. However, you should use the same grade and type of oil. If you are not in a situation where low-temperature startup anti-wear protection is not critical to you, then using 10w30 oil can be fine as well. I use Amsoil 4 Stroke 10w30 and my snow blower starts very easy in temperatures well below yours and the oil stays clean for a long time. Mixing 10W30 and 10W40 Motor Oils. Below 40°F (4. Their chemical compounds are the same. Mixing ratios of gas to oil vary, but usually range from 30:1 (4-1/4-oz. The reason for not wanting to use 5w50 is the reports of 5w50 oils eating rod bearings in these engines. If it flows better, it's not a 10W-30. Best to change as soon as you can. Of course you can. It has a low viscosity of five, and the high viscosity is forty. There are a few potential downsides to mixing 10w30 and 5w30 oils: The resulting oil viscosity may be too thin or too thick for your engine. The short answer is yes, you can mix 10w30 and 5w30 under certain circumstances. Yes, mixing 5W30 with 10W30 motor oil can affect your engine. Diesel engine oil can be used for both. 5w30 is ideal for winter driving, though its operational temperature range is not as wide as 0w30. But I would not mind or worry about mixing 4 qts of 0-20 and 0. See moreWell, the answer isn’t quite as simple as a yes or no. They are both oils that are generally safe for use in your car. Yes, you can mix 10w30 and 5w30 engine oil. Can I Mix 10w30 and 5w30? Most oils will mix perfectly, provided they have a similar synthetic. For example: Valvoline Maxlife Synthetic. So (30+30+25)/3 = 28. F-fan - As far as home brews go, 5W-30 with SAE 30HD should be a very practical mix. . 10w30 oil and 5w30 oil are of the same synthetic type. Due to their common winter viscosities, there are unlikely to be any differences in the cold temperatures. In the case of lawn mowers, two-stroke engine oil is mixed with the gasoline before it goes into the tank. The engine is the 1999 5. Hudson, NH. Actually, a stack of 10w30 oils including a 5w30 HDEO on the approved CES 20086 list. In summary, what you should know is that 5w30 oils are less viscous and flow easily than 10w40 oils at both high and low temps. Viscosity is the level of a liquid’s resistance to flow. The two oils are very similar, and they will both do a good job of lubricating your mower’s engine. In this article, we will5w30 is preferred especially in colder climates. The comparison table between 5w30 and 10w40 is given in the below table: 5W30. There is absolutely no risk of harming or potentially damaging the engine’s essential components by using 5W20 oil to top off a 5W30 engine. Whether you’re topping your 5W30 engine with 5W20 oil or vice versa, you are definitely not triggering any harm or potential damage to the engine’s core components. #2. When you have a question about motor oil — and this is an important one! — you’ve come to the right place. As a result, combining the two oils in your engine may be okay. So if you’re a little hesitant about the. Both 10W-30 and 5W30 have the same viscosity at 100°C (212°F), it is the operating temperature of an average engine. Any quality CK-4 oil can be used in that motor. T. 3, Ur 5w30 might be Cst 10. In some cases, mixing 5W20 and 10W30 can actually cause engine damage. However, the past two times I've changed the oil I didn't notice this and used 10W-30 instead. Frankenstein by saving a 5 qt oil jug so you can mix them in the celler (or attic) on a dark and stormy night. You can mix them and use them accordingly. Hold on for just one moment, though. Yes, you can mix them. 5w30 is used for light-duty engines while 10w30 is used for engines which carry heavier loads. They will mix perfectly. PlasmaBomb Lifer. Which oil is better 5w30 or 10w30? 5w30 is less viscous than 10w30. 3 and 12. 10w30 oil is thicker and heavier than 5w30 oil because it has a higher viscosity at low temperatures. You have some 5w20 in your fuel tank, but you are planning to pour some 10w30. How to Mix 10w30 and 5w30. They will mix perfectly. And when the weather is cold, 10w30 will circulate and help your engine get started a lot quicker. So whatever percentage of SAE 30 added is going to jack up the average above even what the 10W. 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. This is because the 5w30 oil contains a higher viscosity than the 5w20 oil, so it may be able to lubricate better and protect your car's engine better against wear and tear at higher temperatures. You can mix 5w30 and 10w30 oil together. It is not advised for car drivers to do so. 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. Most cars that recommend 0W-20 or 5W-20 do so for fuel economy reasons and can use 5W-30 with no ill effects. The 10w30 motor oil will move slower than the 5w30 motor oil when doing cold startups. It’s thicker, uses less fuel, and is better suited to a hotter climate. Can I Mix 10w30 and 5w30? Most oils will mix perfectly, provided they have a similar synthetic. Or this. The 10w30 motor oil will move slower than the 5w30 motor oil when doing cold startups. These two oils have different viscosities, which can influence their flow rate, but not significantly enough to cause any damage to your engine. ROCHESTER, NY. Yours could be different tho. Yes, you can safely mix 5W20 and 10W30 engine oil. Let’s take a more in-depth look at 5w40 vs 5w30 motor oil to see which one is right for your car. It’s pretty much okay to mix 10w30 with 5w30. Still, the safest way to do this is. Go with a 0w30 or 5w30. Can I Mix 10w-30 and 5w-30? A lot of drivers mix motor oils of similar viscosities. The other number is the weight of the oil and can’t be mixed. 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. It is safe to mix 5w20 and 5w30 as long as you follow some recommendations. The 5w30 motor oil has a viscosity that is much higher than the 0w30 motor oil. For equipment operated in hot temperatures, Vanguard 15W50 Synthetic oil provides the best protection. The engine oil will flow slower than 5w30 when it is cold. This problem can cause a bearing to go bad due to spinning. . In simple words, you should be using 10W30 when it is hot outside and when it is cold, your go-to option for the better oil should be 5W30. Yes, you can mix 5W20 and 5W30 oils together, but only under specific conditions. Yes, It’s safer to mix 5w20 with 5w30. What are the opinions of mixing 0w16 and say 10w30 or 5w30 (in summer of course) to get closer to 20 weight? I know some will say "just buy the proper grade oil" but my first sentence explains why I ask this. #4 · Apr 8, 2013 (Edited) I would not mix 2. I'd buy all the 10W-30 I could, after getting the 5W-20. Although mixing 10w30 and 5w20 is possible, it is not recommended. If you buy the engine oil and find it rated 10w30 or 5w20, you can rely on them. 7cst), so they are almost a 20-weight. The “w” stands for winter, indicating how the oil performs in cold weather, while the numbers represent the oil’s viscosity at higher temperatures. 5 qts M1 15W50 plus 8 oz VSOT, the spec oil is M1 0W40 but my engine is most quiet with thinner oil. There is no mention of the 15w40 motor oil for these engines, so it might be better to avoid it. 5w30 – has a rating of around 11. 25 qts of 0-20 and 2. The answer is yes. But only when both of them are at operating temperature. 10w30 provides sealing action in the engine due to the fact that it is thicker than 5w30 engine oil. The concern often centers around potential engine damage, but when it comes to oils of similar viscosities, there is no need for worry. 5w30 is also the thinner engine oil of the two at lower temperatures. So if you live in a warm climate and find yourself with a bottle of 10W30 oil, don’t worry – you can use it without any problems. Just like mixing oil brands would change things that could affect. O. Thicker oil has a high viscosity, and thinner oil means low viscosity. What About Mixing Different Brands Of Motor Oil? For example, assume that you are using Quaker State 5W-30 in your engine and for whatever reason, you need to add oil during a long trip and only Valvoline 5W-30 is available. You should now know that yes, you can use 10w30 instead of 5w30 for your car. You'll find most SAE 30's run 11 to 12 cSt @ 100C. Mixing the viscosity of oils will not have any effect on the engine. Mixing the two oils could cause you to have. The final viscosity at high temperature will still be a 30-weight. of gas) to 50:1 (2-1/2-oz. Can I mix 5W-30 and 10W-30 oil? Mixing different types of oil is generally not recommended, as it can negatively impact engine performance and potentially cause damage. of gas). 10w. 4 100 degrees cSt, so you can call what you made 5w25, but more. It isn’t corrosive,. But 10W oil is thicker or. 9. 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. Eventually, it will increase its operational capability in cold weather. 10w30 and 5w30 have different viscosity ratings. These oil grades have similar characteristics, with the main. Obviously, a 10W-40 is thicker than a 10W-30 at high temperature. Not only does this in-depth 10w30 vs 5w30 guide. In your owner’s manual, the best and. Yes, you can mix different brands of oil together. However, it is crucial to check your vehicle’s owner’s manual to. Its range is -13 to 86 degrees. When it comes to 5W-20 or 5W-30 vs 10W-30, the opposite is true: the 5W oils will flow a little better in the cold than a 10W oil for maximum cold-weather protection and easier cold starts. But keep in mind that 10W30 has more density than 5W30. For a multiple viscosity oil, the first number is the viscosity when it is cold and the second number is the viscosity when the engine has reached its operating temperature. But you can use 0w20 motor oil for a cold start viscosity. First, it’s important to understand the numbers in motor oil grades like 5W30 and 10W30. However, 10w30 is a multigrade oil that performs well in hot and cold temperatures. This is because they essentially have the same viscosity at the same temperature, making them blend nicely. It’s best to stick to one type of motor oil for optimal engine performance and longevity. 10w30 oil type covers a significantly smaller range of temperature. If you live in a region that experiences temperatures below -20 degrees Fahrenheit, however, you should use 5W30 engine oil. As 5W30 is a thin oil, mixing it with 10W40 will give you a much thinner oil. For instance, if you have the SAE 30 engine oil, you can mix it. i. 5 puts it into the VERY thin 30 weight range. But you know which oil type will work better. All but 2 of my family's vehicles use 20 weight oils. Especially given that you live in Florida, 10W-30 vs 5W-30 is not an issue at all. 10W-30 isn’t any different at starting temperatures than 10W-40 – but at operating temperature, the environment isn’t going to have as profound an effect as if it were hot outside the vehicle. 10w30 and 5w30 are close enough oils; Mixing oils does work, but… You will reduce the life of your engine; Know what you’re doing; Never mix synthetic and non-synthetic oil; Don’t think that just because you put a lighter oil in your car that it is better for the environment; Oil has an expiration dateWHAT ABOUT MIXING ENGINE OIL BRANDS? Yes. You can even use Pennzoil or Quaker State synthetics. If you don't have a choice, adding synthetic oil to regular oil can help you out in a pinch. 8,146. These two oils are a perfect blend with almost identical viscosity. C. The same brands would mean that they are compatible in terms of their additives. But as both are synthetic oils and work almost similarly so, you can mix them well for your car engine or for any motor. Mar 29, 2009. It depends on how much ratio you use and how long you use the new oil mixture in your lawnmower. 5w30 and 10w30 are two of the most common motor oils. Not only that, you could run that engine on 0-40 5-30 10-40 etc. 5w30 is a thinner oil than 10w40. The numbers are just a viscosity rating. 5w30 oil is thinner than 10w30 oil because of its lower viscosity. If the oil will be in the engine during winter and you live in a place where. It impacts the resistance of the engine to oil flow. However, some drivers allege that it is safer to mix two straight weight oils or multigrade, instead of mixing straight weights with multigrade. 5)/2 = 9. You may notice that ISO 46 can replace both 15W and 20W SAE oils. Therefore, they will flow in the same manner. The 10w30 motor oil is suitable for engines using advanced fuels such as biofuel and biodiesel. Yes, its fine. However, the coolant in the oil definitly needs to be addressed. However, we do not recommend doing it because every engine requires different oil viscosity to function efficiently at temperatures. In general, mixing 5w20 and 5w30 will not damage your engine. The TSB about the use of 5w20 was for the 3MZ-FE engine (the 3. The only difference between the two oils is the low temperature point, with the 5W30 oil functioning slightly better than the 10W30 oil. 6. Yes, you can mix 5W-30 and 10W-30 motor oils without causing significant issues for your engine. Location. However, the 10W – 30 oil will be thicker when it is cold. Can I use 10W30 instead of SAE 30 in my generator? According to the experts from Generac, you should keep these recommendations in mind when buying oil for your generator: Above 32°F (0°C), use SAE 30. Mixing one quart out of six doesn't seem like enough to degrade cold flow to take a 0W to a 5W. 10w30 oil is thicker and designed for use in higher temperatures and heavier engine loads. Yes, you can. But only when both of them are at operating temperature. The engine might be on its way out because of lack of oil. This can cause reduced lubrication leading to wear on the engine parts. mix 5W30 and 10W30.