But only when both of them are at operating temperature. 7%. Take a close look at the viscosity numbers on the product data sheets. For example, if you usually use 5W-30 oil in your car, but you’re low on 5W-30, all you have is 10W-30. Personnally, I'd use straight 5w30 in the winter in Ohio. While the 5w30 would still flow well in high. Yes, you can mix them. Remember, this engine in an air-cooled engine many of the parts get localized heating. #6. 2 quarts, but no more than 4. The only difference between 0W30 and 5W30 is the viscosity rating when the oil is cold before the engine warms up. 10W-30 Engine Oil to find out which one is best for you. I run 5 30mobil 1 full synthetic in all mod motor cars. 5W-30 is best for the engine since it flows faster during the critical initial startup. As a rule of thumb, for a modern (API SM) SAE 30 I think if winter temps in your area routinely drop into the lower 20F range (or lower) you need to use 10w30 or 5w30. Indeed, your engine will be fine. The two oils have different viscosities, meaning they flow at different rates. However, there’s a higher chance that their blending will fail at the -35°C test. I was wondering is it ok to continue using 5w-30 Pennzoil Platinum Synthetic Motor Oil in my Yamaha F75 Outboard. However, oil consumption will be a bit higher. So, you can expect a 10W-30 rated oil to thin out faster than a 10W-40 rated oil in hot weather. In other words, it's far more robust than the 3. Technically, you can mix SAE 30 oil and 10W30 oil, but it’s generally not advised to do so. The short answer is yes, you can use 10W30 oil instead of 5W30 oil in your lawn mower. Q. Can I mix 5w20 and 10w30? It should be fine , considering the temps, and that the suggested oil viscosity is usually 5W-30, so two quarts of 5W-20 and three of 10W-30 probably come pretty close. Although 5w30 is less dense, their viscosity is similar, and their combination is perfect. The 30 rating is okay and the 10W wouldn't really matter much if you don't drive in cold weather. Yes, you can mix 0w20 oil with 5w20 oil. Just like mixing oil brands would change things that could affect. With what we’ve explained above, the simple answer is YES, you can mix 5w30 and 10w40 oil without bothering of any catastrophic engine damage. In a 5w30 engine, you can add 10w40 oil without seeing any major negative impact. Ford said that at -20F (-28C), conventional 5W-30 took 30 seconds to pump up to the valve train, while conventional 10W-30 needed 2 minutes. However, we do not recommend doing it because every engine requires different oil viscosity to function efficiently at temperatures. Castrol® GTX® High Mileage Motor Oil is a synthetic blend oil, for vehicles with more than 75,000 miles on the odometer. So, it’s better to choose the oil type wisely depending on. The first number (10w in 10w30) is how well the oil flows cold. such as mixing 5w20 and 5w30, using 10w30 instead of 5w30, and mixing 5w30 with 5w40. Nissan automobiles should be lubricated with 5w30 or 10w30 synthetic motor oil. Therefore, we can assure you that combining them is safe and won’t result in any significant engine issues. The same brands would mean that they are compatible in terms of their additives. I may run 10w30 in my Tacoma when the next interval is due. 7cst), so they are almost a 20-weight. Is 20W-50 thick oil? The “20W” indicates how quickly the engine will start when cold or in cold weather. Nebraska. 7%. If you are a practical person, just go ahead - after all it is your car. #3. Q. 1. 4L. 6 quarts. It improves fuel efficiency. Mixing 10W30 and 10W40 Motor Oils. Like engine oil, you can use multiple oils in the same engine if they are of the same synthetic type. 731. Can you mix 5w30 and 10w30? No, you can’t get any desired result by mixing both oils because both oils come in different grades. . I would recommend using the 10w30 engine oil as recommended by case. This is different than an oil labelled 5W30, which has a thinner viscosity when the engine is cold at 5W. and how it doesn't agree with these motors due to very tight clearances. Running 10W30 in addition to 5W30 will not harm your engine. Nope. 5W30 is a multi-grade oil with a viscosity ranging from 5 (lower) to 30 (higher). 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. But there is a difference in the density of both of these oils. For example, you can mix 5W-30 oil with 10W-30 oil without problems. Search for filter testings, motorcraft filters place really high beating some expensive filters. For older engines the new high milage oils are helpful. Temperature Range There are several critical aspects that readily depend on the functional temperature range. High mileage oil works in a lot of cases where seals are the cause of the oil loss. The other number is the weight of the oil and can’t be mixed. 5 + 10. Add to that, being synthetic is an extra margin of safety. The. Absolutely yes. Since this is used to blow snow, I doubt it gets a lot of use and probably will last a long time If you keep good oil in it and change it every few years. #4 · Apr 8, 2013 (Edited) I would not mix 2. SAE 30 is a single-grade motor oil that provides adequate lubrication to engine parts when operating under hot viscosity conditions. Yes, you can mix 5W-30 and 10W-30 motor oils without causing significant issues for your engine. 5w30 is rather compatible with 10w30. However, if you do use 10w30 in a 5w20 engine, it may lead to several negative effects on your car –. 5 then if U check the definition of oil by viscosity, U will see that 9. Jul 7, 2013. You can mix 5W-30 and 10W-30 engine oils, but it’s not necessarily ideal. You can only mix the same viscosity engine oil to get a safe mixture. Can You Mix 5W-20 and 5W-30? You can definitely mix 5W-20 and 5W-30, however, there are some caveats, not to mention the fact that there is really no advantage or positive reason for mixing the two. Although 5w30 is less dense, their viscosity is similar, and their combination is perfect. May 21, 2012. 5w30 vs. The viscosity of these two oils is very close; hence, they might mix perfectly inside the engine; so to say, it is okay to mix 5W30 with 10W30. At operating temperature 5w30 and 10w30 are the same and can be mixed. 5)/2 = 9. But you know which oil type will work better. 0. 5w30 oil is lower in viscosity and there is a small chance of the car not running. Yes, you can mix oil brands. But I would not mind or worry about mixing 4 qts of 0-20 and 0. This is because they essentially have the same viscosity at the same temperature, making them blend nicely. Heavey Equipment Mechanic. ZZ71 said: If the average temp in your area is between -10 F and 110 F 10W-30 is perfectly fine for your ATV per the Honda guides and probably better for it, less friction inside the engine. The answer is yes, you can use 5W-30 oil in your lawn mower. For instance, some automakers recommend against mixing synthetic and conventional oils. Originally posted by Ken2: Mobil 1 0W-30, 5W-30, and 10W-30 are basically one formulation, and 0W-40 & 15W-50 are somewhat different formulations. Tractionless1 said: I use 5w-20, that's what he manual recommends. Yes, you can mix 20w50 oil with 10w30 oil. On the other hand, the 0w30 motor oil will break down faster than the 10w30 motor oil. What is less (or not) predictable is the low temperature viscosity of 5W or 0W. Before mixing these you definitely should know that these are the oils that can’t be mixed. ago. Heavey Equipment Mechanic. (it will flow the same as cold 10w oil). If you mix together a 5w-30 and 15w-50, the more volatile 5w-30 is still going to evaporate at high temps, and the resulting mixture will probably not flow quite a well as a 10wt at low temps. All in all, be it 5w30 or 10w30, either is better for your vehicle. No one knows if the resultant mixture is better or worse than the unmixed oil without expensive and extensive testing. Apr 8, 2021. As the viscosities of 5w-30 and 10w-30 are ranked. 3 centistokes, and the 0W30 is between 9. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. So, you can mix any brand/grade/type of motor oil any time you want. If you use 10W-30 instead of 5W-30 in a vehicle designed for 5W-30, you may notice some differences in performance, particularly in colder temperatures. Viscosity is the level of a liquid’s resistance to flow. Despite the fact that their densities differ, these two oils are quite similar. If your tractor or truck calls for 20W hydraulic oil, it may be. Thanks to their close viscosity, mixing the two oils will have no damaging effect on the engine. For instance, if you have the SAE 30 engine oil, you can mix it with SAE 40. You can mix 5W30 and 5W20. The 10w30 motor oil will move slower than the 5w30 motor oil when doing cold startups. 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. 5w30 and 10w30 engine oils have close viscosity, and thus there is no harm in mixing them. These two oils only have a difference of five points on the scale, so mixing can be done successfully. 5w40 Subaru. If you mix two different oils with two different viscosities, you are doing something that is not recommended. You can also use the 0w30 motor oil that can also be used in winter conditions. Here’s a look at 10w30 and 5w30 and how they affect your engine. While it is possible to mix SAE 30 and 10w30 oils, doing so can impact the overall performance of your lawn mower. While they are both designed to lubricate your engine, they have different viscosities, which can affect their performance. 6,881. It is best to use the same manufacturer and stay consistent with it. My manual says to use 10w-30 but the local store always has 5w-30 heavily discounted and I have been using it. 10W30 vs 10W40, Differences #4: Fuel Efficiency Dynamics. As the viscosity of these two oils is very close, they will mix properly. The short answer is yes, you can mix 10w30 and 5w30 under certain circumstances. Yes, you can without any problems. It’s a common question with a simple answer: yes, you can mix 5W30 and 10W30 motor oil. There is no need to mix two Mobil 1 viscosity grades when one will do; however, we see no problem mixing different SAE grades of Mobil 1 Tri-Synthetic series motor oils. 9,808. We recommend you take a look at your. So you can use 5w30 motor oil for your engine because it is recommended and suitable. As a result, you will need a few quarts of 5W20 and one of 10W30. You don't want anything less that a 30wt in there. SAE 30 is significantly thicker and more viscous than 10W30, which means that it flows quite a bit more slowly in low temperatures. It will depend on your engine requirements and other factors. SAE 30 - Warmer temperatures, most common oil for small engines. If you want to strike a balance between the affordability of conventional oil and the benefits of synthetic oil, opt for a. 0TDI PD non DPF. 5 of 5-30 if it was newer. Bottom Line. Although mixing 10w30 and 5w20 is possible, it is not recommended. Signature Series and OE Synthetic Motor Oil share a similar base chemistry, and formulations of the same viscosity can be safely mixed. Mixing the viscosity of oils will not have any effect on the engine. People are running this in engines that call for 10W30, 5W30, 10W40, etc. This is because both 10W30 and 5W30, meet the SAE standard for viscosity at engine operating temperatures. Been doing it this way for 10+ years. February 17, 2022. We would like to show you a description here but the site won’t allow us. In fact, it is said Mobil 1 5w30 is on the thin side of the viscosity range so mixing with 1/2 10w30 can make it closer to LL01 specs. If you can easily find it in copious amounts, then I'd. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. 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. Yes, you can mix 5w30 and 10w30 without a second thought. A 10w-30 should have a 10w-30 viscosity whether it's conventional, synthetic, or blended. The only difference between the two oils is the low temperature point, with the 5W30 oil functioning slightly better than the 10W30 oil. However, it isn’t advisable to mix them. 0w20 or 10w30 motor oil would be recommended per the owner’s manual of a 2020 Chevy. Obviously, a 10W-40 is thicker than a 10W-30 at high temperature. The second number is the hot flow. The quick answer is that it is not a good idea to switch out 10w40 instead of 5w30. Thin liquids that flow easily, like water, have low viscosity. If John Deere wants you to use regular ol' motor oil (which is part and parcel of their specification), that's what you should use. Thanks to their close viscosity, mixing the two oils will have no damaging effect on the engine. No Doom and Gloom will result. Adding a 10W-30 to a 5W-30 should be fine for a top-up, but is not ideal for a complete service interval. Can you mix 5W30 and 5w40 oil? Simply put, you can mix 5W30 and 5W40; if your engine has been running with 5W30, upgrading to 5W40 won’t be any worse, and downgrading from. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30. You don't want to use 5w30 in a push mower, it'll just burn up, because it's so thin. at operating temperatures. Quaker State Advanced Durability conventional 10w30Afghanistan. Many have reported that they have not experienced any harm or harmful effects that the mixture did. 10w30 is rated for -15F easily. St. Pennzoil® motor oil is formulated with Active Cleansing Technology and is proven to protect engines in SAE 10W-30, 10W-40, 20W-50, 5W-20 and 5W-30 viscosities. Here’s a look at 10w30 and 5w30 and how they affect your engine. Which Oil Is Thicker: 5W-30 or 10w30? Both oils have a similar viscosity at 100 degrees Celsius but the 5w30 grade oil will thicken less than 10w30 grade oil in a cold climate. Conclusion . This is because the ISO specifications are broad, and they overlap with SAE weights in some cases. Drivers can get used to one car oil manufacturer because of certain properties. As mentioned, a lot of car drivers are already doing the mixing of both these oils. It’s worth remembering that 10W-30 has more density than 5W-30, so make sure you pour an appropriate amount when mixing. Both oils are formulated to protect against wear and tear on engine. 7, to get that you need at least 1. 4°C) and down to -10°F (-23°C), use 10W-30. • 12 yr. Onlinealias. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. They will blend perfectly. nt40lanman said: Synthetics don't flow any better in the cold than conventional oils. They will mix perfectly. 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. The choice between 10W30 and 5W30 engine oils may depend on factors such as the climate in your area, the age of your engine, manufacturer. 10W-30 could theoretically work in your area then as long as you don't plan to drive anywhere that goes below lets say 40 F. What You Should Know About Oil Thickness At Different Temperatures. I found no reason, period, to run a 15w40 for bearing protection, bio-diesel, or towing in the 6.