If you're mixing the leftovers from 5qt jugs to use in your lawnmower, yes. Many cars and trucks use multi-grade oil, such as 5w30 and 10w30. Using two different oil weights in the same engine is perfectly acceptable in any of these situations. The engine oil will flow slower than 5w30 when it is cold. On the other hand, it has a hot viscosity grade of 20. 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 10W30 with 5W30. It's good to know that the HTHS of a quality straight 30 is 3. Mixing the oils can result in reduced lubrication because they have different viscosities. So for almost all of the vehicles of Chevrolet, they would require 5w30 motor oil. In the 10w40 we have 30. Posted on January 5, 2023 September 25, 2023 Author admin Tags accidentally mixed 5w30 and 5w20, can i mix 5w30 with 5w20, can i mix 5w30 with 5w20 synthetic, can you mix 5w20 and 5w30, can you mix 5w30 and 5w20, can you mix car oil, mix 5w20 and 5w30 Post navigationAfghanistan. Madiganistan/Chiraq. They are both oils that are generally safe for use in your car. IIt is not recommended that you mix 5W-30 and 10W-30 oil, given that they are formulated to be more effective at different temperatures. • 12 yr. . 5w40 and 10w30 engine oils have similar viscosity. . As far as 0w20 versus 0w30, it will be basically the same weight cold, at startup. Can you mix 5W-30 and 10w40? Yes, it is perfectly safe for you to mix 5W-30 and 10W-30 engine oils. I am responsible for oil changes in a variety of family vehicles and vehicles of friends and use Phillips Choice syn-blend oil 5w20, 5w30, and 10w30 which I have always heard is the same as the revered Motorcraft brand of syn-blend. Inside your engine, both oil formulations can withstand temperatures of up to 100°C/212°F. Different oil producers have different standards, and it is noticeable in the oil quality. Example 5w20 may have a cSt of 8. The only difference between the two oils is the low temperature point, with the 5W30 oil functioning slightly better than the 10W30 oil. Been running the Walmart Super tech 15w40 since 150k (0-150k = Rotella 15w40). valvoline or pennzoil high mileage should do fine and maybe stop the oil seepage and oil burning or for sure slow it down. That said, you can mix 10w30 and 5w-30, but it’s best to use one out of the two. Flow traits and viscosity directly vary with the temperature. 0w20 vs. This motor oil is used for internal combustion engines found in lawnmowers, motorcycles, powering cars, and another list of machines; how an engine works is accompanied by. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. Then we add that to the 8. Say we add a quart of 5w30 to 2 quarts of straight 30 weight. On the other hand, 10W30 oils have viscosity grades of 10W at lower temperatures and 30 at higher temperatures. All engine oils have a certain temperature range, across which they provide the best performance. SAE 30 is a single-grade motor oil that provides adequate lubrication to engine parts when operating under hot viscosity conditions. 5w30 & 10w30 have the same degree of viscosity at the same temperature, which makes them blend nicely together in your car. Can I Use 10w30 Instead of 5w30 in Summer. 5)/2 = 9. It said on the bottles that the synthetic and non-synthetic oils are. 10W30 vs 10W40, Differences #4: Fuel Efficiency Dynamics. Can You Mix 10w30 With Gas? Oil and gas from 10W-30 can be used in a 2-stroke engine. Heavey Equipment Mechanic. Just because the motor is small doesn't mean a thin oil is better. Oil is pretty much never what kills a small engine. At no cost can you mix 5w30 and 10w30. Some CI-4 oils may also qualify for the CI-4 PLUS designation. Check Vehicle Fit. For example, you could blend 5w 30 and 10w 30. Synthetic 5W-30 can be used in all temperatures. Mixing at a ratio of less than 1 qt of 0w20 to 3 qts of 0w30 likely won't make much difference at all. This problem can cause a bearing to go bad due to spinning. It will work great in your car in Georgia year-round. At operating temperature 5w30 and 10w30 are the same and can be mixed. While they are both designed to lubricate your engine, they have different viscosities, which can affect their performance. #1. Note: You can also read Can I Mix 10w30 With 5w30. 7 was due to excessive shear with 5w30s when the engine was introduced. There is no danger mixing synthetic and conventional motor oil. It slightly reduces fuel efficiency. In layman terms, your engine will be able to handle higher. In layman terms, your engine will be able to handle higher. 20W40 oils on the other hand work better at a bit higher temperature. #6. If you use 10w30 regularly in. The main difference between 5w30 and 10w30 is that the latter has a higher Viscosity Index (VI) than the former. It’s a common question with a simple answer: yes, you can mix 5W30 and 10W30 motor oil. 10w30. It also calls for HTO additive. However, if you do use 10w30 in a 5w20 engine, it may lead to several negative effects on your car –. The 30 rating is okay and the 10W wouldn't really matter much if you don't drive in cold weather. You can even use Pennzoil or Quaker State synthetics. If you only occasionally see temps in the lower 20F range, modern SAE 30 should be okay. It calls for 5W-30 motor oil. The 2008 to 2010 engines highly recommend staying with 5W30 but 10W30 isn't prohibited. As a result, you have the option of mixing the two oils. Find out the best oil additives, tips, and tricks to optimize your car's performance and efficiency. F-fan - As far as home brews go, 5W-30 with SAE 30HD should be a very practical mix. Cummins stipulates 20086 for you ride because of DPF and SCR issues. 7cst), so they are almost a 20-weight. Can you use regular oil in a generator? When it comes to lubricating your generator, synthetic oils are superior. Below 40°F and down to -10°F, use 10W-30. Your mix is a little thin, but both are high quality oils. Synthetic 5W-30 can be used in all temperatures. Uses of 5w30 & 5w40. 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. 5 + 10. 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. In a mild climate and an engine spec'd for a 30 grade in the first place it's the best choice IMO. To mix and homogenize 5W30 and 10W30 properly, firstly pour 5W30 oil into the engine and then add 10W30. The main reason for this is that the two oils have different viscosities, or thicknesses. Can you mix 5W30 and 10W30 motor oil? 5w30 and 10w30 are two of the most common motor oils. of oil to 1 gal of gas. The act is discouraged. In general, 5w-30 oil is best used for passenger cars, SUVs, and other cars that are not used for heavy-duty applications. Kohler, John Deere, Yamaha, Suzuki, Rotella, Delo, Delvac, Mercury Marine, Quicksilver marine, all suitable, all good oils, all come in 10W30. The code includes 0w40, 5w20, 5w30, 10w40, 10w30, and so on. If you use 10w30 regularly in your car, you won’t notice any difference in performance when switching to 5w30 for short trips. At operating temperatures, both oils will have the same viscosity (30) and will flow and protect identically. In winter weather the 0W oil will flow like a 0W oil, and the 5W will flow like. The higher the number, the less the oil will thin out in hot weather and vice versa. However, 5w30 is better than 10w30 because it has a higher viscosity, which means that it is thicker and more viscous. 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. Location. But, even if you pour in the 10w30 without removing the old oil, nothing would damage the engine, but you’d notice a significant drop in performance as the oils try to mix and flow. Though 5W-30 is more commonly used, 10W-30 isn’t far behind – and beats out 10W-40 in its overall usefulness. You can use 5w20 and 5w30 in your snowblower. If your winter temps rarely drop below 32F, modern SAE 30 is a viable year-round oil. Jan 30, 2015. In fact, according to many drivers and mechanics on different forums (including Bob is The Oil Guy), 5w30 is actually a better multi-grade oil to use on engines with “5w” specifications. So, due to viscosity, 5w20 is a thinner oil during operating temperatures, whereas 5w30 is thicker during. 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. Ontario, Canada. 10W-30: works well at all temperatures, and helps to make cold starts easier. More expensive to make so they charge slightly more. But refer to your owner’s manual for the best choice. Castrol told me it was between 10 and 30%. Additionally, while both options have similar high-temperature viscosity, 5w40 tends to be more versatile due to its thicker consistency. After all, Jiffy Lube ® knows oil. 5w30 is used for light-duty engines while 10w30 is used for engines which carry heavier loads. However, 10w-30 oils tend to have significantly lower volatility than 5w-30 oils. Manufacturer's Defect Warranty. 1 post · Joined 2017. It is safe to mix 5w20 and 5w30 as long as you follow some recommendations. So, can you mix 5W30 and 5W40 oil? Yes, you can mix both oils – they have the same low temp viscosity (5) rating and would flow evenly to the top ends. If your oil needs to be topped up, you are burning oil already so that the difference won’t cause any damage. High mileage oil works in a lot of cases where seals are the cause of the oil loss. of gas) to 50:1 (2-1/2-oz. 5W30 oil will flow better at lower temperatures compared to 10W30. If I was you though, I would just run the Valvoline VR1 5w-50 synthetic and not worry about trying to mix oils. It is best to use the same manufacturer and stay consistent with it. Above 32°F (0°C), use SAE 30. So whatever percentage of SAE 30 added is going to jack up the average above even what the 10W-30's normally run. Is it ok to mix the two? The engine is a 2008 2. 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?. As per API recommendations (1) for car engines, you can use 10W – 30 oil if the maximum. With so many different types of engine oils on the market, you might be wondering if it’s possible to mix two different viscosities, such as 10w30 and 5w30. The short answer is yes, you can use 10W30 oil instead of 5W30 oil in your lawn mower. As a result, many consumers can. If I was you though, I would just run the Valvoline VR1 5w-50 synthetic and not worry about trying to mix oils. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. 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. 731. If you’re wondering whether you can mix 5w30 and 10w30 oil, the answer is technically yes – but there’s a little more to it than that. I have a bit of 5w-30 oil left and I was wondering if I can mix 1 liter of 5w-30 to my 4 liters of 0w-20 oil. 5w30 is a thinner oil than 10w40. Viscosity. As you mention anything above 0F is ok. It cost $2 a quart more too. First, mixing. 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. There is no mention of the 15w40 motor oil for these engines, so it might be better to avoid it. 5w30 oil is an excellent option if you drive your vehicle in an area that experiences significant temperature shifts throughout the year. There’s one thing that you should avoid. However, this should only be a stop-gap until you get to your nearest oil change provider. “5w20” means the oil weight in cold temperatures is “5,” and in high temperatures, the weight is “20. 0TDI PD non DPF. Additionally, SAE 30 is a single-grade motor oil, while 10W30 is a multi. If you mix 2 quarts of 5W20 and 3 of 10W30, it will come pretty close to the viscosity of 5W30 which can ensure a good performance for your engine. At best, if you mix say a 10W40 and a 0W20, you will get a 10W30 at 50/50 ratio. Because of the differences in the two types. A mixture of two motor oils that have different viscosity and also have different weights is done by most drivers. High-quality synthetic 5W-30 oil is recommended. Yes, you can use 5W30 instead of 10W30 in a lawn mower, however the oil type, viscosity and quantity should be based on the manufacturer’s specification for the lawn mower. 0W30 has a lower viscosity than other types and will flow more freely in extremely cold weather -22℉ (-30℃) or lower. It impacts the resistance of the engine to oil flow. since there is no such viscosity) since those two oils. A lot of car drivers are saying that the act did nothing bad or harmful to their engines. If you. The reason behind diminished performance and reduced gaps lies in unmingled additives from different grade oils. Yes, you can mix 5w30 and 10w30 oil. If you're hoping to homebrew your own special blend of 2. The 10w30 motor oil can be good in high temperatures. The short story is that oils are all pretty much the same at temperature. On my daughter's oil consuming tercel, I add 1 qt of 20-50 Castrol HM to see if thicker. For example, my car specs either a 5w-30w or 10w-30 oil. The rest either became tarnish, or combusted incompletely& formed carbon deposits on the. Yes, you can mix 20w50 oil with 10w30 oil. Can you mix 5W-30 with 10W-30? In general, it is not recommended to mix 5W-30 and 10W-30 motor oils. roy1 Discussion starter. Cars that run hot do better with synthetic oil. As briefly answered in the intro paragraphs above, the simple answer is YES. #4. Sep 9, 2017. Can I mix 5w30 with 10w40? As posted above, mixing 5w0 will give you an oil that performs somewhat better in the cold than 10w40, but less good cold than 5w30, and that has a viscosity a bit higher than 5w30 but a bit lower than 10w40. Mixing different grades can have adverse effects, disrupting your engine’s performance, so it’s important to stick to the recommended oil grade for your vehicle. Yes, you can mix 10w30 and 5w30 engine oil. I believe the 6. Yes, you can without any problems. 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. Mixing Different Oil Grades Can You Mix 5w30 and 5w40. The only thing you will want to watch is when it gets colder. The act is not recommended, but it is not prohibited also. However, 5w30 is much thinner compared to 10w30. e. Every day, trained Jiffy Lube technicians help thousands of motorists select the right motor oil, and that includes choosing synthetic vs. CH-4 oils are specifically compounded for use with diesel fuels ranging in sulfur content up to 0. 10w30, on the other. 7cst), so they are almost a 20-weight. Both oils have the same base composition. Yes, you can mix 5w30 and 10w30 oil, but it is not recommended. If you want something thicker, you can use conventional 10W-30, which is very shear-stable and should be even thicker than synthetic 5W-30 and synthetic 0W-30 throughout the OCI. The reason for not wanting to use 5w50 is the reports of 5w50 oils eating rod bearings in these engines. This combination is indeed safe.