Can I Use 15w40 Instead Of 10w40

My preferance for synthetic oil, based on reading here, would be Scheaffer's 9000 5W40, or Redline 5W40. If it was a 172/182 id run it on 5w-40 fully synth myself. Before you think about can I use 10w30 instead of 5w20, it is vital to know which oil type is suitable according to the environment. Can i use 15w40 instead of 10w40. I read an interesting post regarding the use of straight SAE 40 vs 15W40 in 4 stroke engines. Prior to the development of multigrade oils, drivers had to use a thicker oil in summer and a thinner oil in winter. Colder than 10 below 5W-30 is recommended. That number refers to the viscosity (or thickness) of the oil that you should use. So, check out what would happen if you use 10w30 instead of 5w20. Not recommended where an API GL-4 or GL-5 gear oil is required. If the engine is cold the 10w could take slightly longer to circulate but this would be very marginal and unlikely the source of you problem. If your engine only calls for 15W40, please only use that grade of oil; big engines are too expensive to risk. 5w40 fully synth is a bit light and was not designed for your engine try 10w40 semi-synth. I run the 5w30 magnatec for 7500 km before changing oil and filter. I had an `86 5000S (Gasoline model). I went to the dealership today, they reccomended I only run 10w-40 (manual says 10w-30). Consult your owner manual for oil viscosity ranges which are temperature dependent. 20W50 is actually a fairly specialized petrol engine oil formulated for use in engines made generally before 1980. Castrol GTX MAGNATEC is a premium full synthetic 10W-40 that offers superior wear protection. Better For Loose-Clearance Engines. correct to sue the heavier oil instead of the manufacturer suggested 5w20. 10W-40 used in a vehicle that operates at 200 degrees may have the same viscosity as 10W-30 used in a vehicle that operates at 150 degrees. 35 years of experience. Recommended for use in various racing applications, and motorsports. OK, so I feel smart to have paused before I put the Rorella 15w-40 in for the winter. Can I put 15W40 in my lawnmower instead of 10W30? Yes, it will flow slower when cold, but not by much as long as the outside temperature is above 50F. The viscosity level of engine oil 20W50 is geared toward racing engines, as opposed to high-mileage engines, that run extremely hot and need heavy load operation. It's actually diesel truck oil so i guess it works with primitive engines like ours and has those 'anti-wear additives' or ZDDP i think it's called. You can use anything from 0w40 to 15w40. 8 percent worse than the base 15W-30. Engine Oil 30W, 40W, 50W, 5W30, 10W30, 10W40, 20W50, 15W40, & TYPE A ATF. Pennzoil High Performance Engine Oil is a multigrid oil of equal weight (viscosity) for use in gasoline engines in a variety of SUVs, light vans and trucks, as well as passenger cars with more than 75,000 miles. The 5w-40 seems to work really well in the transmission of my 2 stroke. The difference between 10W30 vs. 10W30 and 10W40 engine oils are very similar. Well, in my experience with the OE 15W-40 diesel oil can't be beat. The instructions say to keep running on it for maximum of 200 miles or until oil consumption reduces, but the engine is not using an appreciable amount of oil, so I am wondering whether I should continue the process until I reach the 200 miles, continue for less than that, or change to the Shell 15W40 mineral oil which I have ready. Warmer, and so thinner, oil ensures that the engine not only receives enough oil, but that all moving parts within it can work optimally. Winters can routinely stay at 0 and go below. If you can find a mineral-based oil that lists API CC or CD classification that would be fine - it was the standard back in the day. I've never seen a diesel egine oil of that viscosity, they are usually either 10W-30 or 15W-40. Due to improvements in todays hydraulic wheel motor designs, lubrizol is no longer required by our hydraulic component supplier (except 4600). I'm not saying you can't use 10w-30, more so that I just don't understand why you would, when you could use the 10w-30 that is specified. Yes the 5 part will give some additional protection during start up. Hi every one iam new here so my car has due for service and i want to change the engine oil but iam not sure 100% which grade should i use 10w40 or 10w30 or 5w30 and i have aurion 2011 and has 98,000 ks on it. 15w 40 would be a better choice for warmer weather use. Not happy, first time using nulon oil and now my engine feels harsh and rough is the only way i can describe it and feels like i have a really heavy oil in the car even tho it's only 15w 40. 10W-40 is also a very close alternative to the 10W-30, and would be more suitable. Regardless, if it's just a driver, nothing special, stick with a tier III base oil (Castrol/Valvoline/Mobil1) and you can't go wrong. For the test samples, I decided to use two types of oils designed specifically for motorcycles and three types of fairly standard automotive oil. Can i use 15w40 instead of 10w40. If you were in an area of extreme heat, such as a desert area, it would be nicer to have the 5W-40, but for most areas, there will be little functional difference with the 5W-30. There certainly, are some difference between 5w40 and 10w40 oil and after reading this post, you should able to know if can You use 10w40 instead of 5w40 for your vehicle. I can easily find 10w-40 and believe this will be fine. If you have a high mileage engine and are still using 5W30, 10W30 oil then try upgrading to 10W40, 15W40 or even 20W50. Central 2/17/2021 to 11:59 p. Conventional multiviscosity oil's are made by taking a lighter oil and adding viscosity index improver's to make the oil perform as a thicker base oil would at high temperature. These include temperature and the engine. If there is a dividing line (not apparent) between the two viscosities, it is around 57 degrees. i'll use a specific oil designation for ease. Rotella T6 (blue jug) in my GW Trike. The 10W-40 you mention would most likely be for petrol (gasoline) engine service anyway. Lack of oil pressure can be caused by low oil level, weak oil pump or oil too thin to lubricate. Now TVS-Suzuki recommends to use SAE 20W40 for TVS Fiero (or Suzuki Fiero). As ALWAYS, the viscosity of the oil you need to use depends on the climate and driving conditions. People here have used different grade too : 10W40, 15W40, 0W40. Yet, they are still too thick to use until they both warm up to operating temperature at which point they have the save viscosity, around 13 to 14. I use it on both sides. At operating temperature it is exactly the same. Well, Andreas Badi, this question has an easy answer. And the word is that full synthetic oil sometimes leaks from the rear of older ST1100 engines. When I asked the Service Manager about it, I was told that BMW is slowly phasing out the 15W50 and all bikes will be using the 5W40. Ive always used Valvoline in everything from the scooters, lawn mowers, cars, and everything in between. 0W30/0W40? no point paying for the premium. 1st I'd mix it with no concern but if I was 1/4 or 1/2 way up the full dip stick I wouldn't add any and also not worry. make sure that this is within your temp range. Our winter temps are similar, and I mix 50/50 5w40 synthetic with 15w40 dino in my Mercedes for winter. In flat conditions, where obviously you would get the best fuel economy no matter what the oil, a 15W-40 oil performed nearly 0. i'll use a specific oil designation for ease. Sure, the move to 5w-20 was partially due to fuel economy. But neither the Helm or owner's manual even hints at using 10w-40 under any condition or climate. 10w30 can be very hard to find with JASO MA approval for wet clutch use. My question is, Is there any reason I couldn't use Mobil 1 10w40 (High Mileage) instead of the Volvo 10w40. Discontinued use of Lubrizol. If your car has over 75,000 miles on the odometer, Castrol GTX High Mileage 10W-40 can help protect. I change it frequently. I noticed that they used Advantec Ultimate 5W40 instead of the Advantec Pro 15W50. Mobil Super 2000 X2 10W-40 provides:. 30, while a quart of Yamalube 4-M is $4. I found the best oil to use is 15w50 Penrite MC4-ST 15W-50 superior performance premium engine oil with 100% PAO & ESTER, full synthetic BASE OILS combined with the latest Additive technology including *FULL ZINC + (exceeding 1800+ ppm levels) for maximum engine, gearbox & clutch protection against wear, corrosion, oil. Diesel Engine Oil ? Pennzoil. Why You Need To Change Motor Oil Regularly. ,,I have a 1997 328i with 147,000 miles,,the engine is in excellent condition,,would Shell Rotella 5w-40 or 15w-40,,be ok,,which one would you think is the better of the 2. 5, A40 for the same price of the conventional 15W40 SL E7, 228. Guys who own 100-125 cc bikes can use Shell Ax5 Advance mineral oil as it will fit your bike engine requirement and it will easily run 2000 kms. When I was living in Texas I used 15w40 and 20w50. That number refers to the viscosity (or thickness) of the oil that you should use. But neither the Helm or owner's manual even hints at using 10w-40 under any condition or climate. com DA: 19 PA: 33 MOZ Rank: 52. Can I use 10W 40 instead of 15W40? A 10W40 oil will be thicker in the cold than 15W40 oil, but they will have the same viscosities at higher temperatures. 10w40 will be superior to bulk shop oil. At high temperatures, the 5w30 oil is thinner than that of 10w40 since 30 is lower than 40. Can 5W30 be used instead of 0W20?. Mineral Oils Versus Synthetic Oils. Wouldn't you know it, the Shell Rottella T 15w-40 that many on this site recommend was prominently displayed on the end of the oil isle for $12 a gallon. Synthetic 5W-30 can be used in all temperatures. And why are u using 1200ml engine oil,1litre is what is recommended,1200ml after complete engine dismantling. 1980, that was forty odd years ago!. Using 10w40 instead of 5w30 also not good for the startup of the engine; Using 10w40 in place of 5w30 is also not good for the startup of the engine especially in cold temperature, and your engine could cause damage due to low lubrication and cause more wear and tear to the engine. For instance, since a lighter base stock is used in the 5W formula, the lubricant may have more evaporation than a 10W or 15W. 10W40 Motor Oil Characteristics. The only Mobil-1 that would be appropriate is the 15w-50 Extended Performance which is no longer produced domestically. Valid for inline as well as V8 engines. A question like; can I use 10w 40 instead of 5w 30 in your car and the difference between 5w30 and 10w30 oil to help give your car the best mileage There are different blends of motor oils, and these oils come in different viscosity, thickness, and ability to withstand high temperatures. Were they producing a 10W-40 or 15W-40, they may have to use either a higher grade of base oils and additives or add viscosity improvers. Using 15W-40 concerns me since it is heavier than 10W-40. 10w40 is thicker than 5w40, ONLY when cold. , and had consequently more of the nasty V. Guys who own 100-125 cc bikes can use Shell Ax5 Advance mineral oil as it will fit your bike engine requirement and it will easily run 2000 kms. 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. This refers to its fluidity or thickness. TOYOTA says get new rings b. Small engines typically use SAE 30 single-weight detergent motor oil service-rated SG or higher, but some can use multiviscosity oils such as 10W-30 or 10W-40. A precise blend of top-quality, mineral-base oil and ultra-clean additives provide superior. , and never had any failure related to oil. SuperTech tested out as a decent (not great) oil, but is right up there with most of the name brands at half the price. When I asked the Service Manager about it, I was told that BMW is slowly phasing out the 15W50 and all bikes will be using the 5W40. The 40 in a 10w-40 simply means that the oil must fall within certain viscosity limits at 100°C. anyway as long as it is a CH-4 synthetic and either 0W-30 5W-30 5W-40 or 15W-40 you should be okay. The only reason why i am still using the HDEO is that i think the higher HTHS and base oil viscosity will give me better oil pressure and protection. A question like; can I use 10w 40 instead of 5w 30 in your car and the difference between 5w30 and 10w30 oil to help give your car the best mileage There are different blends of motor oils, and these oils come in different viscosity, thickness, and ability to withstand high temperatures. JASO-MA oils don't contain friction modifiers. 35 years of experience. Can be used in place of CD oils. I use 10W40. It was not included in this article for that reason. 5% weight sulfur. Well, in my experience with the OE 15W-40 diesel oil can't be beat. Many engines that run 5w-20 could 5w-30 or 10w-30 without any problems. Using the 20w50 in the summer is the best in the summer and the 10w40 is best in the winter. Synthetic 5W-30 can be used in all temperatures. SAE 30 motor oil is commonly recommended for use in a lawn mower engine, but the safest best is to use the type of oil your lawn mower manufacturer recommends. Regards, Edited June 20, 2005 by Kelpie. 10W40 viscosities is the thickness at hot temperatures. The liqui moly 10w40 I use is a synthetic oil, just like the mobil1 and amsoil 10w30. On my last oil change, I switched to the 15W-40 Signature series Max-Duty synthetic Diesel oil. SAE 15W-40 from -15 oC to + 40 C. If you put 15W-40 oil in an engine with an oil level sensor, the sensor may indicate an incorrect oil level reading. Winters can routinely stay at 0 and go below. The difference between 10w30 and 10w40 is the thickness of the oil at operating/high temperatures, at which 10w40 is thicker than 10w30. Not recommended where an API GL-4 or GL-5 gear oil is required. The 20W-50 oil requires more polymers and is more prone to viscosity and thermal breakdown. Mercursier, Yamalube, Amsoil, and other synthetic oils come in this weight. I'm currently using Mobil 1 122454 Delvac Extreme Diesel Engine Oil, 10W-30 - $74 for 4 gallons. The 10W-30 performed nearly 0. 5% weight sulfur. That evening,before I even rode it after the change,I just for the heck read a few forums about oil,and low and behold,one said not to use synthetic oil in the Chinese scooters because the metal to cast the case was cheap and porous,and that synthetic oils. Can I use 5W30 instead of 15W40? If the manufacturer’s recommendation for your engine allows you to use 5W30 oil, you can use either 5W30 or 15W40. after 3K miles using 15W40 but drops quicker if I use 10W40 - in about 2K miles. but u can use 10W30, 15W50(really cold climate), 5W30, 5W50. 5w30 will do,i had a mazda b-3000[wich is a ford ranger] the oil cap said 5w20 but the ownwers manuel said 5w20 or 5w30. In the 80's GM and Ford stopped warrantying motors if you ran anything thicker than 10w40. It will say on the bottle if it's diesel oil. 2mpg from the engine. SAE 15W-40 from -15 oC to + 40 C. My '90 300E gasser is down part of a qt. Crank it over till nothing else comes out. In principle, we can always use oils with a broader viscosity index than the one specified by the OEM, which is a minimum required. Often 10W-30 or 10W-40, the same motor oil types that are used in vehicles, can also be used in a lawn mower. If it is API CJ-4 10w40 (Penn doesn't make a 10w40Diesel oil), it doesn't matter vs 15w40, same lubricity on the hot end. Can be used in place of CD and CE oils. Castrol GTX MAGNATEC is a premium full synthetic 10W-40 that offers superior wear protection. 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. Using Vanellus Turbo 15W-40 with CleanGuard TM technology you know your engine is up to 30% cleaner*. 5 and above is fine, so at least a 40 (unless heavily ester based), if using in winter a 20W is a bit thick for good cold flow and oil temps will be low so a 10W40. This has caused problems in diesel engines, but fewer polymers are better for all engines. August 1, 2008. The "50" refers to the thickness of the oil when the motor has been running for a while. Now, it is true that the VII's are coiling polymer additives, and it is true that they can break down in many ways. EPA Tier 4 equivalent and below. 10W-40 Oil instead of 5W-40. The 40 in a 10w-40 simply means that the oil must fall within certain viscosity limits at 100°C. This is a recommended product if you plan to use to 10W40 instead of 10W30. In fact recently, when I picked a 5 ltr can of Mobil Delvac MX 15W40 for my Ritz D, the seller recommended use of MGDO 5W40 instead of Delvax MX 15W40. ,,I have a 1997 328i with 147,000 miles,,the engine is in excellent condition,,would Shell Rotella 5w-40 or 15w-40,,be ok,,which one would you think is the better of the 2. Another simplistic view is that 10W-40 can be regarded as normal for UK use (with the singular exception of 5W-30 for Ford Zetec engines), although 5W-40 or 0W-40 will give better cold-engine protection. Personally, I use synthetic ATF year round. So it is also true that fewer polymers is better, which is why I choose the SAE grades I do when it comes to dino oils (I NEVER use 5w30 or 10w40 anymore). Certainly 10W30 and 10W40 will work in almost all but severe cold conditions where you might have to switch to 5W30 in winter. How ever, in 2 stroke Detroits, such as at the 8v71 (aka 318 Detroit) and 6V92T they specify SAE 40. Better For Loose-Clearance Engines. Convoy DHD is a high performance, heavy duty, low ash, SAE 15W-40, Original Equipment Manufacturer (OEM) Warranty, Fully Licensed/Approved mineral diesel engine oil designed for use in vehicles with and without Diesel Particulate Filters (DPF). That's close to a 1 percent difference. I prefer it on these older engines. it's the bigger number that counts anyway when it comes to the oils viscosity when warm. A 10w40 is the same as a 5w40 at running temperature. BMW doesn't "make" any engine oil. Don't get just any filter. Therefore in cold temperatures we can state that the SAE 10W-40 oil is better than the SAE 15W-40 oil. Essex rotary recommends the use of 10w40 or 15w40 oils in modern rotary engines, there are exceptions to this notably the use of Synionic(R) Rotary Formula oil, this comes in a 10w30 viscocity however being specially formulated for the rotary engine along with its ionic bondng properties makes it a great choice if your happy to pay the same. I suggest the AC filter for the carb'd 4. Comments: Wayne. They are fluids designed to go into every part of a tractor; the engine, the hydraulics, the transmission (whether it's auto or synchronised), oil. I think the new Syn Diesel weight is 5w40 if I remember correct. Also you can look at all P Numbers at. Maxima Extra 10W40 is actually spec'd right on the borderline between 30 and 40 weight, so you can actually think of it as either a very "heavy 30" or a very "light 40". This bugs me since we have been using 15w40 since the 70s back when IH said to run 30wt. I also tried Mobile 1 15-50 once and my car didn’t like it and used more than I expected in 5K miles. Receive free shipping when you purchase 5 quarts (or 1 gallon) of motor or diesel oil. That's not the end of it though. It used SAE30 as I recall. Multigrade oils were available and BMW for example recommended 15w40/20w50 as the summer grades for 2002's. Colder than 10 below 5W-30 is recommended. I have those problems and use 15W40 RELUCTANTLY, and using this oil in the WINTER is DANGEROUS in my opinion as the oil may not get up fast enough in cold weather, I need to drop to 10W30 in the WINTER. I barefoot about 70% of the time, tube the kids 20% (too much imho) and 10% slalom, so the majority of the time the RPM runs 4000 plus. 10w-40 oil of any kind is unacceptable. i recommend 10W40 though. 10W30 are mostly mineral oil, 5W30 or 0W30 would be synthetic. A question like; can I use 10w 40 instead of 5w 30 in your car and the difference between 5w30 and 10w30 oil to help give your car the best mileage There are different blends of motor oils, and these oils come in different viscosity, thickness, and ability to withstand high temperatures. I use amzoil 5-40 synthetic in my x748. 10w-40 will always be better than 15w-40 but both are 40 year old tech and won’t let your engine stay healthy for all that long. i want to use synthetic. This is caused by lack of oil pressure. Let's sum up the best generator oils for specific weather:. A 10W40 oil is a multigrade oil that has two viscosity or flow grades. 00 for 5 litres. I used Castrol CRB Turbo SAE 15W40 CH4. The 15W40 specification sound pretty close to the required 10W40, but I am still unsure if I should go ahead and safely use it (instead of 10W40). A precise blend of top-quality, mineral-base oil and ultra-clean additives provide superior. That number refers to the viscosity (or thickness) of the oil that you should use. The manual recommends 15W40 for temps over 30*f, and towing. Follow your manufacturer's recommendations as to which weights are appropriate for your vehicle. Also, can you use 5w40 instead of 15w40?. is Rotella 10w-40 instead of 5w-40 okay to use. 2 percent better than the 15W-30. This is a fixed limit and all oils that end in 40 must achieve these limits. Basically I went to the dealer, asked for what I needed for an oil change and was given this. Can i use 15w40 instead of 10w40. Your vehicle does not use 5W-30 oil. This kind of oil is not designed specifically to be used in a lawnmower. The problem in your case is kind of mystery between Oil and Oil filter, that doesn't means that Shell Helix gives issues,there are many users using shell helix, im using shell helix since long with TOTAL as well that too 10W40. If you like Castrol products, and they are good products, you should consider using something with a little less spread. Guys who are using 150 cc and above cc bikes & looking for power and performance, I suggest them to use Shell Ax7 10w-40 semi synthetic oil as it will easily last 2000-2500 kms without any hassles. We all want to make these engines last as long as we can. Only 2 left in stock. It does burn oil but not too bad. Even though you can and will find car oil with the same viscosity ratings (i. John Deere prefers that 10W-30 be used in all its gasoline-powered engines, including those on riding mowers. Can I use 5W30 instead of 15W40? If the manufacturer’s recommendation for your engine allows you to use 5W30 oil, you can use either 5W30 or 15W40. Using higher viscosity oil is ONLY good for the pre-2000 engines that have rubbing element lifters or if they have oil pressure problems at idle. If you live in tropical areas where the temperature is ever high, you can consider using 15w40. I have heard that pouring a $13 bottle of synthetic in the primary is wasteful. I believe that the seal not only can leak externally were we see oil leakage/loss/smoke but it can leak internally at this o. View on Amazon. Now I'm a little confused about the weight- I think I should buy 10w-30, do you agree? or will I be ok with a 15w-40? Also, is it ok to use a regular car oil filter instead of a Kubota brand? Would like to get my stuff at the local auto part store instead of having to go to the tractor store. Running In Oil may be used in engines where SAE 15W-40, 20W-40, 20W-50 SAE 30 viscosity grades are specified by the manufacturer. If your engine only calls for 15W40, please only use that grade of oil; big engines are too expensive to risk. If you insist on running a thicker oil than the 5W-20, use the 5W-30 but nothing thicker. This is a fixed limit and all oils that end in 40 must achieve these limits. Due to improvements in todays hydraulic wheel motor designs, lubrizol is no longer required by our hydraulic component supplier (except 4600). Retail MRP price would be slightly higher. It recommends 10W30 for cold weather operation. However, that is what the dealer provides. Of course, if you want to accelerate engine damage so that you can get a new car, using 15W40 would be heading in the right direction. As for the Geo, others on the forums swear by the use of the European spec oils in these tiny little engines. Chevron Supreme BTW. The winter viscosity number dictates cold-start performance. If you get cold winters mild summers and it doesnt burn oil, I would definitely go with 0w-30. See the curves in Widman's paper. Therefore in cold temperatures we can state that the SAE 10W-40 oil is better than the SAE 15W-40 oil. A weight of 30 when hot is very common, and ideal for many engines -- but if you're having problems with engine wear or leaks, the 10W40 oil will provide more protection for a running engine. It will also go over the benefits of using thicker oil versus thinner ones for vintage. 10W30 are mostly mineral oil, 5W30 or 0W30 would be synthetic. In winter the end user may experience a benefit by moving from an SAE 15W-40 oil to an SAE 10W-40 oil. Discontinued use of Lubrizol. Hi, am using Motul 10w40 on my Suzuki ts185, in the manual it says to use a good quality SAE 10w-40 multigrade moto oil. Since the cold temperature viscosity rating is the same at '10W', we can safely assume that these two motor oils will be able to resist becoming solid at a. The 10W-30 & 10W-40 are normally "S" rated only, they probably won't have the CD rating required. Switched to Amsoil 15w-40 and did the very same trip got one mile to the gallon better fuel economy. This, in essence, means that the engine does not receive enough oil for it to run optimally at speed. The -40 and -30 are numbers which describe the high temperature viscosity of the oil, with 40 remaining "thicker" at higher temperatures than the 30. When I went to fill it up I saw they had thrown in 15W-40 instead of 10W-30. Aslong as its fully synthetic it will be fine. 10w40 Diesel engine oil, it's usually a Europe or Canada thing. Full Synthetic Oil. Using 15W-40 concerns me since it is heavier than 10W-40. 0 Turbo (66 kW) Capacity. If used on an engine that works with 5W20, it will improve fuel efficiency as it has less drag at the crankshaft and is better at startup during cold temperature. The 10W-40 you mention would most likely be for petrol (gasoline) engine service anyway. Personally, I'm using the 5W-30 full-synthetic in my V-6 without any problems. Buy the selected items together. 10W40 oil will perform cold starts better than 15W40 oil. John Deere 32 oz. 99 at my local dealer. Sure, the move to 5w-20 was partially due to fuel economy. Is this ok? I did read as long as the second number is the same it is no problem and it is the same stuff anyway or something. I used to use Castrol 5W-40 Synthetic Diesel oil which is pretty much identical in formulation (as far as I can tell) to Rotella Synthetic 5W-40, which is also marketed as a diesel oil. , and had consequently more of the nasty V. with 120,000 + miles on it the 10w-40 oil is correct oil to use If it was in my shop it would have been 15w-40 older engines need a heavier grade oil to compensate for wear and to keep the oil pressure to the maximum when idling the 5w-30 is for new engines or engines operating in temperatures of 0 or minus temperatures. I found I got smoother, and lower effort, shift lever operation after switching to 10W-40 motorcycle specific oil. Aug 5, 2004 8,357 9 81. with 120,000 + miles on it the 10w-40 oil is correct oil to use If it was in my shop it would have been 15w-40 older engines need a heavier grade oil to compensate for wear and to keep the oil pressure to the maximum when idling the 5w-30 is for new engines or engines operating in temperatures of 0 or minus temperatures. Just remember to change it more often when you use mineral oil. Kohler oil, but like anything else, all engines can be a little different. Any thoughts? 15w40 too thick? (I live in central florida so the cold really isnt an issue) how much lucas should I use? (all of. Warmer, and so thinner, oil ensures that the engine not only receives enough oil, but that all moving parts within it can work optimally. A gallon of regular Rotella runs $13 at WalMart. I use 10W40. View on Amazon. The original OEM approvals guarantee a maintenance service during the warranty period. make sure that this is within your temp range. Using 20W-50 oil in higher ambient temperatures may reduce oil consumption. Wouldn't you know it, the Shell Rottella T 15w-40 that many on this site recommend was prominently displayed on the end of the oil isle for $12 a gallon. I don't know if this represents a savings for you or not. I plow with my tractor and plug it in. 10w-40 oil of any kind is unacceptable. The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W-40. The SAE 5W-30 oil can be used in most 1991 and later vehicles, and can provide a fuel economy benefit of one to two Percent relative to SAE 10W-30 Motor Oils, and even more at cold ambient conditions. Some motorists desire a higher viscosity, and it may be easier to find a 5W-40 or 15W-40 diesel oil than gasoline oil Diesel oil typically contains more robust detergency additives than gasoline oils It is safe to use a diesel oil in your gasoline engine, provided the diesel oil meets the appropriate specifications and viscosity requirements of. They can't have that, the bottle says Honda it is made specifically for your machine, that is what they want you to believe. 11 Answers11. In the rest of the world Ford recommends 5W-30 in the Focus. Is it OK? By the way, am from Mauritius, winter: 20 -24 deg C and summer: 27-32 deg C. 20W50 is actually a fairly specialized petrol engine oil formulated for use in engines made generally before 1980. If Pennzoil 15W40 Marine Oil is not available in your area, we suggest using 20W40 or 20W50 oil meeting the API specification of SJ/CG4 or better. You can use 15W40, but a 10W40 (or even a 5W40 or 0W40) would be better. Personally - I have always used good quality 10W40 or 15W40 or 20W50 in the summer in my engines in Wisconsin and 5w30 or 10w30 in the winter. For even more effective start up protection, use a synthetic 10W-40 instead of a conventional 20W-50. I've been using Delo 400 CI-4+ 15W40 with excellent results for 60k+ at 7 to 7. Also Know, can I use 10w 40 instead of 5w30? The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W - 40. Guys who are using 150 cc and above cc bikes & looking for power and performance, I suggest them to use Shell Ax7 10w-40 semi synthetic oil as it will easily last 2000-2500 kms without any hassles. with 120,000 + miles on it the 10w-40 oil is correct oil to use If it was in my shop it would have been 15w-40 older engines need a heavier grade oil to compensate for wear and to keep the oil pressure to the maximum when idling the 5w-30 is for new engines or engines operating in temperatures of 0 or minus temperatures. Toyota sold me brand new Aygo filled with 10W-40 semi synthetic Oil. There is enough information that you can find in the resource folders or even in the web. Originally Posted by AppleSei. it feels so bad i'm actually considering dumping it never done an oil change where the engine feels rough after it normally I always notice the car running much smoother. Can I use 5W30 instead of 15W40? If the manufacturer’s recommendation for your engine allows you to use 5W30 oil, you can use either 5W30 or 15W40. 15W40 is only heavier than 10W40 when it's cold. Size: 1 Gallon. Ive been using 10w40 4 stroke engine oil in my 15 250sx and my last 12 250sx (as well as teh gearbox in my RMZ 4 strokes since 2009 with no dramas) Rotella 15w40 meets more specs than any other oil. 10W50 should work year round, however 15W40 seems more popular. The 10W-30 performed nearly 0. Wish the oil I use was on the report as it is not a racing oil and is purported as having a high Zinc lever. 0 Turbo (66 kW) Capacity. What you have to worry about is sludge in the oil pan and oil pump screen. 10W-40 was always the default until recently they started saying 10W-30, it's the same with Honda Quads I work with every day. 1L this fall. My recommendation based on HOT climate down south and not so prominent winter to shout out. Were considered pretty stable. Any expert advice would be greatly appreciated! S. Diesel spec oil works pretty good in our bikes. Using 15W-40 concerns me since it is heavier than 10W-40. The 20W-50 oil requires more polymers and is more prone to viscosity and thermal breakdown. Trader Rating: 1. Many motorcycles use one oil to lubricate the engine, transmission and primary chaincase. I honestly cant take a risk with a 3 month old car. Never a problem. They called for 10w-40, they since stopped recommending that TSB, but the engineers obviously knew that a 40 weight would still flow. In fact recently, when I picked a 5 ltr can of Mobil Delvac MX 15W40 for my Ritz D, the seller recommended use of MGDO 5W40 instead of Delvax MX 15W40. Our engines need ZDDP. In the rest of the world, BMW recommends Castrol. There is enough information that you can find in the resource folders or even in the web. Most cars use a separate gearbox oil and most cars have a dry clutch. 10w30 can be very hard to find with JASO MA approval for wet clutch use. You can still use 10w30 engine oil, but it dilutes much faster and damages the internal components of the engine. I use rotella 5w40 instead of 10w30 because 5<10, 40>30 and it has increased zinc and detergents. It's also really cheap which is a plus- got the big jug from an auto parts store for like fifteen bucks, and it's good for about two oil changes. I can't tell you whether it safe is to use 10w40 in your hydro system or not but I can tell you what I do. I specifically buy this oil because it's 15w40 and is still API/SG rather than up to modern API/SL standards. Thanks in advance! Susie. I have run it down to 20 degrees, but I usually go to 10w30 in winter. 10w40 will be superior to bulk shop oil. Using a break-in oil not designed to handle high-shear applications can lead to damage. Well, in my experience with the OE 15W-40 diesel oil can't be beat. I used to use Castrol 5W-40 Synthetic Diesel oil which is pretty much identical in formulation (as far as I can tell) to Rotella Synthetic 5W-40, which is also marketed as a diesel oil. Can i use 15w40 instead of 10w40. the oil weight (viscosity) is critical when extreme temperatures outside dictate it. This gives you the viscosity bump to hopefully reduce oil consumption while not stressing the oil pump or engine on cold morning starts. Licensed by the API (American Petroleum Institute) to meet SN Plus and API SN specifications ensuring quality and satisfaction. Central 3/2/2021. Rotella T 5w40 (and 15w40 back in the day) have been used for years over hundreds of thousands of miles in VE TDIs. Can I use 5W30 instead of 15W40? If the manufacturer’s recommendation for your engine allows you to use 5W30 oil, you can use either 5W30 or 15W40. For what it's worth, today at Wal-Mart I picked up the 5 qt jug of Mobil 1 synthetic 10w-40 for $23. Tigeryumyum 4 years ago. Personally, I use synthetic ATF year round. The main difference between SL and the SM rated oils is a reduction in the friction reducing agents to "save" catalytic converters. Apparently, the boxers are using less oil with the 5W40. The 10W-30 & 10W-40 are normally "S" rated only, they probably won't have the CD rating required. Then to the STOU type of oil. Can I use 10w40 instead of 10w30 in my generator? The only difference between 10w30 and 10w40 oil is their thickness at engine operating (hot) temperatures. Re: Oil that you use in your Goldwing. I would stick to with 10w 40 and give it a hundred miles or so before you start to see benefit. The 15W-40 would have the CD rating or higher. We carry different categories of each type of oil for gas engines, diesel motors, racing, motorcycles, marine applications, and more. My truck used too much oil with the 5w-30 and the UOAs weren't all that hot so I quite using it long ago. If you were in an area of extreme heat, such as a desert area, it would be nicer to have the 5W-40, but for most areas, there will be little functional difference with the 5W-30. Most small engines need 20 to 24 fluid ounces of oil. If I'm out, Rotella 15w-40 or Trop-Artic 10w-40 is the next jug behind the seat to get used to finish the day. Can I use car engine oil in my motorcycle? This can be risky. Can't be worse than what I have in there now. Car oils usually have additives to reduce friction that can make wet clutches slip. it feels so bad i'm actually considering dumping it never done an oil change where the engine feels rough after it normally I always notice the car running much smoother. hi peeps, i think i used a correct title, if not, let me know. Can I put 10w40 instead of 5w30? Your vehicle does not use 5W-30 oil. The questions of whether you should use motorcycle vs. The difference between 10w30 and 10w40 is the thickness of the oil at operating/high temperatures, at which 10w40 is thicker than 10w30. There can be a noticeable difference in oil consumption between 10Wxx and 15Wxx oils even though the viscosity index difference is only "5" on the low side. NOTE: when changing oil, Penrite recommend using Penrite Engine Flush, a fast acting, solvent free, engine cleaning formulation that. In truth, in the UK. No problems. For moderate Fuel efficiency and wear prevention, I will pick 5W30. When I rode a 650 Vstar it turned many a mile on Rotella with zero problems. Multi-viscosity oils with a lower W number are specifically designed to flow better, and thus lubricate better, at very low temperatures. You can find it here:. All 5w40, 5w50, 10w40, 15w40, 15w50, and 20w50 oils which I have found are not energy-conserving and can be recommended for general motorcycle use. The synthetic T6 runs $20 a gallon. , 5W-30 or 15W-40, etc. I don't know what your manual says but niether of mine say anything about using 15w40 oil. In the rest of the world Ford recommends 5W-30 in the Focus. AMSOIL can formulate their 10W-30 and 15W-40 with no viscosity index improvers but uses some in the 10W-40 and 5W-30. Likewise synthetic vs. I prefer it on these older engines. 3,516 Posts. Car oil will do the trick. Thus, using the rating specified engine oil assures sufficient lubrication of internal components. I use 5w40 rotella t6 in my bike that calls for 10w40 or 20w50. If the engine is designed and manufactured to use a 10W-30, it can improve fuel economy and power over using a 15W-40. If 10W40 is specified, 15W40 should not be used, but 5W40 is superior, 5W50 also and 0W50 will provide an even better engine protection. To pick one example at random, Mobil 1 SAE 0W40 will easily stay in grade for 10k-15K in most automobile applications. If you live in tropical areas where the temperature is ever high, you can consider using 15w40. View on Amazon. The main difference between SL and the SM rated oils is a reduction in the friction reducing agents to "save" catalytic converters. wots the next grade up from that?. The very first time I used it about 5 yrs. I use the shell rotella 15w40 on everything i have. Multigrade oils were available and BMW for example recommended 15w40/20w50 as the summer grades for 2002's. Dolphins' Tua Tagovailoa gets response from. If your engine only calls for 15W40, please only use that grade of oil; big engines are too expensive to risk. correct to sue the heavier oil instead of the manufacturer suggested 5w20. As to the viscosity, they start out with thin oil 0w30 0w40 so they can claim better mileage in the car magazines, he recommended much thicker, 15w40 15w50 for summer use in +50 degree weather, thinner if you drive in winter which is unlikely. car oil is a debate that has raged on and on for decades now. The W is the standard that specifies winters. In this video from the. Here is the information from the 2009 R1 Service manual. Essex rotary recommends the use of 10w40 or 15w40 oils in modern rotary engines, there are exceptions to this notably the use of Synionic(R) Rotary Formula oil, this comes in a 10w30 viscocity however being specially formulated for the rotary engine along with its ionic bondng properties makes it a great choice if your happy to pay the same. Im not very happy about it. So you can use the 15W-40 if you don't mind rebuilding the engine at 90K-100K, otherwise use the oil designed and specified to run in these motors. Thus, using the rating specified engine oil assures sufficient lubrication of internal components. So that's where I begin to wonder what the advatages of using either one are. Fill the crankcase slowly. The van has 145,000 miles on it. It's also very highly regarded by Subaru turbo people across many Suby forums. AMSOIL was the first company in the world to adopt synthetic technology for automotive lubrication by launching the world's first API certified 100% synthetic motor oil in 1972. I know I can use 15 or 10w on my sports bike but my 125 I think wasn't supposed to take 15w. If you have a OH cam engines and do a lot of starting in cold weather using 15w 40 is a good way to ruin your cams and lifters. Now, it is true that the VII's are coiling polymer additives, and it is true that they can break down in many ways. Originally Posted by AppleSei. That cant do any damage can it?. Can I use 5W30 instead of 15W40? If the manufacturer’s recommendation for your engine allows you to use 5W30 oil, you can use either 5W30 or 15W40. DieselDriver2003. Part 2: Changing the fork oil. Ran better than ever and reduced consumption. So CRB Turbo SAE 15W40 CH4 passes the Recommendation although I read behind the CRB Turbo Can that it is recommended for Light Commercial Vehicles. Product Application Specs • API SM • JASO MA/MA2. I have a nearly identical machine that I bought with a few hundred miles on it in 1992 (it is a 1965) and have run 10W-40 in it for 25,000 miles. I'm kind of partial to Mobil Delvac in a 15W40 and Rotella Synthetic in a 5W40. The 40 in a 10w-40 simply means that the oil must fall within certain viscosity limits at 100°C. Just make sure that what ever you use is synthetic and that it meets or exceeds teh CH-4 rating! J. I'm thinking of using 15W40 on my next oil change with also a quart or so of Lucas oil mixed in. All the turbo cars I worked on called for either 10w30 (older ones), 5w30, or a euro spec oil type. Use a mineral-based oil in it. It used SAE30 as I recall. However, I can not find 15w-40 oil. If used on an engine that works with 5W20, it will improve fuel efficiency as it has less drag at the crankshaft and is better at startup during cold temperature. Finally, some would say that cold-engine protection is the most important issue of all, as 80% and more of engine wear occurs at cold start-up. Your best choice of multigrade 40 is a 0w-40, or a 0w-30 fully synthetic but a 5w-40 or 5w-30 will also be fine. Changing from 10W30 to 10W40 will not do any effect on your engine if you choose right one for the right season. This, in essence, means that the engine does not receive enough oil for it to run optimally at speed. It is not recommended to use a heavier oil then the 40. I persuaded him to use the synthetic equivalent. Get this, even Harley Davidson states "when in a pinch to use a good diesel oil until you can get the genuine stuff" So the Chevron Delo LE 15w40 went into the scooter and now the price is up to $14. Receive free shipping when you purchase 5 quarts (or 1 gallon) of motor or diesel oil. Hello Daniel, the recommended for your Ford Fiesta 1. It is an ongoing debate whether you find an oil with ZDDP or add it later. The 15W-40s with viscoscity indexes of 135 odd. anyway as long as it is a CH-4 synthetic and either 0W-30 5W-30 5W-40 or 15W-40 you should be okay. If I was a betting man, I would say the 5w40 is what I want but figured I would ask first. That's not the end of it though. I took a guess at the year of your bike being a 2012, which the manual says to use "Honda 4-stroke motorcycle oil API Service Classification SG or higher, excluding oils marked as "Energy Conserving" or "Resource Conserving," engine oil SAE 10W-30, JASO T 903 standard MA. lighter oil make cold starts easier and wont affect engin life. Universal Road Grader Oil Road Grader Engine Oil 10w/30 SUTO used in Hydraulics Road Grader Engine Oil 15w/40 E7 Mineral Oil – E9 Top Tier Multi-Grade; Road Grader Engine Oil 10w/40 Fully synthetic Engine Oil SAE 30 Four Stroke – SAE 30 4-Stroke. Show details. Kubota factory owner's manuals often list 10w-30 and 10w-40 as the recommended oil. I found the best oil to use is 15w50 Penrite MC4-ST 15W-50 superior performance premium engine oil with 100% PAO & ESTER, full synthetic BASE OILS combined with the latest Additive technology including *FULL ZINC + (exceeding 1800+ ppm levels) for maximum engine, gearbox & clutch protection against wear, corrosion, oil. The downside of the 10w40 is that it is only meant for motorcycles. '12 Ford Super Duty FX4 ELD CC 6. _____-Walt GNCC # 728 (GNCC - Vet A) 2015 KTM 525XC 2009 KTM 525XC 2009 KTM 450XC. Full Synthetic Oil. 10w40 is thicker than 5w40, ONLY when cold. Motorcycle engines, motorolie, aceite, huile moteur, Subaru, liqui moly, corsa c, and SAE engines can use the 10w30 or 10w40 or both, depending on the specifications by the manufacturers. Why You Need To Change Motor Oil Regularly. I have bought Swepco for my transmission from Stig Hjerrpe. No problems. Aslong as its fully synthetic it will be fine. ), Castrol Syntec 10W40 (synthetic, $3. For example, if your gas engine calls for a 5W-30 motor oil that meets the API SN specification, you can safely use a diesel oil of the correct viscosity that meets the API SP spec. 75 isn't to much at todays prices for good oil in my book, not saying something cheaper wouldn't work. 99 at my local dealer. The engine has 65,000 miles on the rebuild and still goes strong. Can i use 15w40 instead of 10w40. One of the oils I've tried was the 5w40 synthetic Rotella T. Because of this, an oil like 10W-40 will be more resistant to thinning than 10W-30. That number refers to the viscosity (or thickness) of the oil that you should use. The real problem with using 15w40 in place of 5w30 is the increase thickness of 15w40. The biggest difference is however that the 5w40 can work significantly better in colder places that the 10w40. However keep in mind that mixing viscosity of oils is not really recommended and it shouldn't be your usual practice. Using this information you can't go wrong, I use Motul 10W 40 semi synthetic with no problems at all, I change the oil every 3000 - 5000 km, ALSO I change the gearbox oil when I do this, this is very important. This, in essence, means that the engine does not receive enough oil for it to run optimally at speed. Pennzoil 10W-40 High Mileage Motor Oil. Finally, some would say that cold-engine protection is the most important issue of all, as 80% and more of engine wear occurs at cold start-up. Why run 15W-40 instead of 10W-40? And why do some people run synthetic? Added reply in a thread How Often Should I Change Oil? 6/12/2011 6:04 PM. In flat conditions, a 15W-40 oil performed nearly 0. This is why many heavy-duty oils are moving from the traditional 15W-40 to 10W-30. Winters can routinely stay at 0 and go below. I barefoot about 70% of the time, tube the kids 20% (too much imho) and 10% slalom, so the majority of the time the RPM runs 4000 plus. Re: 10W40 for Gear Oil in Massey Ferguson TO30 in reply to Bowana85, 01-09-2020 07:23:15. For use in John Deere 100 series tractors. For the ultimate performance in low and high temperature applications, use Kawasaki Genuine 10W-30, 10W-40 or 20W-50 synthetic blend. Diesel spec oil works pretty good in our bikes. Motorcycle engines, motorolie, aceite, huile moteur, Subaru, liqui moly, corsa c, and SAE engines can use the 10w30 or 10w40 or both, depending on the specifications by the manufacturers. AnswerI would personally use 10w40 or 15w40. 10w40 vs 15w40 When we look at the insides of engines, there are seals that react to interaction with the type of oil that you use for your engine. The 20W-50 oil requires more polymers and is more prone to viscosity and thermal breakdown. The 5W40 is certainly a reliable motorcycle oil that you can use to start-up the engine in freezing temperatures. Thanks in advance! Susie. 2009 CMX250, '89 VN750, 2006 ninja 250. 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. Clearly, there are more motorcycle-specific oil choices in the 10w-40 weight. 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. So use a JASO-MA certified 10w30 oil. I've tried 5w-30 and 10w-30 as well. So far, the oil has performed exceedingly well. Corsa X15 (2015-2021) Engine. It will be poor at circulating and lubricating when you start up. To keep the chainsaw chains and bars working properly, bars must be lubricated with the motor oil. If your car has over 75,000 miles on the odometer, Castrol GTX High Mileage 10W-40 can help protect. The diesel Rotella/Delvac/Delo oils are available in weights other than 15W40 (such as 10W30) but they can be hard to find as most of the class 8 diesels that the oil is specifically blended for are set up to use 15W40. Is this still ok?. Ideally, use a 5W-40 or 10W-40 oil and ensure the engine warms up properly for a few km before speeding up. Formula contains additives and is designed to resist breaking down in high. 3l 5 speed 4wd. but the owner's manual states "do not use 10W-40 oils". That's more than store-brand auto oil, but about the same as a quality synthetic motor oil like Mobil 1. If you insist on running a thicker oil than the 5W-20, use the 5W-30 but nothing thicker. Even though the dealer says that 15w40 is okay to run. As friction can be reduced or minimized by lubricating the contacting parts, motor oil is used for that purpose in vehicles. Due to improvements in todays hydraulic wheel motor designs, lubrizol is no longer required by our hydraulic component supplier (except 4600). Recommended for use in various racing applications, and motorsports. 15W-40 usually costs about the same as tractor fluid/hyd. 4 cylinder engine. Actually though, someone on a forum said that in Germany the Jeep dealers use 15W-40 at all times of the year. My owner's manual recommends 10W-30 when temps are to be repeatedly below 32 degrees F. conventional oil. The "20W" indicates how quickly the engine will start when cold or in cold weather. Tigeryumyum 4 years ago. The more VI additives the worse the problem which is why auto manufacturers decided to steer car owners away from motor oils loaded with VI additives like the 10W-40 and 20W-50 viscosities. The synthetic is thinner when cold (e. You can also use 5w20. Above 32°F (0°C), use SAE 30. Compared to 5W40, the 10W40 is thicker but a little bit thinner than average engine oils. So the part number I ordered was superceded to ship 10W-40 instead of the old 10W-30. It's actually diesel truck oil so i guess it works with primitive engines like ours and has those 'anti-wear additives' or ZDDP i think it's called. Smokin Dog. A 10W30 is equivalent to SAE30 (at working temperature), though to be honest it'll almost certainly be quite happy on common or garden 10W40, they are hardly the pinnacle of internal combustion engine technology In fact the engine will probably be very happy that you can be arsed to actualy put oil in itmost owners don't seem to bother. You can also use the mineral Castrol 4T oil which is around $33/4L. The only down side would probably be the thickness in the winter time. Not maintained very well, neglected oil changes, etc. Is it OK? By the way, am from Mauritius, winter: 20 -24 deg C and summer: 27-32 deg C. The only down side would probably be the thickness in the winter time. 3L V6 (tall skinny filter) V6 MPI and models equipped with a remote oil filter should use MerCruiser 35-858004K (or Q), as should all V8 engines, plus Bob's 3. Prior to the development of multigrade oils, drivers had to use a thicker oil in summer and a thinner oil in winter. If you live in a moderate climate where the ambients seldon get below say 20F for long periods of time then maybe you can use 30W, or even 15W40. 1980, that was forty odd years ago!. Don't cheap out by using a cheap non-synthetic 10w40, don't use the wrong (too low) viscosity for the bigger number (anythingw30). Find many great new & used options and get the best deals for Repsol Speed 15W40 LT. Ago I had just taken a 900 mile trip got 20. Also Know, can I use 10w 40 instead of 5w30? The recommended oil viscosity for your vehicle, according to Kia documentation, is 10W - 40. Yamaha recommends 10w-40. Little engines need very good oils if they are to remain healthy for 60,000 miles plus because they are asked to give more of their available power all the time and that means they heat faster. For kicks, I compared the API rating and the Rottella was actually rated SM while the Mobil. 3l 5 speed 4wd. Best guess. When I was living in Texas I used 15w40 and 20w50. Forward This Operation and Maintenance Manual provides information on engine management and maintenance techniques to cu. The only reason 5W-20 is used is to meet the EPA CAFE standards for gas mileage. I tried the Rotella on advice and it didn't do anything for the oil pressure.