2014-2010 — 5w30, 5w50; 2004-1999 — 10w30; Frequently Asked Questions. I switched because the 10w-30 isn't consumed the way the 5w-20. As the first portion of the grade number describes thinness, we can see, 5W30 is thinner than 10W40. So, due to viscosity, 5w20 is a thinner oil during operating temperatures, whereas 5w30 is thicker during. What can I use instead of 5w30? 10w30 is thicker than 5w30 because it has a higher viscosity in low temperatures. Using 10W30 in an engine designed for 5W30 can affect the engine’s performance, fuel efficiency, and longevity. Can 5w30 be used instead of 5w20? Both 5W-20 and 5W-30 oils can be appropriate for high-mileage engines; however, following your vehicle manufacturer’s recommendations is crucial. This article is a must-read for those who want to fully comprehend the implications of switching between these two oil types. While the cold weight isn’t significantly different, the difference in the warm weight means that the 5w30 oil will be thinner. Until that time, you should use 10W. Final Thought on Mixing 5w20 & 5w30. While both oils share many similarities, they differ in viscosity ratings, which can impact engine performance in different temperature conditions. For whatever reason, I'm using 5w30 synthetic oil and have zero oil consumption issues and extending oil changes with 115k miles on an '03 vehicle with a 3. If your truck or car recommends 5W-30, that is the oil you should use. It is thicker than 5W-20 and protects the engine better. 10w30 is optimal in a hot engine up to 212℉. Nevertheless, if you notice unusual signs after pouring 5w30, it’s advisable to drain it completely and continue with the recommended 5w20. Additionally, the mixture of 5w30 and 10w30 could lead to various issues. For people who buy a new car, it’s best to use 5w40 oil instead of traditional 10w30. #25 · Nov 29, 2009. I remember when GM and all the other major carmakers made the switch to recommending 5w30, they claimed it was also beneficial in the summertime since the oil would flow faster to the top end of the engine. What really makes a difference is that 5w30 increases the life expectancy of the engine of your car by a lot, more than 10w30. Always refer to the vehicle’s owner’s manual to ensure you’re using the recommended oil grade. Today, I personally don't see the point in a passenger car. 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. In warmer regions, the thickness of 10W30 will make it easier to flow. For the 5w20 motor oil, the twenty indicates that the motor oil has a low viscosity and is also thinner in high temperatures. You will not see a immediate failure if you mix the oils, but it will cause premature wear. You can use 10w30 instead of 5w30 oil since both meet the SAE standard for viscosity at operating temperatures. In fact, the viscosity difference between 10W30 and 5W30 is essentially neglectable. 3) This oil is less likely to leak than 5w30 oil. In cold weather conditions, where lower temperatures prevail, a less viscous 10W30 oil may perform efficiently. Other 5w20 oil types won't be as good for your Hemi engine. I know Briggs has totally revamped their recommendations to use 5w30 synthetic, 10w30 but doesn't specify which conventional or synthetic, they also list their 15w50 for the hottest temperatures. So if you think about it 10w30 is only thicker for the roughly 10 minutes it takes the oil to come up to operating tamp. On the other hand, the 10w40 motor oil’s viscosity is forty (40) in high temperatures. so any advice what to use because i read the last piece of your article about the new engines. Table of Contents show. As a result we can say. Armchair lawyers are going to tell you that Magnuson Moss Warranty Act puts it on the manufacturer to prove that your use of the 5W-30 caused any potential issue. High temperature: You need an oil that can easily hold up to the heat. So, we can see, 10W40 is thicker than 5W30. 0. Does it matter if I use 10W or 5W?On the other hand, 10w30 offers better performance during summer and higher temperatures. As per API recommendations (1) for car engines, you can use 10W – 30 oil if the maximum. In 5w30, 30 represents the viscosity in high temperatures. While it may be tempting to use 5W30 instead of 10W30 in your lawn mower, it is important to note that this is not recommended. 8 quarts. #2. Yes, you can use 10w30 instead of 5w30 in most cases. Can I Use 10W30 Instead Of 5W30. #1. 3 to 12. Sometimes thicker oil is even recommended in higher mileage engines, although I believe the jury is still out on it. This is how you can tell which engine oil is better: how thick it is. Your car manufacturer’s recommendation notwithstanding, mixing 5W20 and 10W30 won’t cause any harm to your engine. So you’ll just experience a little issue in freezing temperatures. Generally, it is recommended to use a multigrade oil like 5W30 or 10W30, which has the ability to flow easily at cold temperatures, yet which can maintain film strength at. If you don’t want to risk voiding your car’s warranty, changing or mixing oil can save you a fair amount of money. Jan 27, 2012. Tom. 10w-40 has given me many many miles of service free driving. S. Before we reach to the answer of “Can I use 5w40 instead of 5w30”, you need to know the major differences between these two. You can use 10w30 instead of 5w30 oil since both meet the SAE standard for viscosity at operating temperatures. The second viscosity rating is how thick the oil is at operating temperatures, which here in both cases is 30, the same. 5w30 oil, on the other hand, is thinner and designed for use in colder temperatures and lighter engine loads. Synthetic 0W-30 will be shear-stable and retain its 30 weight, unlike conventional 5W-30, which shears to 20 weight. I also add lucas stabilizer. SAE 30. So, if you are looking for an oil that lasts longer, you should consider the 10w30. 10W30 may not perform well in the cold weather, but if you replace it with synthetic 5w30, it will perform awesomely. 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. I can purchase the Euro spec oils in 5W30 or 0W30 but they cost 3x the price of the 0W40. However, starting wear of up to 80% is possible. If your motor oil will be in the engine during winter, use 5w30 motor oil. Details. And I know other people can say the same thing about their 0w-20. It is always recommended that you use this oil if suggested by the user manual to achieve better fuel economy. Yes, you can use synthetic 5w30 oil instead of 10w30 oil in a lawn mower. 5W-40 won't hurt, and if you really want to try it, go ahead. Due to their distinctive weights, these two oils flow at varying rates, but this discrepancy isn’t great enough to harm your engine. SAE 30, for example, is one of the most common types of high-quality motor oil available, and it can also be used on lawn mowers and cars. Spread the love. Here, the lower the number, the thinner the oil. Due to their common winter viscosities, there are unlikely to be any differences in the cold temperatures. It's good to know that the HTHS of a quality straight 30 is 3. New Jersey. At the same time, 5w-30 oil is typically used in warmer climates, making it better for engines that run at higher temperatures. So, if you’re looking to save a few bucks, using 5W-30 oil in your lawn mower is perfectly acceptable. This is because the ISO specifications are broad, and they overlap with SAE weights in some cases. F. Can I use 10W-30 instead of 5W-30? The only reason to choose 10W-30 is the price. A lot of guys, as their. The first number, 5, represents the oil’s thickness or viscosity in low temperatures. Engine oil 10w30 instead of 5w30. GuzziMoto. Now I'm back to 10w30 and there are no leaks at all and the oil pressure guage is back up to the middle of NORMAL. The blend can provide adequate performance in moderate temperature conditions. The difference would be as the oil is warmed up, like in a running engine. Nothing serious can happen that is worth worrying about. We've got 10w-30 by accident during the manual. In summary, you can use 5w30 oil in your lawn mower, but it is not the best option. 10W40 oil is more viscous in hotter weather. With 10W-30, you're gonna find a lot of metal shavings at the bottom of the oil pan. Can I Use 15w40 Instead of 10w30 in Diesel Engines? The lower the number before W, the thinner the oil viscosity. The heat of the summer can cause thinning out of the engine oil, so using a thicker grade will provide enhanced protection for your engine's components. But, 10w30 is not ideal for the snowblower engine. You can use the same amount of 5w30 or 10w30 motor oil in your car at operating temperature because they are both thirty-weight oils. May 19, 2009. Coming to 5w30 Oil, this is also great for the winter season. Related: Can I Use 10w30 Instead of 5w30? 10w30 vs 5w30 Engine Oil. The “10” in 10w30 means that the oil is thicker in cold weather than 5w30. This will shorten the functional life of the engine and compromise its performance. The ‘5’ in 5W-30 oil represents a slightly higher cold-temperature viscosity rating compared to ‘0W’. Comparison Parameters. While there's nothing wrong with following the manufacturer's recommendations (especially under warranty), the same logic that causes someone to use 5w30 in the winter can be extended to using a 0w30 year round. 5w40 motor oil has a winter viscosity grade of five, for example. The 2022 5. This blog post will clarify the confusion and explain the difference between these two. If it tells you to use 5W30 only, then you shouldn’t switch around to using 10W30. At best, if you mix say a 10W40 and a 0W20, you will get a 10W30 at 50/50 ratio. This means it flows more easily at lower temperatures. Synthetic 5W-30 can be used in all temperatures. Denotes. When to use 5W-30? This oil is better suited for cold temperatures, thanks to its low viscosity it can work in freezing temperatures and provides good oil flow and lubrication. And when the weather is cold, 10w30 will circulate and help your engine get started a lot quicker. The recommended viscosity. It has a low viscosity of five, and the high viscosity is forty. #2. (Ariens AX LCT 291cc) Seems like everywhere I look, people are using and recommending 5w-30. NJ. The only difference between these two oils is cold flow ability: a 10w30 oil will move slower than a 5w30 oil during cold startups. Synthetic 5W-30 can be used in all temperatures. If you're in a high ambient market consider 10w-30. No, sae 30 cannot be used instead of 10w30. Use SAE 10W-30 for a wide range of temperatures between 0 and 100 °F (-18 and 38 °C). Briggs & Stratton mowers added 5w30 synthetic to their recommended oil for covering. Out of curiosity, I dumped the ML 5w20 early and refilled with ML 10w30 (latest formulation), which has a NOACK of 10% and a VI of only 140. And when it. Among those reasons, the working temperature is a factor. So, you may be wondering if you can use 10w30 instead of 5w30 in your vehicle. The RX350 uses the 2GR-FE engine (the 3. This changes how well the two oils work. The 40W hot visc is a complete non-issue. R. Roller cams like the lighter weight oils, but with age, it doesn't hurt to step up to 5W30, particularly in the hotter regions in the country. 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. There is no mention of 0w20 motor oil and 0w30 motor oil for Nissan engines. What's strange is that 5W40 is recommended instead of 5W30 or 0W30. 10w30 motor engine oil is suitable for heavy-duty engines. The only difference between 0W30 and 5W30 is the viscosity rating when the oil is cold before the engine warms up. 5w30 is rather compatible with 10w30. Basic answer is, if your still under warranty, you better use 12W-30 or vyou will void the warranty. Jan 7, 2021. There is a small benefit of using a 10W instead of a 5W oil in that the 10W will normally have less viscosity improvers in it. The recommended viscosity for jeep vehicles is. For your 10w30 engine, you can use 5w-30 oil with a. 5w30 Vs 10w30 Differences in Engine Oil Viscosity. Nevertheless, if you encounter an extremely cold weather, it is recommended to warm it up for at least 30 seconds before you drive. Most of these people live in places that aren't typically in that . Can I use 5w30 instead of 5w20 in my Honda. However, it is crucial to check your vehicle’s owner’s manual to ensure that 10w30 is the correct weight for your car. F and it is NOT recommended for "sustained high speed driving", and even the 5W-30 is only recommended for temps. In comparison, the 5W20 oil range is -31°F to 68°F, while 5W30 is rated for -31°F to 104°F. 5W30 is a multi-grade oil with a viscosity ranging from 5 (lower) to 30 (higher). Since the viscosity at higher temperatures is 30 for both, it is best to swap 5w30 for 10w30 during the warmer months. The first thing to notice is that the 5W-30 engine oil is a higher viscosity oil than the 0W-30. But in the summer it does get interstate runs in 100 degree weather. 000 km on it. Mixing the viscosity of oils will not have any effect on the engine. In this blog post, we will clear up the confusion and explain the difference between these two motor oils. Spread the love. The main difference between 10w30 and 5w30 lubricating oil is their viscosity. Can I Use 10W-30 Instead Of 5W-30 Motor Oil? If it’s a recommended viscosity oil for your engine, then yes. One year, I had some 0W30, and I used that. 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. I live in GA. straight 30 mineral oil. Sep 23, 2015. See moreCan you use 10W-30 instead of 5W-30? So the answer you’ve all been waiting for. 5w30 motor oil is recommended for light-duty engines, whereas 0w30 can be used in SUVs, small vans, and tractors. The hot viscosity (100 degrees C) for the 0W20 is between 5. Synthetic SAE 5W-30: Best protection at all temperatures, improved starting with less fuel consumption. the 5w vs 10w is more about the cold temp when the oil clouds then gells into a thick honey. But if you compare 5w30 with 5w20, 5w30 lubricates better than 5w20 in summer. Yes, you can use 5w30 instead of 5w20 in your ford car. Yes, you can use 10w30 instead of 5w30 engine oil. There are different types of oils. For dino in summer time, 10w30 is better than 5w30 simply due to the fact that it has less polymer (assume both grades use the same base oil). The 5w30 has more viscosity index improvers vs the 10w30 so technically the 10w30 would have more oil that lubricates the engine. #12. 10w30 engine oils. Manual states 5w20 (also on oil cap) for MDS to operate normal.