Whats the difference between sae 5w-20 and sae 5w-30? If the recommended oil is 5w30, stick to that; however, you may not use the exact recommended brand, and its okay. 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. The last thing you wont want is a damaged engine that needs a replacement for applying non-recommended motor oil by breaching the user manual. But you cant apply two different motor oils for the cars simultaneously. What oil is better for summer conditions? If you use 10w40 instead of 5w30, it wont perform as well as 5w30 at low temperatures. Both 5W30 and 10W40 are suitable for engines. The following viscosities are approved by Subaru: 5w-30. As the first portion of the grade number describes thinness, we can see, 5W30 is thinner than 10W40. However because the number after the W changes, this is slightly trickier. It is however always best to switch back to the original oil as soon as possible. Before making this big change, you must consult a professional mechanic. 10w40 and SAE 30 are two different oils with different kinds of engine requirements. You can reduce the chances of a ceased engine by 32%, only if you chose the correct engine oil and change it after regular intervals. While the cold weight isn't significantly different, the difference in the warm weight means that the 5w30 oil will be thinner while running at optimal temperature, which can cause damage to the engine due to insufficient lubrication. It is synthetic motor oil. However, 10w40 is better suited for hot weather or heavy loads. These different kinds of oil are used for other purposes, but they have the grades and grading system. Use 10w40 for those cars which accept it. But, it will not be good enough in hot weather. The 10W40 oil and the 5w30 are so close yet so different engine oils. Read also >> Difference Between 75w90 And 80w90: (5 Key Differences). The number after the W is how thick the oil is when your engine is running and up to temperature. 5w30 oil is especially well suited to vehicles operating in cold climates. But that is only under specific kinds of circumstances. So, that once made me think, can I use 10w40 oil in my lawnmower? Here are some more articles for you to check out: 20W50 vs 10W40 Oil: Whats the Difference and Which Is Better? Oils with a higher viscosity give more mileage so, from the previous calculations, 10w40 will give you higher mileage. If you drive the vehicle in exceptionally cold weather, well below 32 degrees, you can use 5W-30 oil but even 10W-40 is still perfectly OK to use if outdoor temperatures are below freezing. High friction would also mean shorter life of the engine. Thinner oils give you fuel economy, thicker oils give you more protection. Again, 10w30 can also be used as the best multi-purpose oil as the oil acts like SAE 30 during 100 Celsius. So, considering this, the best oil to use in a lawnmower is SAE 30 that will serve in extremely hot conditions again during the cold-climatic timings. They act smoother in such kinds of engines and are used as the alternatives of 10w30. The fuel efficiency is outstanding, and 10w40 also takes good care of lawnmowers engines. Which engine oil is best? Its usually best to use thicker oils such as 10w40 for high-mileage vehicles. On the contrary, at a higher temperature, 5w30 has a viscosity rating of 30, which is also fewer than 10w40. The difference in their viscosity level almost entirely defines their applications in car models. The 10w-40 is to thick and will not flow as well as 5w-20 which will result in more wear at start up since the oil will take longer to circulate. Follow the recommendation of the car manufacturer. But when choosing the viscosity, be guided not only by the mileage of your car, but also by the recommendations of the engine manufacturer. As stated above, be sure to keep an ear out for any unusual noises. What happens if you put 10W40 oil instead of 5W30? Which is better, 5w30 vs 10W40? In fact, often, when you take your car to a mechanic for an oil change, they'll put the 30 instead of the 20 because it's thicker. 5w30 is suitable for small engines due to its features, viscosity, and lubricant. In the same vein, if your engine is specified to use 10w40, it is advisable to stick with that. Its always best to check your vehicle owners manual before you switch out the oil just to be sure the engine can handle it. After considering the characteristics of oils, and understanding the markings and classifications, it is possible to draw conclusions and conclusions. 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. Can I Use 5w20 Instead Of 5w30 on Toyota? Difference Between 75w90 And 80w90: (5 Key Differences). 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. This is because a 5w30 oil would flow more easily in low temps than 10W30 or 10w40. So as you can tell, theres a lot to think about when you change your oil as different ones work better for different things. A "30" high temperature viscosity grade is common (as in 5W-30, 10W-30, etc) and is suited to many engines. For each engine, there is one manufacturers suggested configuration of engine oil. bobistheoilguy.com, autocareaids.com, forums.overclockers.co.uk, theydiffer.com, pakwheels.com, blog.zeuspng.com/, forums.anandtech.com, motoraudit.com, quora.com, itstillruns.com, lubricants.totalenergies.com, Copyright 2023 YourGreatCar.com | Powered by Astra WordPress Theme. You should never use 10w40 instead of 5w30. This is because not every part of the car, especially the engine, requires the same level of thickness or viscosity. In contrast, 10W40 is a thicker oil that is better suited for use in warmer weather. One such case is with 10w40 and 5w30. What is the best oil to use in a lawnmower? If we talk about the viscosity of the oil, 10W-40 is a bit thicker than 5W-30. 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. Now, lets figure out why you shouldnt do this . Take 5 Oil Change Prices How Much Is A Take 5 Oil Change? Separating the two parts of 5W30 engine oil, we can also see two different numbers. The rest of the all other things are dissimilar to each other. (Answer Explained). However, you cannot see this becoming possible in the machines present in a lawnmower. Also, not all cars in hot regions use 10w40. But, 10w40 is multi-weighted. You can use it instead if you want to, but many answers are coming from different sides. The 5W-40 is inferior in viscosity, due to the reduced winter coefficient. The number of the oil is showing a lot of different viscosity in high and low temperatures. That is to say, we can point out many of the differences between a 10w40 oil and SAE 30. Thus, 10w40 motor oil is preferred at higher temperatures because its viscosity at low temperatures is quite high. The automobile manufacturers are persuading engineers to increase the fuel economy so that they will meet the regulations of the government and so that they can also provide an edge to their competitors. 5w30 implies that the specified oil has a thinner consistency in cold weather; however, itd still perform the major function, which is to protect the engine at different temperatures, while also lubricating the moving parts to prevent friction. As an Amazon associate, I earn from qualifying purchases. The motor oil will act as a lubricant. You can use car oil as the fuel for your lawnmower without anything happening, only if the oil is of higher quality. It is because not every part of the car, especially the engine, requires the same level of thickness or viscosity. and, why does it matter? As a result, it will have an increased fuel economy. The 5w30 has a viscosity of 30 at high temperature while a 10w40 has a 40 viscosity at high temperatures. It simply implies that choosing motor oil other than manufacturers recommended cars increases its chance of damaging parts. What is the difference between 5w30 and 10w40 oil? There will be no significant damages or serious problems that you will be encountering. This is a practical method to improve oil pressure in an older, high-mileage engine. The answer to this question will depend on your vehicle and a lot more factors. Do police departments look at medical records when hiring? But we dont recommend it and heres why. Also even when the motor is at operating temperature it will still be thicker and not flow as well. Price: 5w30 is more expensive, 10w40 is cheaper. Thus, some may perform better than the oil depending on the additives included in the formula. Core components of the engine are used to a certain limit of friction. So it wont take long to break down all the energy sources if the food supply is stopped. I'm the guy responsible for ensuring that every blog post we publish is helpful for our reader. Operating conditions. Unfortunately, the 10w40 motor oil is not on the recommended list. Although, most peoples viscosity considers only the thickness of the oil. The higher the viscosity of an oil, the more its thickness and the oil acting as semi-liquids. 5W30 is a synthetic oil that is thinner than 10W40, making it ideal for use in colder weather. Again, SAE 30 is a single-weight oil. For older engines, 10W-40 is better. 10w40 oil | Subaru Forester Owners Forum In heavy vehicles, 10w40 is already the recommended engine oil. So is it a good idea to switch them? if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'yourgreatcar_com-leader-1','ezslot_3',176,'0','0'])};__ez_fad_position('div-gpt-ad-yourgreatcar_com-leader-1-0');The process of starting in an internal combustion engine is such that the current produced in the ignition coil is passed on to the spark plugs, which gives an initial push to the pistons. Is it OK to use 5w40 instead of 5w30? | Finddiffer.com Is it ok to use 10w40 instead of 10w30? And, the only similar part between the two of these oils is the ability to be used for the engine of the lawnmower. And, this energy is transferred through the source of oil. So Can I use 10w40 instead of 5w30? So, does this imply that what determines the oil to use for your car is the temperature of your city or state? When components of the engine have to rotate in a dense environment, then more power will be lost. #9. The manufacturer chooses and recommends motor oil grade for your car after a lot of research. So, if you put a thicker oil like 10W40, your engine would not work appropriately. The composition of the engine and the ambient temperature dictate the criteria for these lubricants. This is to say; the oil elements are not directly exposed to this type of engine. The highly viscous nature of 10w40 will not allow the engine parts to move freely. However, 10w40 is better suited for hot weather or heavy loads. Duralast Gold vs Platinum Car Battery: Which Is Better? If the car has a very powerful engine, then you can try your luck with 10w40 instead of 5w30. People sometimes forget that the viscosity of oil looks at both the thickness and thinness of that oil. Some car parts will need a thinner film to protect against external elements, while others will need thicker films. But, it can be used for temporary periods as the damage is always due to the long-term application. This is because a thinner oil like the 5w30 motor oil will be providing less friction to the engine. On the other hand, the second portion of the grade number describes the thickness of the oil. So, you see. But to answer the question, you can use a 5w40 motor instead of a 10w40 motor oil. Thicker and high viscous oils give more mileage as we have already got to know that 10W40 is a thicker oil. Here we will end our discussion, You should never use 10w40 instead of 5w30 unless your car accepts the motor oil. But we don't recommend it and here's why. Most modern oils are 10W40 or even 5W40. Finally, faulty functions will reduce your cars overall performance. Again, it is not suggested to switch in between other viscosity oils. 15w40 vs. 10w30 Toyota what is the Difference between 5w30 and 10w40? 5W30 vs 10W30 Whats The Difference? There are a lot of oil weights to choose from, but do all those numbers and letters have anything to do with how your engine will run? At times, mechanics suggest you to use a thicker engine. how does viscosity affects car performance? Even if you mix them in between, it would be best to stick to the same brand for both oils. 5w30 vs. 10w40 Engine Oil: Differences and Can You Swap Them? If you do ever find yourself driving in a much hotter climate and know youre going to be there long term then it might be an idea to switch to an oil with higher viscosity. Lets elaborate on their performance. Due to this, both of them can be used in the lawnmower. Two numbers define the viscosity of motor oil at their naming. The rule of thumb, though, is to look for your owners manual. The number before the W shows how thick the oil will be when it is cold or when the engine isnt running. No, every manufacturer has a reason for specifying a particular type of oil for their various car models. 5w30 is less viscous while 10w40 is more viscous. 5w30 is synthetic motor oil. 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. 5. F1 Fuel Cost: How Much Does It Cost To Fill F1? ), F1 Engine Cost: How Much Does An F1 Engine Cost? 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. It might be a slightly heavier (than a 0 or 5w-x) on those rare 10F mornings. But 10w40 oils have an added advantage; they typically offer more protection than lighter oils. The 10W30 and 5W30 both have different thicknesses in cold temperatures, and 10W30 is thicker than 5w30. No. There is even a special blurb in the manual that states that if you live in the desert, or tow regularly, or high temperature areas, you should run a higher viscosity oil. 20W50 motor oil is relatively viscous and thick. Also, both these motor oil feature different viscosity levels and are suitable for working under different temperatures. 5W0 are essentially the same at operating temperature. 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. Some engines might pose problems like overheating, excessive wear and tear, and poor performance if thicker engine oil is used. We can continue many such similarities between them, but that doesnt mean that anyone of them is not suitable for your lawnmower. 10 Best 20W-50 Motor Oils Updated April 2021. Why do people use different types of oil? However, the second half of the grade number (the number after the W) tells us its thickness meaning the 10w40 is much thicker. Save my name, email, and website in this browser for the next time I comment. The thinner motor oil like 5w30 will be providing less friction in the engine. It is only for cold weather starting that the performance will be different. The first number, 10, tells us the cold temperature tolerance power of this oil. If it is recommended to pour only 5w-30 into your car, you should not pour 10w-40, and vice versa. You should also know that the type of oil you choose is just as important. What Is The Best Used SUV With 3rd Row Seating? A 10w40 is often used as a car oil to run,especially the old cars. Everyone makes his or her choice, based on what he or she is pursuing and what he or she wants to get from the engine oil and from the car as a whole. the huge problem is the other number though. Because 10W40 is way thicker than 5W30. Yes, it is okay. For example, a 10w40 motor oil will be a lot thicker at startup than the 5w30 motor oil. Also read: Does Engine Oil Brand Matter? The high viscosity of the oil will mean that more work will be lost in overcoming the friction offered by the oil. The recommended oil for all Toyota engines is 5w30 motor oil. Technically speaking, 5w-30 engine oil can be replaced with 10w-40 engine oil. For example, 10w40 with a higher viscosity level is thicker and heavier than 5w30. 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 car will start better in wintertime. Andrey is a coach, sports writer and editor. Oil viscosity refers to the density of the fluid and is measured using water as the standard viscosity level. So, without further ado, lets get into the details. 10w40 motor oil is not recommended for Nissan engines. So, SAE isthe most recommended kind of oil for your lawnmower. 5w30 Vs 10w30: Detailed Comparison - Oils Advisor But for this, firstly, you have to understand the relation of viscosity of motor oil with its performance in different situations. After that, it is pretty much the same as 10w40. You should use 10W40 if your owner manual says that you need a high viscosity thick oil. A lawnmower generally runs by a sort of engine that has anair-cooled system attached to It. The W itself stands for Winter and designates how oil will behave while cold. We have seen many car owners interchanging between 5w30 motor oil and 10w40 motor oil. Following bad things can happen if you put 10w40 instead of 5w30: If you use 10w40 instead of 5w30 in a car that is not used to thick engine oil, then chances are that it wont start at all. 10W30 Vs 10W40: 8 Key Differences + How To Choose One If you make a purchase through any of the links, I may earn a small commission at no extra cost to you. So, in that situation, 10w40 cannot be used instead of the all-rounder 10w30 oils for your lawnmower. What Does TBC Fault Mean On A Ford Truck? The manufacturers thus choose a good thumb or rule-. And when it happens, you need to replace the part, and car parts arent cheap. The only recommended use of 5w30 is when the temperature is exceptionally cool or freezing. Two numbers define the viscosity of engine oil when naming it. What Bad Will Happen if You Put 10W40 Instead of 5W30? As a car enthusiast or mechanic, you should understand that 10w40 and 5w30 oils have two different viscosities. But in actuality, it finds the thinness as well. And as much as motor oil is essential for your engine. But you can also bypass such conditions with 10w40, as it continues to provide good performance even at 32F. With a powerful engine, you can take a chance. Its best when starting the car, as the internal temperature of the engine is relatively low at this time when starting. The only recommended use of 5w30 is when temperatures are exceptionally low or freezing. Where 5w30 is the best low viscosity oil for colder areas, 10W40 is the best high viscosity oil for hotter regions. Nearly the same go, plenty more eco. With thicker oil, the lead time of engine warm-up is increased. It would be best if you do not go for 10W40 to 5W30. The air-cooled system doesnt have any filter because the unnecessary elements of the oil are directly exposed to the engine. There are some fully synthetic 10w40 viscosity motor oils on the market, but their cost is quite high and their use is not always paid for. Its not recommended to mix oils as this can cause a lot of damage to the inside of your vehicle. So, you cannot use 10W40 oils instead of 5W30 on your lawn mowers with small engines. However, the motor oil 10w40 motor oil is not on the recommendation list. It may be harmful to your car and the engine. My oil pressure is comfortably high (as it should be; the engine only has 60k on it). The slightly thicker oil film from the heavier base weight oil 10W can help protect worn engine bearings as well. In contrast, the liquid-cooled system of vehicles acts basically as the cleaner. What is the difference between 5w30 and 0w30 oil? 5w30 oils are lighter than 10w40 oils, but they are recommended (each) for different situations. Car users often pose this question on car forums that can I put 10w40 instead of 5w30 and vice versa. 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. And now this is important. We have come across and know that 10W40 is suitable for hotter weather. It is a base engine oil. Autocareaids.com is a participant in the Amazon Services LLC Associates Program. How would you describe an honorable person? Changing the oil in your engine can be a daunting task as its one of the many things that keep your engine running. OTOH, the oil has a pour point of -39 (F and C are the same at -40), and will still pump with ease. This will give you oil that works great in cold temperatures but not warmer 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. 10w40 oil can be the best choice for the lawnmower. The 5W40 oil flows a lot easier when cold than the 10W40 oil. One most common type of difference between the two of them is their viscosity. Or at least read this article till the end, I will guide you that under what circumstances you can use 10w40 instead of 5w30. As the engine is worn out and hotter, 10w40 with its higher viscosity offers better lubrication. It can cause harm to the engine in the long run if the oil is not pure and eligible for such an engine. Here, the lower the number, the thinner the oil. So, when you use non-recommended oil for a car with higher or lower viscosity, you run the risk of choosing the highest tradeoff. Contents Do not use 10w-40 instead of 5w-30 Yes, we know that every auto mechanic can have a different opinion on this. Both of these oils have their differences and their similarities. Which is Thicker? You should not use 5w30 instead of 10w40, especially in warmer conditions. And, if the temperature is higher in that place, then the recommendation for your lawn mowers oil becomesclearer, which is to use 10W30. But strictly during the summers only. What happens if I put 10W40 instead of 5w30? Where 5w30 is the best low viscosity oil for colder areas, 10W40 is the best high viscosity oil for hotter regions. As an Amazon Associate, I earn from qualifying purchases. These thicker oils have extra components such as conditioners, antioxidants, detergents, seal swells, and friction additives that make them great for older engines. In summary, what you should know is that 5w30 oils are less viscous and flow easily than 10w40 oils at both high and low temps. So, if you are driving your car in a colder place, this thin oil is the best choice for you. When buying motor oils, it is good to consider options from top brands because they are typically made with OEM-approved, premium additives. So, it is best for vehicles running in cold climates to use the 5W30 since it is thinner than the 10w30. Choosing the right engine oil weight becomes difficult as there are plenty of confusing choices. After getting through the thinness and thickness of both oils, we can conclude that 10W40 is higher in viscosity than 5W30. Save my name, email, and website in this browser for the next time I comment. So, using one in place of another isnt practical either. I've been working in my own auto repair shop for the last 13 years, and now I want to help you here, on my blog. Who is the new host of Dancing with the Stars? The best option is to always refer to your owners manual for the suitable and recommended motor oil for your engine. Thin oil will heat quickly and reach the optimum working temperature. The lower the number, the thinner the oil and therefore the better it will flow. 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. So, your car may experience inconsistency. 2023 Car, Truck and Vehicle How To Guides - Vehicle Freak. But, a 5w30 would not offer the same protection as 10w40 because it is less thick at both high and low temps. Always check your user manual if youre thinking of switching oils and if you still cant find the answer then take a trip to a reliable mechanic to see if they can help! Here, the higher the number, the thicker the oil is. The 20W indicates how quickly the engine will start when cold or in cold weather. Yes, 10w40 oil can be used for lawnmowers and get away without having any problem. The first number, 5 or 10 indicated on these oils stands for the viscosity, or how easily the oil pours at low temperatures. We also get from the number that 5w10 has a viscosity index of only 5 at low temperatures, which is half the viscosity of 10w40 at low temperatures. There are also so many different factors that go into what oil you should use including different weights working better in different temperatures. 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. 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.