At best, if you mix say a 10W40 and a 0W20, you will get a 10W30 at 50/50 ratio. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. #7. 5w30 oil is lower in viscosity and there is a small chance of the car not running. #7. Starting the engine with warmed up oil is THE way to do it, and makes mixing totally not needed. You can even use Pennzoil or Quaker State synthetics. 5W30 oil is a great alternative to 10W30 oil for air compressors. Location. as SAE 10W is to ISO 32, SAE 20 to ISO 46, and SAE 30 to ISO 100. #4. ; Climate and engine – Some conditions are more suitable for mixed oils. 1qts. 10W30 and 10W40 Defined. 0 or 6. Because the viscosity of 5w30 and 10w30 engine oils is about the same, mixing them is not dangerous. If the engineers spec/use obsolete technology, and refuse to license the spec requirements, then f@^& 'em. It is not bad to put 10w30 in a 5w30. Can I mix 5W30 with 10W30? If your car contains a typical multi-grade oil, such as 5W-30 or 10W-30, you can use most any multi-grade oil to “top off” your oil and bring it up to a proper level. 4 FAQs On 5W30 Vs 10W30. Mixing the two oils together can cause the oil to break down and lose its ability to lubricate and protect your engine. The add packs are pretty much identical, the base oil and VI content would be the biggest difference. The days of lubricants of the same application, type, and class fighting with each other are within reason, history. It has a low viscosity of five, and the high viscosity is forty. Running Cold. In warm climates there is no need to run 5w30 at all. As a result, while mixing the two is technically possible, it is not advised. The main difference between them is viscosity, with 5W30 being thinner and flowing more easily at low temperatures. It is advised that 5w20, 5w30, or even 10w30 motor oil be used in some Chevrolet engines in summer. Note: You can also read Can I Mix 10w30 With 5w30. Yes, you can mix 10w30 and 5w30 engine oil. So, 5w30 and 10w30 oil can be mixed without causing any harm, so you can do so. But no it won't hurt to use 5w30. Whereas 10w30 is a high-grade oil and has a higher density. I have an hour meter on my mower, and it shows that I use it 60 to 65 hours a year. #3. Using 5w40 oil is beneficial to diesel engines. You can either add the lightweight 5w30 first and then top off with the heavyweight 10w30, or add the entire oil at once and then let it run for a few minutes before checking the level with a dipstick. Can You Mix 5W30 and 10W30 Oil? No – you shouldn’t mix engine oils with different specifications like this. of motor oil It can provide the user with noiseless and smooth gear and clutch operations. 10W40. What Happens If You Mix 5W20 With 5W30? Nothing significant will happen if you mix 5W20 with 5W30. In fact, it’s often recommended to do so. Can I Use 10W 40 Instead Of 10W-30 In A Lawn Mower?. F-fan - As far as home brews go, 5W-30 with SAE 30HD should be a very practical mix. Anything lower than 5w30 your gas mileage will drop. Whereas 10w30 is a high-grade oil and has a higher density. Both are the same viscosity at operating temperatures. #1. However, using thicker oil than recommended will put more stress on the engine resulting in premature wear of engine parts and poor fuel economy. It May have a tad bit better HTHS and more oil and less VM polymers but not like the days when 5w30 was pushing the multigrade envelope and poor quality VM were used. Can you mix 5W-30 with 10W-30? In general, it is not recommended to mix 5W-30 and 10W-30 motor oils. For instance, SAE 10W-30 oil would act like an SAE 10 at cold temperatures and like an SAE 30 at 100 °C (212 °F). If you drain the old oil, you are just draining what is in your oil pan; the oil is still left inside your vehicle’s. I use it just fine into sub zero territory (into the minus teens) in the dead of winter with no issues. Does anyone know if there is a problem making my own blend? Thanks. 13,663. Cold characteristics and operating temperature characteristics. 5W30 will give you the best fuel economy and performance. #12. Below 40°F and down to -10°F, use 10W-30. 5w30 engine oil is more liquid than 10w30. Pros and Cons of 5W-30 and 10W-30 Oil. #9 · Nov 12, 2005. In my neck of the woods it's usually right in between both and I've used both, one or the other, for years when changing oil on these vehicles. If the 0w30 motor oil and 10w30 motor oil are heated up, these motor oils will have the same viscosity. the 5w vs 10w is more about the cold temp when the oil clouds then gells into a thick honey. 8. Mahzurrah! Apr 16, 2023. 6 So you can see the synthetic 5W-30 A3/B4 oil is a thicker oil than the 10W-30 GF. A 10w-30 should have a 10w-30 viscosity whether it's conventional, synthetic, or blended. For equipment operated in hot temperatures, Vanguard 15W50 Synthetic oil provides the best protection. But once warmed up the 10w30 or 0w30 are not going to make that much difference. I used M1 5W30 in my mower with the Honda 160GCV consumer grade engine from purchase in 2000 until last year, when I ran out of my old formula M1 SL. So it is not recommended to do so. At no cost can you mix 5w30 and 10w30. And windchill only affects skin. This enables the 5w20 motor oil to reach engine parts quicker and create less drag that reduces fuel economy. Really you can run just about any weight but 5w20. The comparison table between 5w30 and 10w40 is given in the below table: 5W30. S. However, it is not recommended as it could potentially damage your engine. The blend would have to be tested to get the low-temperature viscosity rating. 5 gt really doesn't change it much as you can check in the shell viscosity mixer as its only changing it by 1/5 anyway. Are you wondering if mixing different engine oils will damage your engine?You may even have accidentally mixed 5w30 into 5w20 recently. Still, 10w30 can be used in a snowblower instead of the 5w30 oil. Canada. If it flows better, it's not a 10W-30. Can You Mix 5w-30 and 10w-30? – Safety Aspects. This is because the fuel economy might be. 10w30 – NOACK volatility rating that clocks in at 7%. Briggs and Stratton approved 10w30 and 5w30 synthetics for lawnmowers, snowblowers, etc. One year, I had some 0W30, and I used that. G. So you can use 5w30 motor oil for your engine because it is recommended and suitable. 5W – 30 and 10W – 30 lubricants have the same viscosity at the operating temperature of the engine. Yes, you can use 10w30 instead of 5w30 engine oil. Shell Rotella meets or exceeds current CK-4 and other standards. This motor oil is used commonly in different types of vehicles. So, you can mix any brand/grade/type of motor oil any time you want. That being said, SAE 30 oil is getting harder to find and not available in synthetic. Feb 7, 2014 / Mixing 10w30 with 15w40 Kubota oil #8. As far as mixing these two types of oils together goes, you should never do it. 5 The Edge is a A3/B4 so a HTHS of 3. If the temperature reaches even higher levels, the 10W30 will not be very efficient and you should go with the 15W40 oil. The 10W-30 oil is a great choice for heavy loads, stop-and-go traffic, and extreme heat, thanks to its thicker sealing action oil. What oil Can you mix with 5W-30? These two motor oils are very similar in viscosity; hence, they might mix perfectly in your engine. I was wondering is it ok to continue using 5w-30 Pennzoil Platinum Synthetic Motor Oil in my Yamaha F75 Outboard. 5W-40 may flow a bit better than 10W-30 in freezing temperatures, but at 40C their kinematic viscosity is close. Both 0W20 and 5W20 have almost the same properties when utilized in fair-weather temperatures, so they are technically compatible. The only difference is how well each oil works in cold weather. I might bump up to 5w-30 next oil change because my piece of shiat is burning oil. They are both multi-grade oils and are compatible with each other. If the oil will be in the engine during winter and you live in a place where. Lubrication. Yes, it is perfectly safe for you to mix 5W-30 and 10W-30 engine oils. Florida. However, the owner’s manual of your car determines the best oil for your car engine. There are car drivers who have been mixing 20w50 oil to 5w30 oil and using it in their vehicles. " I agree that mixing oil viscosities isn't really necessary though. In an 07 I do no think it would be an issue at all to go 2. 10w30 and 5w30 have different viscosity ratings. Last oil change I used 2 quarts of 5w-30 G-Oil and 2 quarts of MS5K HM 10w-40. 4,373. Many people wonder if they can mix 5w20 and 10w30 motor oils. If you lived in Siberia, I would be a bit more concerned about it. #3. Hearing just a slight knocking on start up till it warms up. Ie you can use 10w30 but swap to 5w30 at the next change. . O. Still, the safest way to do this is. Each oil weight gets designed for specific weather conditions and driving styles. How does an oil shear its cold rating? 10w30 would either shear down to a 10w30 with a slightly lower cSt or shear down to either a 5w20 or SAE 20. 5w30 oil is lighter, and its density is less. Their oil for whatever reason seems to run best in these Command V-Twins. It is safe to mix 5w20 and 5w30 as long as you follow some recommendations. O. In reality, unless it gets REALLY cold by you, i. 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. You should not mix 10w30 and other oil weights. 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. First, mixing motor oil grades can create an oil pressure decrease as the engine revs higher. + 2oz Auto-RX and K&N filter, replaced. Mar 12, 2013. But there is a difference in the density of both of these oils. Will you like something which won’t be helpful for you at all? Well, that’s what mixing 5w30 with 10w30 seems like. Simply put, viscosity measures a liquid’s resistance to flow (aka its thickness). 0L which is a 7. Let’s take a closer look. Don't mix oil, just use the recommended 5W20. This problem can cause a bearing to go bad due to spinning. In the case of 10W30 oils, the temperature range is -25°C/-13°F to 30°C/86°F. SAE 5W-30 SAE 10W-30 SAE 15W-40 SAE 20W-50; Viscosity at Cold Temperature (cP) 5,000: 10,000: 15,000: 20,000: Viscosity at Hot Temperature (cP). At $3. This means that the 5w30 motor oil will be much better than the 5w40 motor oil. Drivers can get used to one car oil manufacturer because of certain properties. In cold climates, the viscosity of 5w30 is 5. 5)/2 = 9. Moreover, we’ll then look at whether or not you can mix 10w30 and 5w20 engine oils for your car. 5W30 is ideal for winter use, while 10W30 is slightly thicker and better suited for warmer weather conditions. On my daughter's oil consuming tercel, I add 1 qt of 20-50 Castrol HM to see if thicker. The main difference between 0w20 and 10w30 motor oil is viscosity. 10w30 is not approved for any M5. In your scenario, as long as you stay >10°F above freezing it wouldn't matter between 5w30 and 10w30 since they're both 30 weight and the first number doesn't come into play until cold temperatures. Member. 9. 7%. 5 of 5-30 if it was newer. If you're mixing the leftovers from 5qt jugs to use in your lawnmower, yes. Engine oil 10w30 instead of 5w30. The 5w30 motor oil has a low viscosity of five (5) and a high viscosity of thirty (30). To conclude, you can mix 5W20 & 5W30 provided that they’re from the same brand and API. It’s pretty much okay to mix. This is because both 10W30 and 5W30, meet the SAE standard for viscosity at engine operating temperatures. #3. 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. 7L HEMI which relates to valve timing. #7. I would just use the 10w30. TCM. Prior to 2011 back to 1999 when these series engines came into production, the recommended oil weight is 5W30 for year around use, but in any temp above 0 degrees, 10W30 may be used. Nov 23, 2021. Welcome !! That should be the 3. If I was you though, I would just run the Valvoline VR1 5w-50 synthetic and not worry about trying to mix oils. Mixing 5W-30 and 5W-20: The Verdict. First, it’s important to understand the numbers in motor oil grades like 5W30 and 10W30. On the other hand, Mobil 1 5W-30 Advanced Full Synthetic Motor Oil reduces friction. The 0w30 is a special kind of motor oil. The 10w30 lawn mower is a multi-grade oil type with a viscosity of 10 at lower temperatures and 30 when operating at higher temperatures. However, it’s generally not recommended to mix motor oils with different. Can I mix in 5w-30 oil with 10w-30 oil?The add packs are pretty much identical, the base oil and VI content would be the biggest difference. This is because a 5w30 oil would flow more easily in low temps than 10W30 or 10w40. The “W” stands for winter, and it’s a measure of the oil’s flow at 0 degrees Fahrenheit (-17. Yes, you can mix 20w50 oil with 10w30 oil. That is usually 100°C (212°F) when the engine is running (in an average engine). In extremely hot ambient temperatures, 120F+, I'd use 5W-40/10W-40. But 10W oil is thicker or has higher viscosity when cool. I believe I have put in about 1/16 of a quart to top it off after about 2500 miles since the last oil change. Yes, you can mix SAE 30 with 10W30.