I do use add oil to aim the grade to where I want to try. So to get 10W-40 Mobil 1 put in 2 quarts of 5W-30 and top off with 15W-50 (blend HTHS about 4. As briefly answered in the intro paragraphs above, the simple answer is YES. In fact a lot of oils are synthetic blend, or “semi-synthetic” and it’s literally synth and mineral mixed together right in the sealed bottle. 5w30 oil, on the other hand, is thinner and designed for use in colder temperatures and lighter engine loads. 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. Both oils are formulated to protect against wear and tear on engine. #4 · Apr 8, 2013 (Edited) I would not mix 2. 5w30 and 10w30 are two of the most common motor oils. The 5W-30's are in the 10's. Mixing one quart out of six doesn't seem like enough to degrade cold flow to take a 0W to a 5W. Yes, the oils may have different additives; hence, the difference in. 10w30 and 5w30 have different viscosity ratings. They are both multi-grade oils and are compatible with each other. 5w30 is less viscous, so it can reach even the parts of the engine that are hard to reach for lubrication. As for oil viscosities, mixing 10W30 and. #4. 5 + 10. But in winter, it becomes difficult to run a snowblower in ice with 10w30. The engine oil will flow slower than 5w30 when it is cold. The answer is yes. However, remember that you will not have a better performance, and this mixing is not recommended. 10w30, on the other. Canada. Can you mix 5w30 and 10w30? You can mix 5w30 and 10w30. But it’d be best to mix oils from the same brand – the additives won’t be. The most obvious difference between 5w30 and 10w30 oil is their viscosity. Mixing the oils can result in reduced lubrication because they have different viscosities. Below 40°F and down to -10°F, use 10W-30. However, both of the oils can withstand temperatures up to 100 degrees. I have an hour meter on my mower, and it shows that I use it 60 to 65 hours a year. 10w30, on the other hand, has different properties from the 5w30. Either would work fine in your application and location. As a result, its film strength is weaker. So, feel free to consolidate all vehicles to a 5w30 or 10w30. 5w30 is a thinner oil than 10w40. 5w30 and 10w30 oils are both multi-viscosity oils, which means they are designed to perform well in a wide range of temperatures. In cold climates, the viscosity of 10w40 is 10. Using two different oil weights in the same engine is perfectly acceptable in any of these situations. The 5w30 should be fine,but if you insist on using something a tad thicker use the 10w30. 5%. No need to mix. Just remember: Always use the weight of oil that is recommended, and you will have a few issues. It’s best to use the oil viscosity recommended in the owner’s manual, but using a slightly thinner or thicker oil (lighter or heavier viscosity) generally poses no long-term harm. The primary difference between 10w30 VS 5w30 oil is their viscosity. I definitely agree with the other posts that there is no way that you can tell between 10w40 and 5w30. Michigan. #3. 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. Can I use 0W-30 instead of sae30? A: NO, this is NOT the same as 0W-30 oil. mix 5W30 and 10W30. Will you like something which won’t be helpful for you at all? Well, that’s what mixing 5w30 with 10w30 seems like. It’s a common question with a simple answer: yes, you can mix 5W30 and 10W30 motor oil. However, to clarify, the 10w30 has a higher density than the 5w30. However, your car may not function the same in colder temperatures. Every 40 weight I put in was in the 30 weight range. The numbers are just a viscosity rating. #7. Your oil is about a quart low, all you have is 5w30 - can you add the 5w30 in there safely? And what exactly is the. As mentioned, a lot of car drivers are already doing the mixing of both these oils. THE 10W30 OIL & ITS BENEFITS. The 10w30 motor oil will move slower than the 5w30 motor oil when doing cold startups. 5w30 – 5w-30 counterpart registers 9. Their chemical compounds are the same. Is it possible to mix 5w30 and 30w oil? You are correct that adding 1 liter of SAE 30 to 3 liters of SAE 5w30 permanently increases the viscosity of 5w30. 3. From Shell. Moreover, we’ll then look at whether or not you can mix 10w30 and 5w20 engine oils for your car. The 10W30 oil – While still quite “fluid”, this oil is a little bit thicker at low temperatures than the 5W30 oil, making the process of starting your engine a little bit harder. What You Should Know About Oil Thickness At Different Temperatures. You can mix 5W-30 and 10W-30 or combine a lighter-weight oil with a heavier one, in general. A mixture of two motor oils that have. 5w30 and 5w40 motor oils have the number 5 which is then followed by W. This can cause reduced lubrication leading to wear on the engine parts. You should use SAE 30/SAE 10W-30 oil on most mowers. The 5w30 motor oil is synthetic, and it has a viscosity of five (5) in low temperatures and thirty (30) in high temperatures. (Explained) Can I mix 5w30 with 10w30? Well, many drivers often think it is good to pour 5w30 oil with 10w30 oil. W means winter. If your winter temps rarely drop below 32F, modern SAE 30 is a viable year-round oil. Running 10W30 in addition to 5W30 will not harm your engine. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. But when it’s the dead of winter, everything doesn’t remain usual, and the changes can vary. So while mixing different oils together is technically fine, it’s not always the best idea from a performance standpoint. This can affect the performance of the oil at extreme temperatures or under certain operating conditions. I blend 10W30 and 15W40 together all the time and not just with the Duramax (2 of them) so it must be ok. In my neck of the woods it's usually right in between both and I've used both, one or the other, for years when changing oil on these vehicles. A 5w oil is usable down to something like -30F anyway so the temperature is something you will never have to worry about, either. Mixing Oils. As such, mixing synthetic and conventional oil is okay sometimes if you don’t do it frequently, but otherwise, frequently mixing together can affect their performance. So if you want to mix 20w50 oil with a 10w30 oil or if you have to, you can mix them both up. 3w36. When looking for SAE 30 oil replacements, you should ensure that the equivalent has the same flow rate as SAE 30 at a normal operating temperature. Location. Dec 17, 2016. 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. Mixing will not change the behavior of the waxes in the 10WXX oil. Here is the reply "Yes, the engine included with the package is a 2 stroke unit. 2 quarts, but no more than 4. #4. Mixing two multigrade oils, such as 5W30 and 10W40, is ok. Re: Can I mix Mobil1 5W-30 with Mobil1 10W-30? (kaitsu) As an engineer I can say absolutely yes, yes you can. You won’t get a little amount of help by doing so. Many have reported that they have not experienced any harm or harmful effects that the mixture did. The 5w20 oil is significantly thinner than the 10w30 oil. 5 gt really doesn't change it much as you can check in the shell viscosity mixer as its only changing it by 1/5 anyway. 10w30 is much denser than 5w30, and the thicker fuel out of the two, making it the more dense fuel. Measure out half of the 5W40: To keep. Older engines can use the SAE30, while the 10W30 is for modern engines. ca: "If you mix viscosity grades such as a 5W30 low-viscosity oil and a 10W40 higher-viscosity oil, it is reasonable to expect that the resulting product will have viscosity characteristics which are thicker than the 5W30, but thinner than the 10W40. Yes, you can mix 10w30 and 5w30 engine oil. Toyota wants their vehicles to use 0w20. 5w30 motor oil, the 20 indicates that the oil has a lower viscosity and is thinner at higher temperatures. 10w30 Nissan. Yes, you can use 10w30 instead of 5w30 in most cases. 5w30 and 10w30 engine oils have close viscosity, and thus there is no harm in mixing them. The 2008 to 2010 engines highly recommend staying with 5W30 but 10W30 isn't prohibited. 10w30 – NOACK volatility rating that clocks in at 7%. #6. . 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. 3. As briefly answered in the intro paragraphs above, the simple answer is YES. As a result of this, yes, is the response to the question. The engine takes 10w30 after the rebuild. 5w30 oil is an excellent option if you drive your vehicle in an area that experiences significant temperature shifts throughout the year. It impacts the resistance of the engine to oil flow. Additionally, If your lawnmower manual calls for. As a car driver, you must know that motor oil is used as a lubricant. You might be wondering whether you can mix 5W30 and 10W30 oil. The answer is yes, you can use 5W-30 oil in your lawn mower. Mixing 5w30 and 10w30 will bring zero advantages for you. the biggest difference you can do is plug in an oil pan heater on a timer for 3 hours before you anticipate leaving in the morning. Dec 9, 2009. If you can't find it, you can use 5w20, but then that must be replaced with 0w20 at the next oil change. If you want to mix, consider mixing straight grade oils. Good old 10w30 is as close to a universal oil as exists, it seems to do well in virtually anything. Can You Mix 5W30 and 10W30 Oil? No – you shouldn’t mix engine oils with different specifications like this. The days of lubricants of the same application, type, and class fighting with each other are within reason, history. If your running it day in and day out, I would use a HDEO 15w40, or 15w50. Please refer to your individual vehicle owner's manual for proper viscosity grade and specification of oil to use. 3 to get the second number. The short answer to this is no, 10W-30 oil is not the same as SAE 30. 5W-30 is multi-grade motor oil, whereas SAE 30 is a single grade. Say you have 10w30 in your engine. 7 quarts of 15W-50. At best, if you mix say a 10W40 and a 0W20, you will get a 10W30 at 50/50 ratio. You'll get something around a 10w40, perhaps a thin 10w40, if you mix them 50/50. When you mix motor oils, you deprive your engine of enjoying the full benefits both oils would have delivered if used separately. 1). Synthetic 0W-30 will be shear-stable and retain its 30 weight, unlike conventional 5W-30, which shears to 20 weight. valvoline or pennzoil high mileage should do fine and maybe stop the oil seepage and oil burning or for sure slow it down. That is usually 100°C (212°F) when the engine is running (in an average engine). I was told that this was a bad idea and it shouldn't be done. The reason being is that 5w30 and 10w30 oil have different viscosities. For equipment operated in hot temperatures, Vanguard 15W50 Synthetic oil provides the best protection. However, this is only fine when you need to add more oil to the engine. Example 5w20 may have a cSt of 8. The short answer is yes, but there are some things you should be aware of before mixing the two viscosity grades. Running Cold. If the temperature reaches even higher levels, the 10W30 will not be very efficient and you should go with the 15W40 oil. I've run straight 5w20, mixed 5w20 and 5w30, straight 5w30, and mixes of 5w20, 5w30, 10w30, and 15w40, etc. Below 40°F (4. Daily Drives: -2003 Toyota Tacoma PreRunner XtraCab, 2. It will work great in your car in Georgia year-round. However, because it is thinner it. So if you want to mix 20w50 oil with a 10w30 oil or if you have to, you can mix them both up. 5W-20, 5W-30, 10W-30, 10W-40 0W-20, 0W-30, 5W-20, 5W-30. If they are of the same synthetic type, they can mix together without any issue. Although mixing 10w30 and 5w20 is possible, it is not recommended. 5w30 is a multi-grade oil, on the other hand, sae30 is a monograde oil. While it is technically possible to mix 5w-30 and 10w-30 oil in a car, it is not recommended and could potentially cause problems. If your car is not capable of handling the cold thickness of 10W30, then it should not be mixed. CT. It is much better if the two oils are. But the resulting oil should still be at least a 5W. It is recommended for use at -13°F up to 95°F / -25°C up to +35°C (outside temperature). Still best to use the oil type weight recommended by the OM. The two motor oils will stay the same oil. Maybe it doesn't have enough oil. What oil should I use in my. As far as 0w20 versus 0w30, it will be basically the same weight cold, at startup. After a bunch of used oil analysis, the 30 weight starts at a 30, and ends at a 30. Please explain “that way”. You can do so for the same reason you can use 10w30 instead of 5w30 in most vehicles. However, 10w30 motor oil can be used in the Winter. The answer is yes; you can mix 5w20 and 10w30 oil. Jun 24, 2018. Nothing will happen if you put 10w30 instead of 5w30. Sep 11, 2012. The main difference between 5w20 and 10w30 Oil is that the 5w20 is thinner and more suitable for low-temperature conditions while the 10w30 is thicker which gives it better protection but also makes it less efficient in cold weather. Can you mix SAE 30 and SAE 10W30? You can mix straight weights like SAE 10 and SAE 30 or multi-grades like 10W30 and 10W40. I've been around here for a long time, but I find this to be somewhat perplexing. Can I Use 10w30 Instead of 5w30 in Summer. Adding 10W30 to your current mix is safe and will not cause your engine to run any worse. Am I going to be alright? Or should I drain and refill? I'm in North Carolina, and the temperatures are pretty cold. When the engine is excellent, 10w30 motor oil has a viscosity of 10w. However, we do not recommend doing it because every engine requires different oil viscosity to function efficiently at temperatures. It’s pretty much okay to mix 10w30 with 5w30. This is because both 10W30 and 5W30, meet the SAE standard for viscosity at engine operating temperatures. However, many car drivers have been doing this act, and they seem to be okay. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. Even the oil mix of the synthetic and conventional blend will show you no harm to your engine. The engine might be on its way out because of lack of oil. One common question that arises is whether it is safe to mix different oil grades, such as 10w30 and 5w30. The main difference between 5w30 and 10w30 is that the latter has a higher Viscosity Index (VI) than the former. This combination is indeed safe. Yes, you can mix 10W30 with 5W30. There are some rare cases where you have to mix them because you do not have any choice. Blends do not work that way. I never stated a way I intended the mix to work, but simply that it is 50/50 and here’s the report. Yes, I was running 10w30 in November and early december. whereas 10W30 oils are more suitable for cars that run throughout the year in higher temperatures.