Can I Use 5w40 Instead Of 10w30

In the meantime, I'll keep using my Mobile 1 group III stock, with a proven track record, at 3,000 mile and 50 hour oil change intervals and my engines will keep pumping. Low viscosity multigrade was introduced to use up the large amount of light lubricating oils that were not economic to convert to petrol. the sudden switch to 5W40 will make you feel like your car gone weak and sluggish. Mixing 5w 30 and 10w 30 So I'm changing my oil today, and I have 5 quarts of 5w30 and 5 quarts of 10w 30, both the same brand. Kia doesn't even spec 10W30 as an alternative to the engine if no other's are available. 5 mm) and stroke (79 mm instead 75 mm). Both oils have additives that prevent them from thinning as much as they otherwise would when heated. Ford, Honda and Daimler- Chrysler specify 5W-20 or 0W-20 motor oil for most gas engine powered cars and light trucks. Using a 5W-30 for long interstate trips would not be such a good idea because it can get too thin in Hot Aussie weather and not protect your engine properly. So I changed the oil again but used 10w-40. Nevertheless, if you encounter an extremely cold weather, it is recommended to warm it up for at least 30 seconds before you drive. Q: I can't find diesel-rated 10W30. Many times it can be a fixed viscosity, like 30w, vs a multi-viscosity oil. Because although 10W30 is stated recommended in the owner's manual, I still put abit thicker for added heat protection. Oil viscosity goof: Got 10W-30 instead of 5W-30 I have a 2004 Outback with the H6 and I just bought 6 quarts of 10W-30. Engineered to maintain viscosity, lubricity and compressibility at extreme temperatures to help safeguard against brake fading and vapor lock in racing, performance and street applications.



Brake Fluid. Look at the reports on the 10w30. Can you use 10W40 instead of 10W30 motor oil? i have a jeep grand cherokee laredo 2 wheel drive. Our Mobil™ 5W-40 motor oil products are formulated to provide heavy-duty protection and long drain capability while also maintaining the efficiency of modern emission systems. 3 Porsche Opel/GM-LL-B-025 High quality engine oil for modern passenger cars with demanding engine performance. Q: Can i use 5w30 synthetic blend motor oil instead of using 5w20 even tho it calls to use 5w20 My car has 141000 miles. I recently punched my first dirt bike, and was about to do my second oil change when a buddy told me I was using the wrong oil type. I can't seem to find this anywhere locally. So I changed the oil again but used 10w-40. The manual also notes that 5W-40 is the factory fill oil, and other sources have indicated that it is a conventional mineral oil, not synthetic. A 5w-40 at 68 ℉ has the same viscosity as an SAE 5 weight engine oil. let me add on to this, let's say the bike calls for 10w-30 for cold temps and 20w-40 for warmer temps. I feel this is a very general topic for all car owners on this board. You can also step up to a high-end full synthetic cycle oil like Motul 4T 300V 5W-30 or Redline, Amsoil, etc. by craftsman,. SAE 5W-40 0. 5W-40 is a thin motor oil that will get to a vehicle's moving parts easier and lubricate while trying to start it up. This oil is an improved formulation to improve fuel economy. My 5 doesnt burn oil, so that isn't a problem My 3 burns oil, so which ever oil I use, I need to have more of it. 0L which one do you use 15W40 or 5W40?.



Depending on the climate it is best to stick with the recommended oil weight for your vehicle. I believe our summer conditions can be similar to Jordan. Some parts of the engine are built to work well with a specific type of oil. I used Rotella T6 in my 696 (2011) last fall but did not notice any clutch slippage. i recommend that if your car is over 20 years old then use a heavier oil in it. I use (and strongl recommend) Castrol Syntec 5W40 (full synthetic oil) in my V6 Sonata for all-year-round use. 8T you have mentioned in past questions. 300V has less detergents and dispersants vs. Check to be 100% sure. You lived in hot climates you could use 10w-30 or even 20w-40. Aslong as its fully synthetic it will be fine. But I don't, I live in N. Car due for servicing 110k, driving stock latio sports, intend to use Amsoil EO, should i use 5W30 or 5W40 ? Any advice? all along you using which one?? if you used 5W30 all the while. My car has an automatic transmission. I actually used the 5W40 from Mobil1 in my 96 chev and wanted to use it in the TB, but they had reformulated it for diesel use and started marketing it for those engines. He recommended Rotella 15W-40 (diesel oil) instead of Mo.



Can I safely use 5w-30 oil? Hey there, thanks for writing in. 5 quarts of the 10w30 left because my dad needed it to put in his honda generator. com FREE DELIVERY possible on eligible purchases. I know that 15W40 is a heavier weight oil than 10W30. What Is the Difference Between 10w30 and 10w40 Oil? The two oil types differ in their high temperature viscosity, and 10w40 is thicker than 10w30 when it comes to high temperatures. Running Cold. But, if it's a hot running air cooled engine, and you use it in the summer, a straight 30 oil would be better. I don't ever see 5W40 as a recommended viscosity to run. SERVICE LIFE. It's not energy conserving and works fine with a wet clutch. oil change add 5w20 instead of 5w30 Mechanic add 5w20 instead of manual recommended 5w30 for oil change on 2003 Buick century. Yes, a lower viscosity oil like 5w20 will provide less protection than 5w30 in normal operating conditions. 5W40 Amsoil or 15W40 Amsoil? I have a question and would appreciate people who have actually used Amsoil and maybe have done some UAO's. A 5w-40 at 68 ℉ has the same viscosity as an SAE 5 weight engine oil. 10W-30 is not approved by Ford for bio-diesel and it is hard to get away from bio-diesel. 15w40 fine too, but can't use it in winter. eg: 10w40/5w40->0w40, 10w-30/5w30->0w30, 5w20->0w20 etc.



That's good enough for me, and works just fine in my 763, but if your not comfortable using off-brand oils, use the Bobcat stuff. I've checked the manual and it's rated for 10W30, but I'm wondering whether it would be safe to use (say) 5W20 instead. My question is, Is there any reason I couldn't use Mobil 1 10w40 (High Mileage) instead of the Volvo 10w40. A couple of months ago, following the untimely demise of my '08 6. It was designed to be used in vehicles for all year use. I have ten quarts of mobil 1 0w40 at home and thought about getting the Castrol 5w40, thinking it might mix better with the Mobil, but I got the 0w30 being that it is the famous GC. I only noticed after 500 miles when I brought the old container to the recycling. I would like to know if anyone using synthetic oil in their four stroke lawn mower? I know it is bit of overkill but my mower uses only about less than 400 ml. It is safe to use a diesel oil in your gasoline engine, provided the diesel oil meets the appropriate specifications and viscosity requirements of your engine. According to the manual, using multi-viscosity oils like 10W30, above 40F (4 C) degrees, can cause high oil consumption and possible engine damage. oil change add 5w20 instead of 5w30 Mechanic add 5w20 instead of manual recommended 5w30 for oil change on 2003 Buick century. what are the implications of 5w30 or 5w40 instead of 5w20 engine oil. My manual allows for straight 30, 10w30 or 15w40. Welcome to the North American Subaru Impreza Owners Club. It is thicker, so it can handle the extra heat better. 5W20 is thinner multi-grade oil that is pertinent for quick starts in the lowest temperatures. This oil is uniquely designed to help provide unsurpassed levels of performance, cleaning power and engine protection, while meeting the demanding ILSAC GF-5 performance standards. More robust solutions that'll take more high-temp stress than the 10W-30 include the 5W-40 M1 recently released, or if you see your oil use go up with the 10W-30 you can spike it with maybe a qt of 15W-50 at your next oil change - this ought to stabilize consumption. I changed the oil with some dino 10w-30 and drove it to and from work for about a hundred miles. There is a huge advantage of using the thinner, 10W-30 at startup where 90 percent of the engine wear occurs.



Do I apply this to my own stuff? Sure. I would recommend a synthetic 10W-30 API SE rated motor oil. 5w40 is often used in higher mileage engine sand performs better in warmer temperatures. Castrol® EDGE® is an advanced full synthetic 5W-40 motor oil. Can i use 4 cycle oil instead of 10w30 car oil for my Geo Metro 1996? I am broke and need oil for my Geo Metro 1996 I noticed I have 4 cycle oil, this might be a dumb question but can I use it for like a one time thing or ?. You’ll want to use 5w30 after that because the viscosity is better for engine longevity. Read your manual dude. Porsche 911 (1965-89) Porsche 912 (1965-69) Porsche 930 Turbo (1976-89) Multi viscosity oils are one of the great improvements in oils, but they should be chosen wisely. in a cold climate though, the T6 5W40 would comply with the specifications given in the manual. My car has an automatic transmission. In other words, a 5w30 flows better in cold weather than a 10w30 motor oil will. Everyone has an opinion… I know several people who are running a Mobil 1 synthetic 0W40 in all their vehicles. Is it really necessary to use a marine oil?. I would recommend you use an oil that still contains ZDDP, since it is beneficial to older engines. Sound of start up using different oils in a Renault Clio 1. Which 30 Weight Oil Do I Use, 0W-30, 5W-30 or 10W-30? We get asked this question so often that we have included this special page dedicated exclusively to answering the question. I have heard of guys running a 5w 40 during the winter but never 10w30.



When to Use 10w30 vs 10w40 When choosing an oil, you should always use the rating specified by the engine manufacturer to ensure adequate lubrication of all internal components. For off-road, indirect-injected and other diesel engines including those using fuel with over 0. i'll notice my FC drop quite abit after changing to w40. I know the late model 350's can starve for oil at the rod bearings if you run a 10W40 in cooler climates, so 15W40 would be a bit much. when it hits 300k i will switch to 20w50 or straight 40 weight oil. They use 15W40 in all of their engines, both gas and desiel. the weight of the oil doesn't make much difference, but more so how often you change your oil. But still, it is important to know what your car needs and give it that whenever possible. Nothing there to cause concern. I was planning on changing the oil in December with 5w40 because it will be getting below zero frequently this winter. They are both used for work and play, including ploughing, seeding and dragging food plots. However, if it is too expensive or not available for use , you can always go with the 5w40 , which is just as good and will not cause any damage to the engine parts. I put about 30 hours on the generator with 10w30 as per manufacturer recommendation. Advantages 10w40 versus 5w30 (semi v fully?) explain? Whats best for reducing oil consumption- thicker oil so it can't get passed the O-rings? Whats the difference between 5w30 and 5w40. 5w40 is often used in higher mileage engine sand performs better in warmer temperatures.



Can be used in place of CD oils. Engine oil additives or after-market products are not recommended for use with AMSOIL 10W-30. well, im ok with that, but my manual says use 10w30, under the hood is a sticker and says use 15w40, and the oil cap says 5w30. But they often find the need to add oil between changes to maintain oil levels and ensure engine performance. Since we seem to be splitting hairs over oil I thought this would be a good topic to discuss regarding the merits of 5w40 over 10w30 or even 15w40. 5W30 and 10W30 in a same brand will have the same viscosity at operating temperatures, but the 5W30 will have less resistance to flow when cold as opposed to 10W30. Read your manual dude. This additional resistance caused by the oil can increase fuel consumption and reduce fuel efficiency. A 10w will work in fairly cool temps alright, just warm the engine a bit prior to riding (means start and let warm up) to circulate the oil. I have a tractor mower that changes to a snow blower for the winter,. This might result in a drop in fuel economy, especially during the winter months. in a cold climate though, the T6 5W40 would comply with the specifications given in the manual. So if you could please explain why you use 5w40 instead of 5w30 or 10w30. my boss own a ford explorer 2014, the manual states that only 5w20 should be used for servicing. 0w20 is too thin and flows like water in my opinion.



I was thinking if I could find a 5-30 that was rated for diesel use (CJ4) that I could just use it in everything as it is close enough to virtually all the specs. I would gladly use the Volvo oil but I have to buy it online and I can get the Mobil 1 at the local WalMart. Depending on the climate it is best to stick with the recommended oil weight for your vehicle. 5w40 has poorer fuel economy. Otherwise Hondaline HP4s is a full synthetic 10W-30, but a bit pricier. Please suggest if this is worth the effort. TOTAL QUARTZ 7000 FUTURE GF-5 Technical data sheet update: March 2012 Some variations can be expected under normal production conditions, but these should not affect the product's expected performance irrespective of the site. The first numbers 10W and 5W are referring to viscosity at cold so that the lower t. , are lacking in lubrication quality, why is it that engines are not being destroyed at a high rate? Is there moly in my motor oil? Is moly bad for my engine? What oil should I do if I have an older, higher mileage engine? Can I use a synthetic?. You can use synthetic oil but I would not recommend 5w40. Depending on the formulation, 10w30 can be more shear stable than a 15w40 or 5w40. I would like to know if anyone using synthetic oil in their four stroke lawn mower? I know it is bit of overkill but my mower uses only about less than 400 ml. let me add on to this, let's say the bike calls for 10w-30 for cold temps and 20w-40 for warmer temps. 10w30 is a upgrade, I use syn. It is safe to use a diesel oil in your gasoline engine, provided the diesel oil meets the appropriate specifications and viscosity requirements of your engine. Can you use 10W40 instead of 10W30 motor oil? i have a jeep grand cherokee laredo 2 wheel drive. And yes you can use 10w40 for your car because toyota has multi viscosity range for the weather climate and make sure the oil has the Api aproved and meet sm or sn.



Can any one advise how much mileage we can get from this oil? Sent from my Xperia using Tapatalk 2 Mileage totally depends on driving conditions but I would say any where between 5k to 8k is totally safe but do change the oil filter after about 5k as fuel quality in Pakistan is very poor that causes a lot of suspended matter in the oil its self. If you aren’t sure, or don’t have the manual or someone who can advise you, remember this: if you are going to use 5w20, don’t use it for anything over the first 100,000. When to Use 10w30 vs 10w40 When choosing an oil, you should always use the rating specified by the engine manufacturer to ensure adequate lubrication of all internal components. When I pointed this out the attendant responded that 5W-40 is the oil they give customers recommended to them by the dealership and he insisted I should just use it. Q: I can't find diesel-rated 10W30. What kind of oil should I use in my engine? Can I use synthetic oil? 10W-30 (Command Oil) is recommended for Command, Courage, Command PRO, Command PRO CS, Triad OHC, and Aegis engines for temperatures above freezing (32°F, 0°C). 10W30 vs 15W40 yr round use If you had to choose a oil that you had to run all year, would it be better to go with 10W30 or 15W40? My 05 work truck, I can only have the oil changed once a year (only goes about 6000 miles a year), currently I had the truck serviced in August with Motocraft 15W40 and it does not like the single digit temps we. The 10w30 has no Vii's but the 5w30 has a base oil that doesn't break down as much under heat and has the best hths you can find. Probably better since it's been 100+ degrees for the last month. I have a spread sheet on my computer were a put all of the info for each of my small and large engine regarding the oil type and amount, spark plug types, hours changed, etc. Can I use 10W-40 engine oil instead of 5W-30 in my 2004 Mazda6 Luxury Sports Hatch - Mazda 2004 6 question. I recently punched my first dirt bike, and was about to do my second oil change when a buddy told me I was using the wrong oil type. Why do smart guys (like bismic, etc) recommend using 5w40 instead of 15w40 in. 5W40 motor oil is an oil ideal for use in vehicles that operate in cold climates. developed (later to be called GL-6) to offer the protection needed. Read your manual dude. 0mg KOH g-1 or less, or if it's 50% of the virgin oil TBN, the oil is considered unfit for engine protection and there is a risk that corrosion could take place. Connecting rods length is the same, but the compression height of pistons is shorter by 2 mm (30.



The lower viscosity oils are used because of the tighter machining tolerances used in todays engines. I know the manual says only use 15w40 but on a few website forums and people I've talked to have gone with a 5w40, they said it will be actually better in the summer time having a lighter oil? What would be the negatives if I was to run a 5w40 instead of the 15w40 just for 3k-5k miles?. In such cases, the thicker 10w30 has to be used, instead of 5w30. I used Castrol Edge full synthetic (API SN) 10W-30, and he mentioned that the car oil may damage my clutch. For the past 5-10 years it seems auto makers are stating what oil to use, no matter the climates. For all my old clunker B&S engines, the instruction booklets say SAE 30 for above freezing, and 10W-30 for below and above. Manual specs out API: SE, SF, SG, SH, SJ 10W-30 or 40. If your area is cold then use thinner oil like 5W or 0W. 5w only mean it can flow under -30'c condition while a 10w under -25'c, the first number are SAE "Winter" rating. Does anyone on this forum use these oils or do you just stick with 5W-30? I would think 0W-40 would be the best choice for protection in cold weather and hot temperatures, but have not see any XC drivers using them. No problems. Mobile ones 0w-40 oil would fit that bill. So if you could please explain why you use 5w40 instead of 5w30 or 10w30. Can you use 10W40 instead of 10W30 motor oil? i have a jeep grand cherokee laredo 2 wheel drive. Can any one advise how much mileage we can get from this oil? Sent from my Xperia using Tapatalk 2 Mileage totally depends on driving conditions but I would say any where between 5k to 8k is totally safe but do change the oil filter after about 5k as fuel quality in Pakistan is very poor that causes a lot of suspended matter in the oil its self.



Also if thinner oils are left too long and start to break down the 30 ( hot viscosity ) drops even lower then you can really get into trouble. I put about 30 hours on the generator with 10w30 as per manufacturer recommendation. 10w30 is a upgrade, I use syn. 5 liter on 10000 Km). For others, this does not come into play. For the past 5-10 years it seems auto makers are stating what oil to use, no matter the climates. 5w40 is often used in higher mileage engine sand performs better in warmer temperatures. I feel this is a very general topic for all car owners on this board. i know 10w30 is recommended for an oil change, but all i have is 10w40 in my garage, i asked the guy at advanced auto parts if i can use 10w40 instead of 10w30 and he said yes its no problem. My car has an automatic transmission. If you run a "thinner" oil in an engine than it was designed to use, there is certainly a chance that the engine will wear out prematurely. TOTAL QUARTZ 7000 FUTURE GF-5 Technical data sheet update: March 2012 Some variations can be expected under normal production conditions, but these should not affect the product’s expected performance irrespective of the site. My '04 Yamaha F115 owner's manual calls for a grocery list of api ratings that I can't match up. We're here to simplify the process for you. (I told them to look in the thrunk for oil type as there is a spare can inside) Is this a problem, Was it correct to switch around types? Previously i had a small amount of oil use (0.



But 2 oil changes now, one by dealer, and one by me have both used 10w40. For others, this does not come into play. It's not energy conserving and works fine with a wet clutch. Can 5w30 Oil Replace 5w20 Oil? Although it is best to use the oil viscosity recommended by the manufacturer of a given vehicle, it is sometimes acceptable to substitute 5w30 oil for 5w20. In my previous car I used 5w40 although recomended oil was 5w30. The second number (30, 40, 50) refers to oil thickness at 100c (operating temperature). You can get it delivered off fleabay 5L is aound £28. Using a 10w-30. I have a tractor mower that changes to a snow blower for the winter,. I run 10W30synthetic and have had 0 troubles after 350 hours on my 17hp kawi. 10w30 can be very hard to find with JASO MA approval for wet clutch use. Only ran pennzoil 10w30 the entire life of the truck. Can you use 10W40 instead of 10W30 motor oil? i have a jeep grand cherokee laredo 2 wheel drive. So if you could please explain why you use 5w40 instead of 5w30 or 10w30. I also tried Mobil1 5w-40 Truck and SUV formula for a while.



Yes, a lower viscosity oil like 5w20 will provide less protection than 5w30 in normal operating conditions. For this reason, it's recommended to use it instead of 10w30 for vehicles operating in cold climates. Page 20- 2015 WRX Used Oil Analysis Thread Service & Maintenance. 00 MercedesBenz 229. Depending on the climate it is best to stick with the recommended oil weight for your vehicle. note: If you are drivers, i think you should have the best bluetooth obd2 scanner in your pocket to find found in your car when check engine light blinking. Air cooled motors should use SAE 30 during the summer months, I generally start using SAE 30 in my garden tractor May 1st give or take a month (depending when it has 25 hours on the oil) Spring and fall I use SAE20 when the temps are above 32 and winter 10W30 temps below 32. in a cold climate though, the T6 5W40 would comply with the specifications given in the manual. Even Cummins specifies that you can use 10W-30 in moderate temperatures for. Aussie dealers are instructed to use 10w-30 full synthetic. I was thinking if I could find a 5-30 that was rated for diesel use (CJ4) that I could just use it in everything as it is close enough to virtually all the specs. Now when I got home I noticed on the invoice that they used Total quartz 9000 5w30 and my audi dealer always used 5w40. You can use 5w30 but if your vehicle is still under warranty, then you might risk them denying a claim down the road. I have a spread sheet on my computer were a put all of the info for each of my small and large engine regarding the oil type and amount, spark plug types, hours changed, etc. When I asked the service rep, he told me its the same thing. Once it gets warmer in your area you can switch back to 10W and Synthetic is a great idea only if your motor has like over 1,000 or 2,000 miles on it. SAE-30 is an acceptable substitute if temperatures are above 50°F, 10°C.



It is thicker, so it can handle the extra heat better. The recommended oil for Honda mower is SAE 10W-30. But I don't, I live in N. notice the focus is on the first number (cold temp designation/rating). I changed the oil with some dino 10w-30 and drove it to and from work for about a hundred miles. I use Rotella 5W40 synthetic (shell) but you live in the UK and i don't know if you have shell. Can I use 5w 40 instead of 5w30? If you are racking your brain to choose between 5w30 and 5w40 , we recommend you go with 5w30. Using an oil with a low viscosity can lead to excessive metal to metal contact between moving parts. If you lived in really cold climates they'd tell you to use 5w-30. I make sure I check oil levels before every use. Have fun and ride safe. The "40" indicates this is a bit thicker than the average motor oil, which is usually 30 for most cars, and it lubricates the engine more than average while it is hot. CITGARD SynDurance 5W-40 is ideal for engines operating in a wide temperature range, thereby avoiding the use of SAE 10W-30 in winter and changing to 15W-40 during summer months. It would make more sence to me just to buy one weight of oil. When I pointed this out the attendant responded that 5W-40 is the oil they give customers recommended to them by the dealership and he insisted I should just use it. As you know, Canada can get blooooody coooooold. My question, Would it be ok to start using 5W-40 instead of 0W-40.



But my oil pressure is already at 23psi idle. I now only have 3. and it also has a chart which i think is the more relevant piece of information wioth the recommended temperature ranges, and both 10w30, 10w40, 10w50 and 15w40, 15w50 have exact same temp recommendations, cheers, the 20w40 stuff is half the price, and the 20w50 is even cheaper. 5W30 would be better for wear protection. Besides the engine oil offers excellent engine protection to minimize engine wear. Some of the models actually have specs saying 10W30 is ok if you can't find 5W30 and the weather is above 0. If you run a "thinner" oil in an engine than it was designed to use, there is certainly a chance that the engine will wear out prematurely. What's more, Mobil 1 oils meet or exceed the toughest standards of Japanese, European and U. There is no danger mixing synthetic and conventional motor oil; however, conventional oil will detract from the superior performance of synthetic oil and reduce its benefits. The number "5" in 5W40 represents the oil's viscosity in cold temperatures. I can't seem to find this anywhere locally. It is thicker, so it can handle the extra heat better. Can be safely used in most power equipment like tractors, lawnmowers, pressure washers and generators. com doesn’t specify details of 5w 40 Grade and Castrol India doesn’t even display this grade under magnatecs. the number before the "w" tells how liquid or fluid it is. The manual says to use 5w30 oil in my car but i want to try the royal purple synthetic oil because of the amazing reviews and videos I've seen on load tests. Some higher mileage engines consume more oil of the lower viscosity types: if your engine use just under a litre every 1000 miles you might use a higher viscosity than recommended by the manufacturer. Can I Use 5w40 Instead Of 10w30.