Similar to the Briggs & Stratton 30W, the SAE 5W-30 oil is another reputable option for any portable generator. You can do so for the same reason you can use 10w30 instead of 5w30 in most vehicles. They must have decided to go with the 5w-30 oil based upon how the majority of U. But generally, considering versatility, the 5w30 oil is superior to 10w30 oil. of oil to one gal. But, again, not all vehicles of one brand recommend only one motor oil. A mixture of two motor oils that have different viscosity and also have different weights is done by most drivers. 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. Where they differ is how they behave when they are are room temperature and colder (when the engine is starting). However, you can use 0w30 motor oil in times or places where the weather is freezing. 5W-30 10W-30 10W-40; Viscosity: Medium: Medium: High: Cold Climate: Good: Moderate: Fair: Hot Climate: Moderate:. It’s possible to put in 10w30 oil without removing the previous one, but you’ll notice a considerable decline in performance while the oils try to mix and flow. I sent an email to Castrol asking about mixing grades within the same brand and also mixing across their brands. Running Cold. 0w30 vs. And instead of just pouring the different oils into the engine for the engine to mix, it is a lot more fun to play Dr. Meanwhile, 10w-30 oil is recommended for trucks, towing vans, and other heavy-duty vehicles. August 29, 2023 / Leave a Comment / Engine Oil, Buying Guide / By Walter McGuire / 10 minutes of reading. 5, so equal parts give a cSt half way in between (8. Most oils will mix perfectly, provided they have a similar synthetic. 5 + 10. Navigating the world of engine oils can feel like traversing a maze, especially when you’re trying to determine the best choice for your lawnmower or generator. However, if you do use 10w30 in a 5w20 engine, it may lead to several negative effects on your car –. Mixing the oils can result in reduced lubrication because they have different viscosities. i have a 2006 Mercedes-Benz and when I got oil changed they put 5W/30 and they told me I had a slight leak in pan but the last 3 weeks have had to add 5W/30 every week and light is still coming on saying it's low, before I got oil changed it, I had no problems. Some CI-4 oils may also qualify for the CI-4 PLUS designation. 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. I'd probably stick to Royal. Yes, you can mix 20w50 oil with 10w30 oil. 5. This article clearly details the difference between these two oil viscosity ratings. In addition, the different viscosities can cause the oil to sludge, clogging up your. The “W” stands for winter, and it’s a measure of the oil’s flow at 0 degrees Fahrenheit (-17. Sep 9, 2017. Yes, you can without any problems. Yes, you can safely mix one brand of oil (e. A lesser-weight oil may often be used with a higher one. When you’re next able to, completely drain your oil and replace it with. 5w30 is a viscous fluid with an extensive range of temperature within -35 to 35 degrees celsius. Both oils have almost the same viscosity and the same operating range. SAE 10W-30 is far too thin to provide protection in a 2 cycle engine, and it contains the wrong additives. So I hit on the brilliant idea of mixing 10w30 with 20w50. regular oil and advising whether mixing motor oil is okay. Using oils with a higher viscosity increases the degree of strain on the oil pump. The engine will never notice the difference, and you or your friend won't either. Ie you can use 10w30 but swap to 5w30 at the next change. Pennzoil Platinum is a thin 30 or Valvoline Advanced also in 5w-30. 5w30 can be used in temperatures ranging from high to low. On my last change, I mixed a 5W-20 with an HDEO 5W-40 and then topped up a bit with some 5W-30. For example, can you mix 5w30 and 10w30 oil? Is mixing oil weights bad? In general, mixing oil weights is not recommended. In other words, it's far more robust than the 3. I'd buy all the 10W-30 I could, after getting the 5W-20. The other number is the weight of the oil and can’t be mixed. 7cst), so they are almost a 20-weight. 10w30 conventional oil will hold up better and last longer in use compared to a 5w30 conventional. The owner’s manual for your lawn mower lists the mixing ratio of gas to oil. Hi, I was curious as to the % of synthetic oil in the Castrol synthetic blend oils. Mixing 5w30 and 10w30 will bring zero advantages for you. On the other hand, the 5w30 is a motor oil with a higher viscosity than the 0w30. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. The 15w40 motor oil can be used in off-highway diesel equipment, farm. 10w30 – has a rating of around 5. These car drivers have reported no damages at all on their vehicles. 7cst), so they are almost a 20-weight. Personnally, I'd use straight 5w30 in the winter in Ohio. However, 5w30 is better than 10w30 because it has a higher viscosity, which means that it is thicker and more viscous. So if you mixed 5W20 and 5W30 engine oil or accidentally used 5w30 instead. 2l? Any name brand 5w30 or 10w30Any name brand 5w30 or 10w30for high-temp applications 10-30 is better than 5-30 as the smaller the difference between the two numbers the more stable the oil is. It is entirely safe and okay to mix 5W30 and 5W20. Dec 24, 2014. #4. Remember a powerful engine like the mustang 5. 5W20 oils have a winter viscosity grade of 5, which means that it is less viscous at extremely low temperatures compared to 10W30. When I start to accumulate too much oil, I have actually performed a full OCI with 5 qts of this mix. However, all the snowblowers are different and vary from brand to brand. The two oils are compatible and will not separate. You can go with 5w30 motor oil if the weather is cold. However, if you use these motor oil, the new viscosity will be higher than the 5w30 and thinner than the 10w40. 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. What Happens If You Mix 2 Different Engine Oils? Mixing two engine oil viscosities can reduce efficiency and performance as it is not the recommended oil for your car as. In a mild climate and an engine spec'd for a 30 grade in the first place it's the best choice IMO. AMSOIL 0W-30, 5W-30 and 10W-30 synthetic motor oils are ALL 30 weight oils. It is a multi-grade oil that is suitable for any type of outdoor power equipment. So you can use 5w30 motor oil for your engine because it is recommended and suitable. There is no problem using the new oils labeled "synthetic blend" if you were buying conventional before. There's been talk before of owners using too heavy of a wt. Thus, in colder climates, a 5W-rated oil would offer quicker engine protection during start-up. Blend 10W-30 with 0W-30. No one knows if the resultant mixture is better or worse than the unmixed oil without expensive and extensive testing. If your mower manual calls for a 5W-30 engine oil, using a 10W-30 oil is also acceptable. 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. 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. 10w30, on the other. SAE 30 is a single-grade motor oil that provides adequate lubrication to engine parts when operating under hot viscosity conditions. But there is a difference in the density of both of these oils. #3. May 19, 2009. Therefore, 5W-20 oils may provide slightly better fuel economy compared to 10W-30 oils. 226 posts · Joined 2007. Find out the best oil additives, tips, and tricks to optimize your car's performance and efficiency. Just like mixing oil brands would change things that could affect. 731. This means that it is a multi-grade oil that can perform well in a range of temperatures. 10w30, on the other hand, has different properties from the 5w30. Dec 17, 2016. 5w30 motor oil, the 20 indicates that the oil has a lower viscosity and is thinner at higher temperatures. Thinner than Delvac 1300 15W40 3. Feb 2, 2006. 1. You should be alright. I have the following all in the same 5w40 spec. However, the former has a faster rate of thinning compared to the latter when temperatures increase. If they are of the same synthetic type, they can mix together without any issue. If you do this a lot, make sure it's the same formulation. 5w30: This type of oil is generally recommended for passenger cars, SUVs, and other light-duty vehicles that are not used for heavy-duty applications. oil is the most overrated issue i am aware of. 10W30 motor oil can also reduce. They will mix perfectly. As you mention anything above 0F is ok. As briefly answered in the intro paragraphs above, the simple answer is YES. Additionally, all of them are identically viscous at all degrees. Viscosity is the level of a liquid’s resistance to flow. To better understand, in a 5W-30 oil, the "W" stands for winter performance. #15. You can use 5w20 and 5w30 in your snowblower. 3 to get the second number. Additionally, the mixture of 5w30 and 10w30 could lead to various issues. Every 40 weight I put in was in the 30 weight range. However, using thicker oil than recommended will put more stress on the engine resulting in premature wear of engine parts and poor fuel economy. If you're mixing the leftovers from 5qt jugs to use in your lawnmower, yes. First, 5W-30 and 10W-30 are made to meet the. Since the viscosity at higher temperatures is 30 for both, it is best to swap 5w30 for 10w30 during the warmer months. 0TDI PD non DPF. This is how you can tell which engine oil is better: how thick it is. If this is indeed the case (you end up with a mix of baseballs and basketballs) I do not see the benefit of mixing i. R. Have an oil change coming up. 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 5w30. Winter-grade oil stays thin even as temperatures drop, which means it will flow straight to the engine. If you are in that part of NorCal where it's truly -10 or more, consider M1 AFE 0w-30. 5w30 and 10w30 engine oils have close viscosity, and thus there is no harm in mixing them. For example: Valvoline Maxlife Synthetic. Mixing one quart out of six doesn't seem like enough to degrade cold flow to take a 0W to a 5W. Since the thinner 5w20 oil lower combustion range of -30° to 35° Celsius. It is a thinner oil when operating at lower temperatures. Plus, both of them have the same viscosity at temperatures. Oil VI determines how much the viscosity of an oil changes when the temperature changes. However, your car may not function the same in colder temperatures. Pros and Cons of 5W-30 and 10W-30 Oil. If your winter temps rarely drop below 32F, modern SAE 30 is a viable year-round oil. As a result, many consumers can. So, due to viscosity, 5w20 is a thinner oil during operating temperatures, whereas 5w30 is thicker during. 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. Is 20W-50 thick oil? The “20W” indicates how quickly the engine will start when cold or in cold weather. I found no reason, period, to run a 15w40 for bearing protection, bio-diesel, or towing in the 6. 10w40 oil is a thicker oil than 5w30. They’ll mix seamlessly. I wouldn't want *any* 50w basketballs in there. The engine. After all, Jiffy Lube ® knows oil. Over the last 3/4 years I have gathered a few 1l bottles of oil from various places. The “w” stands for winter, indicating how the oil performs in cold weather, while the numbers represent the oil’s viscosity at higher temperatures. 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. 10w30 is denser as compared to 5w30. It will thin it down, as long as your using the same brand, the chemical make up of the oils should be the same. If you mix 5w20 and 5w30 engine oils, you won’t be getting the full benefits of either oil. ”. First,. In fact, race teams that use Mobil 1 regularly mix 10W-30 with 15W-50 to achieve the desired blend for the particular temps and race duration. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. C. Can You Mix 10w30 With Gas? Oil and gas from 10W-30 can be used in a 2-stroke engine. e. If you use 10w30 regularly in your car, you won’t notice any difference in performance when switching to 5w30 for short trips. A thinner oil like 5w30 can fix both issues at a low cost. What does 5W 30 stand for? Will 5w20 hurt a 10w30 engine? What happens if you put conventional oil in a car that requires synthetic?. Your vehicle’s engine will not fall apart if you mix and match different oils, especially if you need a top-up. The only thing some would recommend is try to keep the mixing to the same brand as supposedly the additives can differ from one brand to another. 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. Manufacturer's Defect Warranty. Synthetic oil is a blend of different oils, so it is not pure like conventional oil. For Jeep, you can use 0w20 motor oil or 5w30 motor oil, depending on your car model. It calls for 5W-30 motor oil. So, the main point is this; you can use 5w30 instead of 5w20 for your Jeep and not notice any significant change in how your engine works. 5W30 is a multi-grade oil with a viscosity ranging from 5 (lower) to 30 (higher). From Shell. First, it’s important to understand the numbers in motor oil grades like 5W30 and 10W30. 2465 posts · Joined 2010.