The downside to 10w30 is it can be had in some low quality lubes, so make sure you go for a quality. 10w30. Absolutely yes. I've used 5w20, 5w30, 0w30 and half quart of 5w40(with 0w20) Anything higher than 0w20 I've noticed I'd lose 20-40 miles per tank, and my car. Yes, you can mix 5w30 and 10w30 oils. I would recommend using a 5w30 oil. 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. It is advised that 5w20, 5w30, or even 10w30 motor oil be used in some Chevrolet engines in summer. It is not recommended. The 15w40 motor oil can be used in off-highway diesel equipment, farm. Besides, according to the PSC oil viscosity comparison chart, ISO 100 is equivalent. The short answer is: Yes, you can mix the two oils. Drivers can get used to one car oil manufacturer because of certain properties. Just be aware that your engine may not get the full benefit of the thicker oil during warm weather operation. #9. If you live in a region that experiences temperatures below -20 degrees Fahrenheit, however, you should use 5W30 engine oil. You can mix 5W-30 and 10W-30 engine oils, but it’s not necessarily ideal. Q. If you are a practical person, just go ahead - after all it is your car. Let’s look at 5W-20 vs 5W-30 again. #3. November 21, 2023 by Ugo Anums. Mixing the two oils together can cause the oil to break down and lose its ability to lubricate and protect your engine. 5w30 is a thinner oil than 10w40. 1. are what kill them. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. 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. 10w30 – NOACK volatility rating that clocks in at 7%. 1 quart Mobil 1 10W-30EP, 1 quart Mobil 1 10W-30, 1 quart Valvoline Synpower 5W-30, 1 quart Super Tech 5W-30 synthetic, 1 quart Quaker State. However, the difference in viscosity between the two can impact engine performance, particularly in specific temperature conditions. Probably any name brand 5w30, 0w30 or 10w30 will work great. 5w30 and 10w30 engine oils have close viscosity, and thus there is no harm in mixing them. 5W-25 for a car you actually care about, I wouldn't. I may run 10w30 in my Tacoma when the next interval is due. The days of lubricants of the same application, type, and class fighting with each other are within reason, history. 1. But it's not a good idea because different brands have proprietary or special additives. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30. You can run 5W-30 year round. Onlinealias. A 10w-30 should have a 10w-30 viscosity whether it's conventional, synthetic, or blended. -Use SAE 30 in warmer temperatures of 40° F and higher (5° C and higher) -Use SAE 10W-30 for a varying temperature range of 0 to 100° F (-18 to 38° C), this. The recommended viscosity for jeep vehicles is 0W20, 5W20, 5W30, or 10W30. To conclude, you can mix 5W20 & 5W30 provided that they’re from the same brand and API. Temperature Guide for Oil Types. Michigan. If your mower manual calls for a 5W-30 engine oil, using a 10W-30 oil is also acceptable. 5w30 and 10w30 engine oils have close. 10W30. Both are the same viscosity at operating temperatures. C is for compression ignition engines S is for spark ignition engines. 7, to get that you need at least 1. In layman terms, your engine will be able to handle higher. Merely, it’s easy to understand that the lower the. 2. At no cost can you mix 5w30 and 10w30. I would recommend using the 10w30 engine oil as recommended by case. If you mix two different oils with two different viscosities, you are doing something that is not recommended. Yes, you can use 5w30 instead of 5w20 in your ford car. However, both of the oils can withstand temperatures up to 100 degrees. You can’t mix between regular/synthetic blend/full synthetic but mixing weights, especially if they’re by the same manufacturer, is no problem. 0W-30 and 5W-30 is only a $3 difference. For example, if you own a passenger can or any other modern-day vehicle, the fluid 10w30 will be more suitable. However, since 5w30 and 10w40 have different viscosity and weight, it is advisable to mix them in equal quantities; that is to say, 50% of 5w30 to 50% of 10w40. This combination is indeed safe. The numbers are just a viscosity rating. 7cst), so they are almost a 20-weight. The higher the number, the less the oil will thin out in hot weather and vice versa. A. 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. In addition, the different viscosities can cause the oil to sludge, clogging up your. 10w30 is rated for -15F easily. The engine will not work correctly, and if you use the mixture for a long time, the engine will be significantly damaged. 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. While there are no apparent damages to your engine by using the blended mixture of 5w30 and 10w30, you have some. High viscosity oil is best. Yes, you can mix 5w30 and 10w30 without a second thought. Can You Mix 10w30 With Gas? Oil and gas from 10W-30 can be used in a 2-stroke engine. #3. The difference is the viscosity of the oil at low temperatures. #4 · Apr 8, 2013 (Edited) I would not mix 2. Been doing it this way for 10+ years. Both these two engine oils will act similarly. You’ll want a HTHS of at least 3. So, if you’re looking to save a few bucks, using 5W-30 oil in your lawn mower is perfectly acceptable. 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. New Jersey. The 5w40 motor oil indicates the weight and the viscosity of the engine. Can I use 0W-30 instead of sae30? A: NO, this is NOT the same as 0W-30 oil. First, make sure that your vehicle can use either type of oil. Plus, both of them have the same viscosity at temperatures. 731. The 5W-20 will remain a little thinner at operating temperature, as indicated by its lower “20” number, while 5W-30 will provide a slightly thicker lubricating film. When cold, takes 10 seconds to flow through a specific sized tube, or 30 seconds when hot. Master Tech at my local dealer, who works on most M5/Z8, said to use 5W-30 - should be just fine for S62. This is because they essentially have the same viscosity at the same temperature, making them blend nicely. 7%. 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. There are no significant damages or problems that you will have to deal with. However, it isn’t advisable to mix them. Stick with synthetic oil. So, it’s not suitable if you mixed 10w30 oil with 5w30. 7 was due to excessive shear with 5w30s when the engine was introduced. The answer is yes, you can mix 5w30 engine oil with 5w40 engine oil as long as the weight of the 5w30 engine oil is greater than the weight of the 5w40 engine oil. Even though it is possible, it is not suggested that you combine 0w3o with 5w30 oil. 5w30 – 5w-30 counterpart registers 9. I think your plan for mixing 10w30 and 20w50 VR1 is OK for getting a high-zddp oil with reasonable cost and effort. Common grades include 0w20, 5w30, 10w30, and 15w40. But I would not mind or worry about mixing 4 qts of 0-20 and 0. Jan 7, 2021. If you reside in a colder region, it is always advisable to use more 5w 30 oil, which is thinner and can quickly flow through the engine in colder temperatures. Yes, you can mix oil brands. Engines on most outdoor power equipment operate well with 5W30 Synthetic oil. 4°C) and down to -10°F (-23°C), use 10W-30. and how it doesn't agree with these motors due to very tight clearances. So, it is best for vehicles running in cold climates to use the 5W30 since it is thinner than the 10w30. 10W-30: works well at all temperatures, and helps to make cold starts easier. Yes, you can safely mix 5W20 and 10W30 engine oil. 5w30 is a viscous fluid with an extensive range of temperature within -35 to 35 degrees celsius. Thanks to their close viscosity, mixing the two oils will have no damaging effect on the engine. I found no reason, period, to run a 15w40 for bearing protection, bio-diesel, or towing in the 6. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30. The “w” stands for winter, indicating how the oil performs in cold weather, while the numbers represent the oil’s viscosity at higher temperatures. 10w30 Nissan. 10w30 vs 20w50 Chevrolet . Although 5w30 is less dense, their viscosity is similar, and their combination is perfect. #6. 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. Can I add 5W30 to 10W40? Yes, you can add 5w30 to 10w40. What is the difference between engine oils 0w-30, 5w-30, 10w-30?. 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. 10W30, in this context, is superior to its 10W40 counterpart in offering. You'll find most SAE 30's run 11 to 12 cSt @ 100C. It is possible to combine 5W-30 and 10W-30 engine oil, but it isn’t necessarily the best option. By the time you finish reading this guide, you’ll know under what circumstances it’s a good idea to attempt mixing regular oil. When you mix them, it can’t serve the engine needs in winter. 0l/ 4. But for the guide, you can use 5w40 motor oil in starting your engine in low temperatures. As the viscosities of 5w-30 and 10w-30 are ranked. We would like to show you a description here but the site won’t allow us. It is denoted by a combination of numbers and letters, such as 5w30 and 10w30. Now, let’s address the question of whether you can mix 5w30 and 10w30 oils. 10w30 can also be used. Jan 22, 2016. When the engine is excellent, 10w30 motor oil has a viscosity of 10w. Jun 24, 2018. It slightly reduces fuel efficiency. They are both oils that are generally safe for use in your car. But it’d be best to mix oils from the same brand – the additives won’t be too different, so the oils will have better chances of mixing properly to deliver the best possible results. The rest either became tarnish, or combusted incompletely& formed carbon deposits on the. While it is possible to mix SAE 30 and 10w30 oils, doing so can impact the overall performance of your lawn mower. Mixing 5w 30 with 10w 30 is permissible as long as the ratio is appropriate, but it is not recommended by most vehicle manufacturers. If they are of the same synthetic type, they can mix together without any issue. 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. Germantown TN 38138. 3, Ur 5w30 might be Cst 10. Compared to conventional oils, synthetic oils offer superior protection for small engine vehicles. Motor oils can be different from how thick or thin they are. Can I mix in 5w-30 oil with 10w-30 oil? Yes. This means it will have a free flow at a lower temperature compared to 10W30. After a bunch of used oil analysis, the 30 weight starts at a 30, and ends at a 30. The direct answer is yes, you can. ") either of the Phillips Choice 5w20, 5w30 syn-blend oils sounds fine to me. (Explained) Can I mix 5w30 with 10w30? Well, many drivers often think it is good to pour 5w30 oil with 10w30 oil. Synthetic 5W-30 can be used in all temperatures. You can do so for the same reason you can use 10w30 instead of 5w30 in most vehicles. The 5w30 oil will thin out the 5w20 oil and won’t flow as well in cold weather. Adding a 10W-30 to a 5W-30 should be fine for a top-up, but is not ideal for a complete service interval. Mines the 2000, MB S500. such as mixing 5w20 and 5w30, using 10w30 instead of 5w30, and mixing 5w30 with 5w40. While the 5w30 would still flow well in high. However, this should only be a stop-gap until you get to your nearest oil change provider. Yet, you should be aware that 10w30 is denser than 5w30, though they are similar in viscosity oils and can make a perfect combination. The concern often centers around potential engine damage, but when it comes to oils of similar viscosities, there is no need for worry. Can I use 0W-30 instead of sae30? A: NO, this is NOT the same as 0W-30 oil. DO NOT use automatic transmission fluid (ATF) - that fluid is NOT compatible with the oil that's in there now, and it may even wreck your seals. Heavey Equipment Mechanic. The 10w30 motor oil is suitable for engines using advanced fuels such as biofuel and biodiesel. However, if you use these motor oil, the new viscosity will be higher than the 5w30 and thinner than the 10w40. ; Viscosity differences – Blending oils with very different viscosities can alter lubrication. But you can use the 10w30 on the diesel engine as well. The. 10w30, on the other hand, has different properties from the 5w30. of gas) to 50:1 (2-1/2-oz. The discrepancy occurs when there is a sharp difference in the viscosities of two fluids that retards the thorough mixing. 5 cSt so I would mix those two 50/50 which would give you roughly 11. If it, however, is a mixture of the wrong grades of oil. You WILL NOT get a 5W by mixing a 10W and a 0W. And when the weather is cold, 10w30 will circulate and help your engine get started a lot quicker. Nevertheless, if you notice unusual signs after pouring 5w30, it’s advisable to drain it completely and continue with the recommended 5w20. 0. #3. Let’s take a closer look. But the resulting oil should still be at least a 5W. Additionally, the two oils have different additives. Standing in the middle of this comparison, 5W30 has a higher viscosity than 0W30 but lower than 10W30. The short story is that oils are all pretty much the same at temperature. The engine oil will flow slower than 5w30 when it is cold. DS 30-weights are very thin (9. Learn which one to choose for your climate. We add our unique high-performance additives which gives Pennzoil its distinctive amber color. 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. People are running this in engines that call for 10W30, 5W30, 10W40, etc. However, your car may not function the same in colder temperatures. For instance, some automakers recommend against mixing synthetic and conventional oils. Madiganistan/Chiraq. 10w30 – NOACK volatility rating that clocks in at 7%. But as both are synthetic oils and work almost similarly so, you can mix them well for your. So if you want to mix 20w50 oil with a 10w30 oil or if you have to, you can mix them both up. Sep 9, 2017. . Today’s multiple viscosity oils work with a wide range of ambient temperatures. Remember, this engine in an air-cooled engine many of the parts get localized heating. The final viscosity at high temperature will still be a 30-weight. 10W30 vs 10W40, Differences #4: Fuel Efficiency Dynamics. I used M1 5W30 in my mower with the Honda 160GCV consumer grade engine from purchase in 2000 until last year, when I ran out of my old formula M1 SL.