If you make a purchase through any of the links, I may earn a small commission at no extra cost to you. Does it affect performance? 5w30 is synthetic motor oil. What happens if I put 10W40 instead of 5w30? - IronSet You wont cause any damage to your engine if you switch out the oil for a higher viscosity for a short period of time. Also, the letter w refers to winter or low temperature. So Can I use 10w40 instead of 5w30? High Operating Temperature Or Warm Weather. Cars With 3rd Row Seating And Good Gas Mileage, ACDelco Gold 48AGM 36 Month Warranty AGM BCI Group 48 Battery, Black, Optima Batteries 8020-164 35 RedTop Starting Battery. However, you cannot see this becoming possible in the machines present in a lawnmower. So, you cannot use 10W40 oils instead of 5W30 on your lawn mowers with small engines. 5w30 oils are lighter than 10w40 oils, but they are recommended (each) for different situations. 10W30 Vs 10W40: 8 Key Differences + How To Choose One Are There Any Situations When You Can Put 10W40 Instead of 5W30? I'm the guy responsible for ensuring honest, informative, accurate and helpful guide to the reader. When you mix oils, you can lower or raise the viscosity, depending on the amount of oil of the same brand. However, these differences are not noticeable in normal temperatures. Do police departments look at medical records when hiring? 0w40 vs. 5w40 : What is the Difference? - Rx Mechanic Also, with higher viscosity, it will have a decreased flow rate. Then, after calculation, they choose the motor oil that has the least tradeoff so that your car gets the maximum profit. At colder temperatures, like in a resting engine, the flow rate is bound to be lesser. 10w40 motor oil is much cheaper than 5w30. For northern regions, low winter temperatures better suit 5w30, but it all depends on the loss of fluidity temperature and the dynamic viscosity of a particular oil brand. When you change the oil filter, change the oil as well. The recommended oil for all Toyota engines is 5w30 motor oil. Images that are not under our Copyrights are published with the respective owners authorization. So now, let us differentiate the 5w30 motor oil and the 10w40 motor oil in terms of viscosity, hot weather, and fuel economy. Gardengild is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising & linking to Amazon properties. The primary purpose of engine oil is to protect your engine. This is the best option that could ever be for your engine. And, if the temperature is higher in that place, then the recommendation for your lawn mowers oil becomesclearer, which is to use 10W30. It offers higher friction and instead of reducing the wear and tear of moving parts, it enhances it. It is a thinner type of oil that allows running the oil inside at a cold temperature where oil jamming is a significant concern. For each engine, there is one manufacturer's suggested configuration of engine oil. The recommended oil for all Toyota engines is 5w30 motor oil. When the engine is cold, 5W has a lower viscosity and is healthier for the engine. Autocareaids.com is a participant in the Amazon Services LLC Associates Program. Always try to stick with single multi-graded engine oil. Trending Video: How to Easily Bring Back to Life any Old Car Battery and Save Tons of Money (click to watch). Youre okay to switch oil thickness as long as you dont hear any knocking or new noises coming from the engine. Does Engine Oil Brand Matter? Thus, 10w40 motor oil is preferred at higher temperatures because its viscosity at low temperatures is quite high. Thus, you have to choose between the increased fuel efficiency and the cost of wear and tear for the engine parts while opting for 5w30. As lower temperature is not a matter of consideration for your lawnmowers oil requirement. That is to say, this type of engine is so much different than that of the engines run by the liquid cooling system in a car or other vehicles. As An All-Purpose Option. However, 10w40 is better suited for hot weather or heavy loads, and it is not included in the recommendation list of Volkswagen. The viscosity and thickness of any engine oil are always a compromise. Everything is relative, look not only at the SAE but also directly at the yield point and dynamic viscosity. What happens if I put 10W40 instead of 5w30? It can run through critical engine parts without causing too much friction or engine wear. Andrey is a coach, sports writer and editor. On the contrary, at a higher temperature, 5w30 has a viscosity rating of 30, which is also fewer than 10w40. Conversely, at higher temperatures, 5w30 has a viscosity rating of 30, which is also less than 10w40. But in actuality, it finds the thinness as well. The whole difference is the viscosity levels almost entirely determine their use in car models. 10w40 motor oil is not recommended for Nissan engines. And as much as motor oil is essential for your engine. There is no recommendation about the 10w40 motor oil for Toyota engines, but you can still use it if you want. The 5W40 oil flows a lot easier when cold than the 10W40 oil. The answer is, choose the one that your user manual says. People are also curious about the differences between these motor oils. If you use 10W40 oil during periods of a cold engine running, the molecules of this specific oil might be too big to enter between the metal parts of the engine for proper lubrication, hence leading to damage. READ SOMETHING ELSE Besides, the oil will get clogged and lose its efficiency to work. But, 10w40 is multi-weighted. This lubricant will allow the pistons to move in the engine block and not make any excess wearthe society of automotive engineers or SAE has distinguished oil by the level of their viscosity. 5w30 oils are specified for most modern engines, and while its really good, it is not preeminent to other oils. F1 Fuel Cost: How Much Does It Cost To Fill F1? Nearly the same go, plenty more eco. What happens if you put car oil in a lawnmower. But you cant use two different car engine oils at the same time. As a car buff or mechanic, you should understand that both 10w40 and 5w30 graded oil have two different oil viscosities. If you live in a region or drive in cities with year-round low temps, using 5w30 may be the best option here. Is 10W40 the same as SAE 30? However, 10w40 is better suited for hot weather or heavy loads. In this article, we will be talking about the differences between these motor oils. So, we can see, 10W40 is thicker than 5W30. Operating conditions. But lets try to get to the bottom of this issue. 40 is generally good for all around use. Contents Do not use 10w-40 instead of 5w-30 Yes, we know that every auto mechanic can have a different opinion on this. It simply implies that choosing motor oil other than manufacturers recommended cars increases its chance of damaging parts. So, your car may experience inconsistency. On the other hand, if you know youre going to be driving somewhere long-term thats colder than youre used to then you might want to swap your oil out for a lighter one such as 5w30. We have seen many car owners interchanging between 5w30 motor oil and 10w40 motor oil. For newer engines, it is better to use 5w. And if you mix them, you should choose oils of the same manufacturer. 5W30 vs 10W30 Whats The Difference? 5w30 is less viscous while 10w40 is more viscous. The recommended oil for all Toyota engines is 5w30 motor oil. The reason is engine-specific; that is to say, auto engines are designed to use motor oils of different weights or viscosity. The 5w30 motor oil has a viscosity of thirty (30) in high temperatures. Therefore it protects better than 10w40 these parts working under extremely adverse conditions, especially in the summer heat. Be careful; you do not destroy it by experimenting and switching to different oil. As told before, their usage varies on various factors, including the weather and temperature under consideration for most of the oil. Because the gasoline in 5w30 is thinner and more able to reach the tough parts of the engine than the fuel in 10w30, 5w30 is more efficient and less viscous. The 40W hot visc is a complete non-issue. Which engine oil is best? How to choose 0w-20 engine oil for your car? Viscosity improvers help the oil thicken in high temperatures but this does not improve the lubrication of the oil in any way. Duralast Gold vs Platinum Car Battery: Which Is Better? Its higher viscosity at running temperature can reduce engine effectiveness as it'll need more energy to keep the engine operating. If you consider the temperature of the place where you will use the lawnmower, oil usage can vary. Yet, many car owners and even quite a good number of motor mechanics will use non-recommended motor oils for different car brands and models. Can 10W 40 be used instead of 5w30? The truth is, you need to use the oil recommended for your engine by its maker if you want to get the best out of your engine. It is advisable to use a 10w40 oil if the temperature of your city is below 30 degrees Fahrenheit. As an Amazon associate, I earn from qualifying purchases. My name is Hank, and I've been in the automotive industry for 27 years. Regardless, if youve been using 10w40 and wish to switch to 5w30, you must take into consideration how the temperature of your city could get so high or so low. (Answer Explained)Continue, Address:1105 Aztec Rd, North Pole, Alaska 99705, USA, Do You Know Who Makes Polaris Oil? A "30" high temperature viscosity grade is common (as in 5W-30, 10W-30, etc) and is suited to many engines. Can I use 10W40 instead of 5W40? [Fact Checked!] No. If you live in a somewhat moderate temperature zone where you dont have to face harsh temperatures, then you can use 10w40 instead of 5w30. So, following it will be your best bet even if mechanics recommend applying other motor oils. It means any liquid might have a higher or lower viscosity number compared to water. So, for your lawnmower, which mainly recommends oil like SAE 30, the newer version of these lawn mowers recommends 5W30 and 10w30 oils. As a result, it will have an increased fuel economy. They are Conventional, Semi-Synthetic, Synthetic and Racing oils. This will then increase the fuel economy. The smaller number, (the 20 part of 20w-50) describes how the oil behaves at 40 deg C and a 20w at 40 deg C is about 10 times thicker than your engine wants. Lots of people trust aftermarket parts more than, Read More Do You Know Who Makes Toyota Oil Filters? But to answer the question, you can use a 5w40 motor instead of a 10w40 motor oil. It is essential to put the correct and recommended motor oil in your engine to do good for your engine. Is it ok to use 10w40 instead of 10w30? A thick motor oil like 10w40 will provide a more solid lubricant and compensate for the excess wear of high mileage engines. A 10w30 is an all-time suitable oil for your lawn mower no matter what is the temperature. If you use 10w40 instead of 5w30, then you will experience a lower fuel efficiency. Technically speaking, 5w10 graded motor oil is replaceable with 10w40 motor oil. So, that once made me think, can I use 10w40 oil in my lawnmower? If you use 10-w-40 instead of 5-w-30 specified by the manufacturer then the viscosity of 10-w-40 used by you will be higher and oil thicker than what is specified during winters. 5w30 and 10w40 are both good depending on how your engine is designed and the temperature in your location. Yes. Although a bit of interchange in engine oils can be good, it is highly recommended not to use one to replace another. (Answer Explained). Thus, the delay in starting the vehicle. The first number refers to viscosity at low temperature and the second number, which sits after w, refers to the viscosity level at a higher or warm temperature. While 10W40 and 5W30 motor oils may appear to be very similar, they are actually designed for different types of engines. For example, the 10w40 motor oil will cling to the moving part of the engine more than the 5w30 motor oil. No! Well, if you put 10W40 instead of 5W30, your car engine will face a different problem. As the engine is worn out and hotter, 10w40 with its higher viscosity offers better lubrication. For example, 5w30 is not always recommended at low temperatures and not for all car models. We believe that you should never use 10w40 instead of 5w30. Will 10w40 hurt a 5w30 engine? So, if you are driving your car in a colder place, this thin oil is the best choice for you. To consider this matter, you first need to rely upon some factors. 10w40 oils are not made for smaller engines. He is mainly involved in weightlifting. Multi-grade oils could stay as close to the optimum viscosity over a range of temperatures not too thick when it is cold and not too thin when it is hot. Both oils are equivalent at operating temperatures of 40Wt. (Answer Explained), Do You Know Who Makes Amazon Oil? The 5w30 however will give you better mileage if its older as its thinner. But you will get most of the benefits of using thick oil. And these temperatures are present on the cylinder walls and on the exhaust valve stems. I'm the guy responsible for ensuring that every blog post we publish is helpful for our reader. An engine is nothing but a combination of components like rings, pistons, and cylinders. But you can also bypass such conditions with 10w40, as it continues to provide good performance even at 32F. Some engines might pose problems like overheating, excessive wear and tear, and poor performance if thicker engine oil is used. 10 Best 20W-50 Motor Oils Updated April 2021. In new engines with up to 100,000 miles, 5w30 is recommended. Everyone knows that engine oil, in addition to its main task to lubricate engine parts, to minimize its wear has a number of other functions. The former engine oil is thicker and clings on to the engine parts more. Schematicdiagram of i engine. For each engine, there is one manufacturers suggested configuration of engine oil. The 10w40 motor oil is more vicious and thicker and thicker oils will help older engines to handle high temperatures and even manage to avoid wear and tear. So it is not recommended to do so. 20w-50. However, 10w40 is better suited for hot weather or heavy loads. Most modern oils are 10W40 or even 5W40. (Answer Explained), Do You Know Who Makes Motorcraft Oil Filters? A motor oil offers the needed lubrication for the moving parts of any engine. You also have to consider the composition of the oil. Such kind of oil is 10w40. (Answer Explained)Continue, As an Amazon Associate, I earn from qualifying purchases. What Do All the Numbers Mean? What Bad Will Happen if You Put 10W40 Instead of 5W30? Yes, if topping up. The 5w40 oil most often has a higher viscosity index (it doesnt change viscosity so much when the temperature changes) than the 10w40, so it has higher viscosity at high temperatures. Separating the two parts of 5W30 engine oil, we can also see two different numbers. In choosing the right motor oil for your vehicles engine, there are a lot of choices. Read also >> Difference Between 75w90 And 80w90: (5 Key Differences). (Ans Explained), Do You Know Who Makes SuperTech Oil Filters? 15w40 vs. 10w30 Engine Oil: Differences and Can You Swap Them? Every manufacturer is also recommending a specific motor oil. Today we have taken 10W40 and 5W30 to describe the performance of each oil. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'yourgreatcar_com-large-mobile-banner-1','ezslot_5',628,'0','0'])};__ez_fad_position('div-gpt-ad-yourgreatcar_com-large-mobile-banner-1-0');Also read: 4 Bad Things that Will Happen if You Dont Change Motor Oil. Thats why some car owners try to save on the cost of motor oil. So, use what your car manufacturer suggests. So, does this imply that what determines the oil to use for your car is the temperature of your city or state? The difference in their viscosity level almost entirely defines their applications in car models. This will make your engine lose lubricity and increase engine wear and friction. So, by now, you have got a brief idea about the oil requirements of the lawnmowers engines. The rule of thumb here is to use 5w30 motor oil if your owners manual would recommend 5w30, and you should use 10w40 motor oil if your owners manual recommends 10w40 motor oil. Does it affect performance? Its usually best to use thicker oils such as 10w40 for high-mileage vehicles. If you drive in exceptionally cold weather, well below 32 degrees, you can use a 5W-30 oil, but even 10W-40 is still fine for use in sub-freezing outside temperatures.. The 10W50 Oil Guide (What It is + Uses + 4 FAQs) | RepairSmith With the increase of temperature, the viscosity of 10w40 also increases. It offers higher friction and instead of reducing the wear and tear of moving parts, it enhances it. What Does TBC Fault Mean On A Ford Truck? This will also lower the performance of the vehicle and lower the effectiveness of the oil. There are no significant damages, but the main difference is between the 5w30 motor oil and the 10w40 motor oil is the viscosity difference at specific temperatures. Most 5W-40 oils, are synthetic oils and are recommended for use in newer engines, as such engines are demanding not only the viscosity of oils but also their composition. Viscosity Engine Oil 5w30 is used to lubricate and cool the internal components of the engine. So, it will face less friction with the engine parts and get a boost in fuel efficiency. Can You Buy a Random Brand? Choosing the right engine oil weight becomes difficult as there are plenty of confusing choices. 5w40 vs. 10w40 Engine Oil: Differences and Can You Swap Them? 10w-40. Now, if you use heavier engine oil, it will make it extremely hard for pistons to move initially. 5w30, too is synthetic motor oil. But that is only under specific kinds of circumstances. High mileage 10w40, engine new 5w30, but first of all we look at the recommendation of the engine manufacturer. Can I use 10w40 oil in my lawnmower? (Yes! Answer Explained!) - Garden Gild We can continue many such similarities between them, but that doesnt mean that anyone of them is not suitable for your lawnmower. How to Bypass the Ignition Control Module, I Hit a Curb With My Front Passenger Side 7 Things to Check, 25+ absolutely stunning cars with colorful paint effects, Do Your Spark Plugs Smell Like Gas? Can I Use 5w20 Instead Of 5w30 on Toyota? Oils with a higher viscosity give more mileage so, from the previous calculations, 10w40 will give you higher mileage. Similarly the oil viscosity will be higher and oil thicker than specified during summers. Consequently, 5W-30 oil lubricates and protects the car engine better at a low temperature especially during engine start-up in cold, winter weather. The viscosities of multigrade oils 5w20 and 10w40 vary depending on the temperature. The car will start better in wintertime. This energy is also required by the lawnmower that runs all day on your lawn. Two numbers define the viscosity of motor oil at their naming. The same is true for lubricants or power steering fluid. 5W-30 is a thinner oil than 10W-40 and flows quicker at a cold temperature. Viscosity means the thickness, consistency, and flow of the oil. The 5w30 motor oil is synthetic, and it has a viscosity of five (5) in low temperatures and thirty (30) in high temperatures. Both 5W30 and 10W40 are suitable for engines. 10w40 vs 5w40 which one is better for your Car? ( 10w 40 vs 5w 40) So, the thicker the protective film will be, the better it will be for these parts. Nov 29, 2009. But what is the viscosity of motor oils? Yes, 10w40 oil can be used for lawnmowers and get away without having any problem. And, the exciting part is that the oil can be used for both lawnmowers and cars. Which offers low friction and does not freeze in cold temperatures. Even if you mix them in between, it would be best to stick to the same brand for both oils. But, using them from the very first time you bought your lawnmower till the end is not recommended. This means that the 20w40 motor oil is thicker if the engine is running. As a result, there will be a lack of fast lubrication and engine wear and friction. The 5W-40 is inferior in viscosity, due to the reduced winter coefficient. 10W30 vs 10W40 Oil Comparison (Which Is Better?) A lawnmower generally runs by a sort of engine that has anair-cooled system attached to It. So, it would be best if you found a motor oil grade that has the best balance between the recommended oil thickness and thinness. a 40 grade oil can become a 30, a 30 grade oil can become a Which oil is thicker 5w30 or 10W40? 10W40 engine oil will hurt 5W30 engines. So given the 10w40 has both a higher first and second number, this is the oil with the higher viscosity. Which is Thicker? (Explained), F1 Steering Wheel Cost (Why Is It So Expensive?!). The 5w30 motor oil and the 10w40 motor oil have been interchanged a lot. But, when the number increases, viscosity also goes higher in the case of 10w40. Thus, it will increase friction and wear. The first number refers to viscosity at low temperatures, and the second number, which comes after w, refers to the viscosity level at higher or warmer temperatures. Important difference: 5w30 is most often synthetic, 10w40 conventional oil, but the opposite happens, but very rarely. 10w40 oil can be the best choice for the lawnmower. The manufacturer chooses and recommends motor oil grade for your car after a lot of research. This is to say; the oil elements are not directly exposed to this type of engine. The 5w30 has a viscosity of 30 at high temperature while a 10w40 has a 40 viscosity at high temperatures. Yes. It might be a slightly heavier (than a 0 or 5w-x) on those rare 10F mornings. The best option is to always refer to your owners manual for the suitable and recommended motor oil for your engine. Because 10W40 is way thicker than 5W30. The slightly thicker oil film from the heavier base weight oil 10W can help protect worn engine bearings as well. How Much Does It Cost to Install Led Lights Inside Your Car. A 10w40 is a thick oil, and as such, it wont flow too easily regardless of the temperature. In addition, the thickness or viscosity is known as the weight of the fluid. Save my name, email, and website in this browser for the next time I comment. the huge problem is the other number though. Hi, this is Clara Lee co-founder of this beautiful website. The number before the W shows how thick the oil will be when it is cold or when the engine isnt running. The recommended oil for all Toyota engines is 5w30 motor oil. Having all the above information, the choice is up to you. 10W40 engine oil will hurt 5W30 engines. . The recommended oil for all Toyota engines is 5w30 motor oil. How to Easily Bring Back to Life any Old Car Battery and Save Tons of Money (click to watch), 4 Bad Things that Will Happen if You Dont Change Motor Oil. Address:454 Patterson Street, Houston, TX 77074. With its lower viscosity, 5w30 flows better at low temperatures. It is advisable to use a 10w40 oil if the temperature of your city is below 30 degrees Fahrenheit. It is only for cold weather starting that the performance will be different. You can use them interchangeably and would not likely even notice a difference at all unless it got really cold, then youd find the 5w30 most likely cranking easier at cold start. 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. These engine oils are made with so much testing in the lab. 6 Common Reasons, Engine Power Is Reduced on Chevy Equinox: Meaning, Causes, and Fixes, How to Gap Spark Plugs With and Without a Tool, Why Engine Is Hot and AC Turned Off (Causes and Fixes). In summary, people interchange 5w30 motor oil and 10w40 motor oil. Core components of the engine are used to a certain limit of friction. Higher viscosity means more wear and tear in your engine. What is the best oil to use in a lawnmower? 0w40 vs. 5w40 Viscosity When looking at engine lubricants, viscosity is a critical factor. A 10w40 is often used as a car oil to run,especially the old cars. That is to say, the engine that runs a car will generally look for a different kind of oil than the engine which runs outdoor equipment like lawnmowers. Furthermore, it is important to point out that engine oils are made with different additives. Even if you put together synthetic and conventional blends of these motor oils, they show no harm to your vehicle. So, you cannot use 10W40 oils instead of 5W30 on your lawn mowers with small engines. If we talk about the viscosity of the oil, 10W-40 is a bit thicker than 5W-30. 2008 Bmw 335i Engine Diagram - axiom-northwest.com Accidentally Used 5w40 Instead of 10w40: Is It Ok? Thus, some may perform better than the oil depending on the additives included in the formula. The main reason you should change your oil weight is if you cant find the exact one your car calls for but even then, you should switch back as soon as possible. Likewise, 10w30 oil will take hours to combust in winters. Can You Use Regular Gas In Lawn Mower Engines? 5w40 oil is not thicker has it has a higher viscosity. The 10W40 oil and the 5w30 are so close yet so different engine oils. What Is The Best Used SUV With 3rd Row Seating? And now this is important. [Detailed] Can I Use 10w40 Instead Of 5w30 +Other FAQs - Auto car need Thick oil has excellent performance at high temperatures. It is due to the deposits on their insider surface. After getting through the thinness and thickness of both oils, we can conclude that 10W40 is higher in viscosity than 5W30. And when it happens, you need to replace the part, and car parts arent cheap. For an engine in which 5w30 is recommended engine oil, its parameter are set as such to match the speed of pistons moving in limited friction. This motor oil is much better to use in hot weather. Can I Use 10W40 Instead Of 5W30? Here, the higher the number, the thicker the oil is. Car manufacturers, therefore, recommend using a thinner oil in cooling nozzles and pistons to improve its flow rate so that it can cool down the parts better. Moreover, the oil would get thicker and could not reach all the components when you start the engine. The lower the W number the better the oils cold temperature/cold start performance. Here are some more articles for you to check out: 20W50 vs 10W40 Oil: Whats the Difference and Which Is Better? The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W-40. In comparison, 5w30 is slightly thinner and does not cling to the components. Synthetic Oil guarantees better protection for the engine and stabilizes the temperature. However, the 5W30 is not bad in mileage either. Thinner oils are easier to light even at temperatures under the negatives. It will maintain its film strength, and it will also keep the engine oil pressure under check. Also read: Does Engine Oil Brand Matter? This will leave you with an unlubricated engine as well as a clogged one. First off, the viscosity and thickness of any motor oil are a tradeoff. 5w30 Vs 10w40 Engine Oil: Which Is Ideal For Your Car? - Auto Care Aids