If your mower manual calls for a 5W-30 engine oil, using a 10W-30 oil is also acceptable. If your in Texas, using a 10W30 instead of a 5W30 will make no difference to your vehicle. But I have always felt that 10w30 will flow just as fast as 5w30 in the hot weather, especially since their. Both high mileage 5w30 and 10w30 engine oils have the same additives, the only difference is the viscosity at cold startups. So, you can substitute 0w20 with 5w20, but the latter will offer more resistance in its flow. Can I Use 5w30 Instead of 0w30? This will depend on many things. See Also: 5w-20 Vs 5w-30: Head-to-Head Comparison. 10w30 conventional oil will hold up better and last longer in use compared to a 5w30 conventional. All temperatures are suitable for synthetic 5W-30. 5W-40 won't hurt, and if you really want to try it, go ahead. Can I use 5W-30 instead of 10w30 in my Honda lawn mower? The answer is yes, you can. Your mechanic seems to be clueless as to the requirements of a recommended oil for your Audi. I use it just fine into sub zero territory (into the minus teens) in the dead of winter with no issues. Mobil 1 10w30 is much too thin. Both oils are formulated to protect against wear and tear on engine. Would think it'd be recommended except maybe for break-in. With the major use of 10w30 being in the hot weather, but nonetheless, it can be used in cool weather conditions also. High viscosity and thick engine oil are ideal for high-temperature areas. It is commonly seen that people use 10w30 instead of 5w30 in summer. It can provide the user with noiseless and smooth gear and clutch operations. The recommended motor oil for Nissan vehicles is 5w30 and 10w30. The hot viscosity (100 degrees C) for the 0W20 is between 5. Ignition – Since 10w20 oil is thicker and combusts at a higher temperature of -18° to 30° Celsius, it may make ignition harder, especially in lower temperatures. The determining factor of which motor oil should be used will depend on two factors. . What really makes a difference is that 5w30 increases the life expectancy of the engine of your car by a lot, more than 10w30. (you must follow the manufacturer’s. In cold temps 5w20 and 5w30 should have the same viscosity. This blog post will clarify the confusion and explain the difference between these two. The quick answer is that it is not a good idea to switch out 10w40 instead of 5w30. This can prolong engine start time. Jul 19, 2020 #15It’s not recommended to use 5w20 instead of 5w30 engine oil because Both come with different viscosity. Still, check your owner’s. Below 40°F and down to -10°F, use 10W-30. Dec 14, 2018. You can always find the recommended oil viscosity for your car’s engine in the owner’s manual. First and foremost, it’s important to follow the manufacturer’s recommendations. The 10W-30 oil may increase your oil consumption at 80 degrees and higher, though, notes. ” W” stands for winter. For old motors, 10w30 is thicker, offering improved sealing abilities. L. This means that using 5W-30 instead of 10W-30 will increase the friction between engine parts leading to engine damage and decreased oil life. ONLY use synthetic oil if your engine has 80k miles or less. All Toyota engines should be lubricated with 5w30 motor oil. Nov 27, 2010. Additionally, 5W-30 will provide better fuel economy than 10w30, since it runs at a lower. I run 15w40 in mine & the pressure is 80 cold & drops to 40 hot at idle. Manufacturers designed these oils to protect the engine while warming up. When it comes to engine oil, there is a big difference between 5W 30 and 10W 30. And from all the research I've done, it appears that from a mechanical engineering standpoint, motor oil viscosity of about 10 or 11 cSt is ideal for the vast majority of automotive engines. Yes, you can use synthetic 5w30 oil instead of 10w30 oil in a lawn mower. So, oils with a rating of SAE 5W-30 will perform at lower temperatures like an SAE 5W oil and lubricate at higher outside temperatures like an SAE 30W oil. Using 10w40 instead of 5w30 is not always a bad decision. Mixing will not change the behavior of the waxes in the 10WXX oil. You’ll find that older engines use the SAE30 type of oil, while a mower manufacturer recommends often 10W 30 type of oil on modern mower engines. #10. Can I use 10W30 instead of SAE 30 in my lawn mower? No, it is not recommended. It’s always essential to consult your vehicle’s manual or a mechanic before. 10w30 is rated for -15F easily. According to the 2020 ford owner’s manual, almost all of their engines must be using a 5w30 motor oil or 0w30 motor oil. However, the coolant in the oil definitly needs to be addressed. Yes, you can actually use 10w-30 instead of 5w-30, but ensure you’re doing it in the Summer season. 10w30 conventional oil will hold up better and last longer in use compared to a 5w30 conventional. Using 10W30 in an engine designed for 5W30 can affect the engine’s performance, fuel efficiency, and longevity. Same engine. But if you can get 10w30 Valvoline synthetic, that's what the manual says, so that's what I'd use even if you don't. Use 5w-30 for most uses, and 10w-30 for extreme high temperature use. The vis of 5w30 and 10w30 are the same at 100*C and only 2 digits apart at 40*C. #1. Fearless 2005. Mixing the viscosity of oils will not have any effect on the engine. They are backwards compatible. After this change I will switch back to the Kohler 10w30 though. 5W-40 won't hurt, and if you really want to try it, go ahead. This could potentially lead to engine damage as the oil isn’t able to properly lubricate all of the moving parts in the engine. . 5W-30. 5w30 oil is a type of motor oil that can be used instead of 5w20 but is not suitable to use in snow blowers long term. I was running 5w-30 for the first few changes until I read a couple of years ago in the various LS1 forums that people were migrating to a 10w-30 oil to quiet their engines. In general, the 10W30 is thicker than the 5W20, making it beneficial to high mileage or older engines. Severe cold temperatures, 10w30 will suffice as most people have no problems using it in sub-zero temperatures throughout the dreaded winter born-chilling temperatures where snowblowers are useful 2465 posts · Joined 2010. Additionally, the mixture of 5w30 and 10w30 could lead to various issues. SAE 10W-30. As a result, it is more efficient than 5W30, which helps start the engine during the summer and more careful driving. In the case of 5W30, it’s -31 to 95 degrees Fahrenheit. It indicates that the oil is thicker and flows slightly slower at low temperatures compared to ‘0W’ oil. While 10W-30 offers better high-temperature protection and lubrication, it may struggle during cold starts and could potentially strain the engine in colder climates. Whereas 10w30 is a high-grade oil and has a higher density. From the other thread the difference between a 100% 0W30 and 100% 0W40 oil is about 2% fuel economy, which you won't notice on a short run (about 0. It has the same low-temperature thickness as the 5w40 and a lower high-temperature viscous value. 3 centistokes, and the 0W30 is between 9. When the temperature rises to 40° F or higher (or 5° C or higher), use SAE 30. You can use them interchangeably, as they have the same operating viscosity value. All petroleum-based engine oils are given a rating system, or SAE weight, to determine their viscosities and the ideal temperature that the oil performs best at. Home. I notice the oil companies have sneaked in 10W40 instead of 10W 30 because "40" is cheaper than "30". 5w20 oil is thinner and mostly designed for performing better with newer engines. Designed for engines with over 75,000 miles. However, both of the oils can withstand temperatures up to 100 degrees. Pop, your conditions probably are not cold enough that you would notice the difference in pull-starting between a SAE30, 5w30 or 10w30 w/ this type of equipment. But no it won't hurt to use 5w30. Besides synthetic SAE 5W-30, you can also opt for conventional SAE 5W-30. 8 has been around since 1989 and was a great engine. Besides, if you compare the quality of the additives, you will find more high-quality additives with the 15w40 compared to the 10w30, which is why the 15w40 is a bit expensive. Using oils with a higher viscosity increases the degree of strain on the oil pump. Yes, it is possible to use 10W30 instead of 5W30 as both types meet the SAE standard. You can use a 10W30 oil instead of a 5W30, but the result will not be satisfactory. This means it flows more easily at lower. I understand but they still made the s2000 in 2009 and they still recommend 10w. So, due to viscosity, 5w20 is a thinner oil during operating temperatures, whereas 5w30 is thicker during. This means it flows more easily at lower temperatures. link to Can I use 5w20 instead of 0w20 - (0w20 vs. Sometimes thicker oil is even recommended in higher mileage engines, although I believe the jury is still out on it. 7L HEMI which relates to valve timing. Another way of looking at multi-vis oils is to think of a 20W-50 as a 20 weight oil that will not thin more than a 50 weight would when hot. Mixing the viscosity of oils will not have any effect on the engine. As the first portion of the grade number describes thinness, we can see, 5W30 is thinner than 10W40. Both 10W30 and 20W40 oils can withstand temperatures up to 100 degrees Celsius. The answer is yes, but it depends on the engine manufacturer’s specifications. The main reason is that the viscosity of 10w30 is much lower than that of 5w30. It just doesn't sit with me. 5 cSt so I would mix those two 50/50 which would give you roughly 11. It has better flow in warmer. , if one is happy to use 5w30 at 0 Celsius, he should be fine with using 10w30 at 5 Celsius. my volvo just hit 450k. My car is Suzuki alto japan 2017. If the oil will be in the engine during winter and you live in a place where. Go 10,000 miles between oil changes 2. kwg2005; Jun 24, 2023; Passenger Car Motor Oil (PCMO) - Gasoline Vehicles; 2 3 4. Now let’s break it down in order. #1. . Always follow engine manufacturer recommendations. 6,881. If it tells you to use 5W30 only, then you shouldn’t switch around to using 10W30. If the manual calls for 5w-20, and they used 10w-30, I would make them put the correct oil in. 7 engine calls for 5w-20 and the 4. There are two temperature range characteristics that are tracked for multi-weight motor oil. As a result, 5W 30 offers superior protection against wear and tear, making it the better choice for use in high-mileage vehicles. C. Therefore, the 5w40 motor is not thick if it has a high viscosity. Later Ford recommended 5W-20 for the same engines so I don't think any harm will come from running 10W-30. Can you use 20w50 instead of 5w30? 20w50 is actually thicker than 5w30. The only difference between the two oils is the low temperature point, with the 5W-30 functioning slightly better than the 10W-30. While both oils share many similarities, they differ in viscosity ratings, which can impact engine performance in different temperature conditions. Run 93 octane. To my knowledge the only difference between those 2 oils is how they react to temperature. It’s a clear indication that the 5w20 for low-viscosity engine oil. -20C here and it started like it was a balmy summer day. 5w flows more easily than 10w at the same cold temperature. Can I Use 10W30 Instead Of 5W30. I don't recommend using 5w-30 in 5. Since both oils have the same operating. For sub-zero temperatures, SAE 5W-20 is the company’s recommended oil. It may help marginally on a high mileage engine if it. Table of Contents show. Spread the love. 9,808. If you have accidentally used 15w40 motor oil instead of 5w30 motor oil, it can increase your fuel consumption. SAE 30 is a single-grade oil, meaning it doesn’t have the viscosity modifiers that multi-grade oils like 10W30 have. Briggs & Stratton mowers added 5w30 synthetic to their recommended oil for covering practically all temperatures. My Escape requires 5W30 with the 2. When motor oils mix inside the car, the engine would still run properly, but not as efficiently as it used to. Most of my small gas engines us 10W-30. #1. This grade of oil improves cold weather starting but may increase oil consumption at 80 °F (27 °C) or higher. Viscosity Engine Oil 5w30 is used to lubricate and cool the internal components of the engine. Can I use 10W30 instead of 5W30 oil? There is no major issue should you use 10w30 instead of 5w30. ” Here are the recommendations from the official website of Firman generators: For temperatures below 20 degrees Fahrenheit, utilizing a 10w30 oil is not an issue. The 10w30 motor oil can be good in high temperatures. The 0w20 motor oil has a different viscosity in its oil. Lower viscosity oils are designed for use in engines that. 5W30 is thinner and flows better. Rotella T6 5W-40 is a good, inexpensive option that. Most owners manuals for most. From my understanding, both 5W-30 and 10W-30 will have the same viscosity at operating temperature. There is no mention of 5w40 motor oil in the recommended list. Reply Like. 55535-S1 or Fiat 9. With 10W-30, you're gonna find a lot of metal shavings at the bottom of the oil pan. #12.