Can You Mix 10w40 With 15w40

I live in really hot climate so 10w-40 is not bad on the engine. CASTROL VECTON 15W-40 CK-4/E9 better Castrol VECTON 15W-40 CK-4/E9 with System Pro Technology™ delivers up to 45% extra performance reserve (compared to API and ACEA industry requirements) that fights oil breakdown and also adapts to higher temperatures for longer useful oil life, giving you confidence in your maximum drain interval. You don't need to rush right out and get an oil change so you'll have "pure" oil. I'm sure the Rotella would be fine (zounds of people use it with no problems, and like I said I've used it on tons of other bikes) but I have a 5yr warranty and you know how companies can be about finding excuses to not honor warrantees. You can conduct some simple tests to confirm an oil mixing problem even without access to a formal lubricant laboratory. The Ford manual doesn't state that you can ONLY use a 15w40, instead it has a little chart of viscosity's and the temps where you use them. so trying to get back. You still end up with a physical mixture of small molecules and large molecules - sort of like mixing golf balls and soft balls. It is made for Deere by Chevron. DURON XL Synthetic Blend 10W-40 Where extended temperature range is needed without any sacrifice in 15W-40 high temperature performance. 52 people found this helpful. Apparently, the use of straight 40 provides better lubrication and wear protection. I have bought a second hand bmw 1982 528i it was bought via a friend and i need to put oil in it. Is there any use for 15W40 engine oil? 5 August 2012 at 3:34PM edited 30 November -1 at 1:00AM in Motoring. The 5w-40 seems to work really well in the transmission of my 2 stroke. Can be used in place of CD-II oils. If you look at oil temperature tolerances, let that be your determining factor. Can anyone comment on GTX 15W40 vs. Most one cylinder gasoline engines use straight SAE 30 non-detergent oil, however the 10w-40 won't do any noticeable damage. It stands to reason that the less VI's needed, the better the oil will retain its viscosity. If your bike needs one of the lighter oils, you could use a light diesel rated oil with a C designation like CG or CH. It delivers extraordinary lubrication in diesel engines found in commercial, fleet and personal vehicles. there is something to consider: air-cooled bikes run much hotter, so oil gets thinner when hot. I asked the service manager at my Honda dealer if it was recommended for the 400ex, and he said it is not because the moly can cause clutch slippage. Ill let the forum decide!!! Again 1990 4. If the owner's manual recommends a 10W-40 or 15W-40, Max-Cycle 10W-40 is the best option. ENGINE OILS - HYDRAULIC OILS - TRANSMISSION OILS GEAR OILS - GREASES - BRAKE FLUIDS - CLEANERS. Yamaha recommends 10w-40. Thicker oil (like 15W40) will make your engine run smoother, and will make the engine last longer. We also have Retail on the Shelf (includes Quick Lube Businesses) and Commercial Accounts available where existing businesses can purchase at wholesale for resale, for their fleet or for their supplies for quick lube shop. 500 Mil (mixed driving), then 20w-50 top-ups are better than 15w-40 for the purpose of ‘staying in the grade’ avoiding the risk of thi. Quite often some manuals recommend a few types, in my current on it suggests i can use 10w30, 10w40 and 20w50 depending on how hot it is outside. Hot oil flows way better than cold. As for mixing oils--and maybe I'll get hit by a can of spam if I say this--you can mix anything, as long as it's appropriate for your engine. Some oils come pre-blended. Oil serves several important functions in an engine mainly lubrication, cooling, efficiency, anti-rust agent, protection etc. Richard Moore Staff Engineer Shell Global Solutions (US) Inc. When done properly, using a full-synthetic or a synthetic blend oil can extend the life of an engine. It might be GTX. 0700CK4-012 SynShield Durability Advantage 15W-40 Diesel Oil, 12 Quart, Bottle (Pack of 12) 4. Any auto oil is fine. * As tested against the industry Sequence IVA wear test. The newest push mower I purchased last summer, with a Briggs 6. Dominator® 5W-20 Synthetic Racing Oil (RD20) 1424. So, the first number tells us the performance of the oil at or below the temperature of freezing water, and the second number tells us the performance at the. Re: mixing benefits of a 5w40 with a 15w40 #534332 09/14/04 12:47 AM. 2005-08-25 115463 I have an 05 VW jetta TDI and it came with synthetic and can only use synthetic if you want your warranty. Everybody's oil is the best!Ive narrowed it down to straight 40# or the rotella 15w40. You can also add about 1/3 to 1/2 bottle of STP to the oil you have been using all along,,,just don't use it with extended oil change intervals. Ultimately, you can't go wrong by following the manual's specs. Liquids that are thin and runny (like water) are assigned a lower viscosity whereas liquids that are thick and consistent. You should also go for oil with a maximum of 10% ethanol as more of that should not be used in small engines. Oil serves several important functions in an engine mainly lubrication, cooling, efficiency, anti-rust agent, protection etc. Magnatec Professional 15W40? I'm yet to find out which 15W40 my mechanic uses at his garage. Plus, with the Stens one-year warranty, you can be assured your part is backed by the guarantee your parts will be defect-free and perform as expected. The speed helps the saw tackle big wood cutting jobs, but all that friction puts a great. Hold on for just one moment, though. You can notice, when the engine vibrates more, you'll have to get thicker oil. 0w20 and 15w40), but for the Ecotec 10w40 and 15w40 are pretty much same same. Why it’s not a great idea to mix synthetic and conventional oil. Now what do you guys think is a better choice to use on a 94 C220? 10W40 or 15W40? Now 15W40 Castrol say's, Diesel oil on it while on the back it says it meets Mercedes standards. So you can rest assured that Shell Rotella ® T5 10W-30 will protect your engine like a heavier viscosity engine oil such as Shell Rotella ® T4 15W-40. ) they recommend 10w-40 or straight 30w. 6 Petrol (K4M Engine) The 5W-30 oil is Valvoline Synpower and the 15W-40 is Castrol GTX More info. I defy anyone to chug a stout. May require a tuning change. my v12 mercedes, my little acura integra. MOBİL SHELL REXOIL CASTROL TOTAL NP trinidad and tobago Chevron/Texaco Esso Super Heavy Duty Brake Fluid Donax HB Rexoil DOT-3 Response DOT-3 HBF 3 Mobil Brake Fluid Universal Donax YB Rexoil DOT-4 Response DOT-4 HBF 4 Mobil Antifreeze Glycoshell Rexoil Ready Antifreeze Castrol Antifreeze Glacelf Classic NP Ultra Radol Pre-Mix CHEVRON HAVOLINE® XLI PREMIX ESSO. 5 litres of new Castrol 15w40 When the engine is cold and checking the dipstick the oil is about 3/4 of the way to the full line so I need about 1 more litre I already have a new 5 litre bottle of Castrol 10w40 at home my friend gave me so can I top it up with that? Mixing the 2 Thanks!. In addition to our premium motor oils for passenger cars and commercial vehicles, we also offer an extensive range of high-performance gear oils as well as various lubricants designed for use in the fields of agriculture and construction. 15W-40 Castrol diesel oil. Can confirm, will not be an issue with the Ecotec V6. Can you mix 15w40 semi synthitic oil with 10w40? Yes of course you can mix them what what would be the reason to do so. 10W40 reduces that, going too thick like 15W40 slows down the oil flow and retains too much heat. Parts are just part of what we do. Motorcraft oils are available in a number of different weights, from 0W-30 and 5W-20 to 15W-40. ) they recommend 10w-40 or straight 30w. A 10w40 oil is the same formula 10w30 with more ( 3 - 5% ) VI improver. However, faced with running low on oil, it would be better to add non-synthetic oil. The 20w50 covers 5c to. I have recently had the misfortune of a small garage putting the wrong oil in my VW Passat 130 TDI. Premium Protection 10W-40 Synthetic Motor Oil (AMO) 1265. Trending questions. 2005-08-25 115462 I use John Deere 15W-40 Plus 50 synthetic blend in my 4410 and Cummins in the Dodge. But that is an opinion and I have no real experience to back it up. What type oil do you use in your club car? A diesel engine would use 15w40 a gas engine could use 15w40 or 10w40. AMSOIL products are made right here in the USA at the Superior. Having said that, don't worry about pre-mixing at the moment just enjoy the. Synthetic blend oil is a mix of conventional motor oils and synthetic base stocks. Therefore in cold temperatures we can state that the SAE 10W-40 oil is better than the SAE 15W-40 oil. A 50/50 mix of 5w30 and 15w40 would probably give you about 10w35. Am i ok to mix these in my 200tdi without any problems? They are both suitable for turbo diesel engines. Which engine oil does my car need? Your car's handbook will list the specification(s) and grades of engine oil that are suitable for your car. 5% weight sulfur. Using a full synthetic oil may help to reduce oil consumption if a mineral or semi-synthetic oil is being used. Aircooled engines require a different additive package than diesels. The 5w-40 seems to work really well in the transmission of my 2 stroke. If the first number is lower, that's sort of OK (***details below). Probably a silly question but the tools at my local NAPA mixed the oil jugs togeather and I ended up with 2 4L 15w40 and 1 4L of rotella 10w30 oil and all ended up in the engine. Hey guys, I have a question that not even the dealer could give me an answer for, just simply put they said use 15W40. In This Guide When to Use 10w30 vs 10w40 High Mileage Vehicles How Oil is Graded Single Grade Oil The first viscosity number, "10" in the case of…. Yamaha recommends 10w-40. Therefore, a 0W40 is better than a 10W40, since both offer the same viscosity (SAE40) at running temperature, but the SAE 0W will circulate more readily during a cold start than a SAE 10W. It gives you that added ability to start in those colder temperatures," says Arcy. 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. The type of equipment you use, the engine within, and the temperature outside determines what type of oil to use, how much you need and the cost of the oil. The 10W-30 & 10W-40 are normally "S" rated only, they probably won't have the CD rating required. Probably a silly question but the tools at my local NAPA mixed the oil jugs togeather and I ended up with 2 4L 15w40 and 1 4L of rotella 10w30 oil and all ended up in the engine. Kubota will not void the engine warranty if you use a API rated HD diesel oil CF or higher , Rotella 15w-40 or Synthetic 15w-40 engine lubricant will work fine. Run your straight 30 during the summer if you want to. I bought some Rotella T6 5w-40 for my wr250f. It stands to reason that the less VI's needed, the better the oil will retain its viscosity. If you have a 2 stroke engine that uses pre-mix fuel, you can go for pre-mixed oil. However, the straight 30 weight can be had from Shell but due to the high acceptance of multi-grade oils, you need to hunt harder to find it. BMW TWINPOWER TURBO LONGLIFE -04 SAE 5W-30 / 1 L. It's 10W40 and I thought that would be ok, but later learnt that there's PD specific oil at 5W40 designed for the PD engines. No need for any fancy filters or disclaimers -- they are SiC!. 00 for a gallon jug. Hold on for just one moment, though. The following viscosities are approved by Subaru: 5w-30 5w-40 10w-30 10w-40 10w-50 20w-40 20w-50. The car currently has castrol edge 5w-30 and the only oil I can find locally is castrol edge 5w-40. DURON XL Synthetic Blend 10W-40 Where extended temperature range is needed without any sacrifice in 15W-40 high temperature performance. 3l 5 speed 4wd. The line includes engine oils, gear oils and coolants. It seems that ACEA oil sequences are revised approximately every two years. If you have further questions about the car, you can leave a. Liquids that are thin and runny (like water) are assigned a lower viscosity whereas liquids that are thick and consistent. The price difference between using 15 quarts of the 5W-40 compared to the 15W-40 is $41. CK4 vs CJ4: Making the Switch. 00 more into the 5W-40, leaving you to come up with $30. Due to excellent base oils and well-matched additives, this mineral engine oil shows the characteristics of an SHPD oil (super-high-performance diesel). VALVOLINE PREM Premium Blue 15W-40 Motor Oil by Valvoline®. It is of a high viscosity and usually contains organosulfur compounds. Rotella T3 15W-40 1325 ppm zinc. I bought some Rotella T6 5w-40 for my wr250f. MOBIL DELVAC XHP ESP 10W-40 20 Litre MOBIL SUPER 1000 X2 15W-40 4 Litre. In that case, don't use the 5W-20, it cannot take the heat, in fact, you should use something closer to 10W-40 in the 3. You can sometimes get incompatibility between different makes of oil but as there both castrol. This can extend the life, particularly in older vehicles with high mileage. AMSOIL Formula 4-Stroke® Marine Synthetic 10W-40 Motor Oil (WCF) is recommended for gasoline fueled four-stroke outboard, inboard, inboard/outboard (I/O) and personal watercraft motors. TOTAL RUBIA TIR 7400 15W-40 is a mineral lubricant used in on-road diesel technology. I've also run Pennzoil 15W-40 and have been fine so far. I read an interesting post regarding the use of straight SAE 40 vs 15W40 in 4 stroke engines. Among the leading part synthetic oils you can choose between are Castrol ® GTX ® Ultraclean, which provides superior protection against the build-up of sludge, and Castrol ® GTX ® High Mileage, which is engineered for vehicles with over 75,000 miles on the odometer, but that don't require a full synthetic. The Land Cruiser holds 8 qts so I've always got some sitting around. 06-07 GSX-R600/750. That's where the 15w-40 comes in. Where to Special Prices Joe Gibbs 01707 XP7 10W-40 Semi-Synthetic Racing Motor Oil – 1 Quart, Case of 12 Shop. you cannot mix synthetic with semi or mineral, and also you cannot mix 10w-40 with 10w-50 you could mix 0w. You can safely swap between mineral, semi, "full" and real synthectics regardless of viscosities. An oxygenated fuel formulated for naturally aspirated engines with CR up to 14:1. Mixing gives you physical properties somewhere between the two grades, but it's not an exact science. Can I mix 5w30 and 5w40 engine oil. However, mixing with other engine oils shoul d be avoided in order to fully utilize the product s ben efits. I'm wondering, will using 15W40 diesel oil eliminate what some may describe as the common "cold piston slap. Synthetic blend oil is a mix of conventional motor oils and synthetic base stocks. Maxima Racing Oils was created for world-class racers who challenge the limits of possibility. Or an oil engineered for aircooled motors. So, yes, you can safely mix synthetic and conventional oil. Before you are able to change the lawn mower oil on your Briggs & Stratton® small engine, it’s important to understand the oil type and capacity required. Your manufacturer may also recommend that you use synthetic oil. The older engines could not regulate the air/fuel mix going into the engine as efficiently as a computerized fuel injector. I tried a number of different oils from mineral(15w40 nulon etc)semi synthetic (10w40 megnatec etc) synthetic (Penrith 5w40 -Castrol edge 5w30 etc) till I came across megnatec 5w30 stop start great oil with a difference really happy finally oh and on a last note I also found nulon 5w30 an excellent oil. AMSOIL Formula 4-Stroke® Marine Synthetic 10W-40 Motor Oil (WCF) is recommended for gasoline fueled four-stroke outboard, inboard, inboard/outboard (I/O) and personal watercraft motors. 15W-40 Castrol diesel oil. Quaker State 550038280-3PK Advanced Durability 5W-30 Motor Oil. Shell ROTELLA ® T5 15W-40 Synthetic Blend with Triple Protection Plus™ technology delivers all the benefits you've come to expect from Shell ROTELLA ®, and then some. While you can use a diesel 15W40, I'd suggest getting the real deal by Onan. 8 out of 5 stars 157 $113. Synthetic Blend Oil. Aircooled engines require a different additive package than diesels. CF-2 OBSOLETE Introduced in 1994. The difference between 10w30 and 10w40 is the thickness of the oil at operating/high temperatures, at which 10w40 is thicker than 10w30. 10W40 is only necessary if you run your engine at extremely high temperatures. 15w50 Synthetic Hydraulic Fluid. Ask Question Asked 2 years, 10 months ago. Only go up in the last number (eg from 10W30 to 10W40), if you notice too much engine vibration while riding. Is it ok to mix the two? The engine is a 2008 2. 10W40 in VW PD TDI - bad news?. However, if you are still not sure, you can consult your car’s owner’s manual or the car manufacturer for more information. q8 formula special fe 0w-30. You can conduct some simple tests to confirm an oil mixing problem even without access to a formal lubricant laboratory. Mabanol provides you with a wide range of different automotive lubricants. It's more than just oil. Note that vehicle requirements may. 5 quarts) and 1 Quart Lucas Synthetic Oil Syabilizer? This is the 1991 170,000 Miles "Needs an Oil Change" 2. I have decided to go with Mobil 1 synthetic 10W-40 High Mileage Oil on my next oil change. 99! Edge 5W30 at $33. 2 Relevant identified uses of the substance or mixture and uses advised against Identified Uses: Heavy Duty Motor Oil 1. but you will notice lower oil consumption until you can rebuild the engine. That’s why AMSOIL formulators built DOMINATOR® 2-Stroke Racing Oil. This means that the 5w30 oil will protect the engine better at low temperatures, usually when the engine is just starting or during weather conditions such as winter. 0 20 40 60 80 100°F. sundaram; To repeat once more with oil spec at mmWnn you can go lower in mm with not much fear, but for nn stay at the spec or higher. Even in the hottest regions, (with + degrees weather), and on a 4 stroke 50cc, I would not recommend anything beyond 15W40. 0TDI PD non DPF. 10W40 reduces that, going too thick like 15W40 slows down the oil flow and retains too much heat. You can flush an engine and use fully synthetic oil after using mineral oil, provided the oil seals are in good condition, but why use mineral oil these days?. Anyone blend 5w40 & 15w40 oil? I know they sell synthetic blends of 10w40 Rotella T5, but thought about blending my own. Racers can't win what they don’t finish. com to carry the motor oil you’re looking for. We pride ourselves on quality products and excellent service, from trucking and automotive, to industry and retailers and wholesalers. Heat an oil mixture or two oils you want to test for compatibility and examine for clarity. If you blend them in a 50/50 ratio, then the resultant oil should be similar to a 10W-40. Sound of start up using different oils in a Renault Clio 1. AMSOIL 10W-40 Synthetic Metric Motorcycle Oil (MCF) is a premium oil designed for those who demand the absolute best lubrication for their motorcycles. Never mix an oil that is rated, say 10-30 or 20-50 with one that is rated, say, SAE30 or SAE20. Is it ok to mix the two? The engine is a 2008 2. you cannot mix synthetic with semi or mineral, and also you cannot mix 10w-40 with 10w-50 you could mix 0w. Below 50, use SAE 5W-30 "SJ". I have a couple of quarts of Elf left (not enough for a full change). You can also get zddp as a stand-alone additive, but I don't think it is necessary if you use one of the aforementioned oils. Can I add SAE 5W40 to the steering fluid reservoir on the International 9400i? What about SAE30 or SAE 15W40? Those are all motor oil. Rotella T 15W-40 and the Rotella T Synthetic 5W-40 are compatible, so they will mix. Chainsaw Bar Oil Alternative. I was at the dealer today, and the guy at the parts counter told me, that they recommend a /15w40 for hydraulic fluid. Now that you have all the important information about the engine oil and viscosity level, you can easily distinguish between the 10w30 and 10w40 engine oil. Having said that, don't worry about pre-mixing at the moment just enjoy the. It's 10W40 and I thought that would be ok, but later learnt that there's PD specific oil at 5W40 designed for the PD engines. I've been doing this for years with my Audi A4 since I couldn't find 10w40 Mobil 1. The oil in your car is pumped through the engine when it's running, protecting it from mechanical wear. If you are looking for an Kit on service for better performance, you are on the right page. Thicker oil (like 15W40) will make your engine run smoother, and will make the engine last longer. The price difference between using 15 quarts of the 5W-40 compared to the 15W-40 is $41. I tried a number of different oils from mineral(15w40 nulon etc)semi synthetic (10w40 megnatec etc) synthetic (Penrith 5w40 -Castrol edge 5w30 etc) till I came across megnatec 5w30 stop start great oil with a difference really happy finally oh and on a last note I also found nulon 5w30 an excellent oil. Can You Mix Synthetic Oil With Regular Oil? So, let’s get to the million dollar question already: Can synthetic oil be mixed with regular oil? And what happens if you mix the two? The short answer to that question is yes, it’s possible to combine the two. I think I will. You can let it cool off enough so you do not burn yourself. best high mileage oil for car engines over 100k / 200k with recommendations We all know how much motor oil is important for proper functioning of an internal combustion engine. You dont want to run the machine if the oil is contaminated. Thank you for your interest in Shell products. john, like blue and others have said, go for it. 0w20 and 15w40), but for the Ecotec 10w40 and 15w40 are pretty much same same. Regardless of mileag e, older diesel engines can also be changed over to TITAN CARGO 15W- 40 with no flushing required. I know even when you drain the pan a lot of oil is still left in the system now can I switch to the 10w40 by just draining the. Heat an oil mixture or two oils you want to test for compatibility and examine for clarity. But, if you do that and you’re still a little confused, you can always ask your local mechanic to give you a full explanation on the differences and benefits of both 10W-30 and 10W-40 motor oil. TOTAL Quartz 7000 10W-40 is perfectly suited to every-day driving conditions. there is something to consider: air-cooled bikes run much hotter, so oil gets thinner when hot. A) For something that's spec'ed for 10w40, running either 5w40 or 15w40 is fine. Synthetic motor oils Full synthetic motor oils typically outperform synthetic blend and conventional motor oils and can enhance the protection and performance of your vehicle. Liqui Moly 3707 Motoröl Top Tec 4200 5 W-30 5 Liter. I've been doing this for years with my Audi A4 since I couldn't find 10w40 Mobil 1. Check your owner's manual for the proper mix ratio. M2C138CJ Mack EO-K2 Engine Oil Mobil ATF 210 Mobil Super 10W-40 Motor Oil Premium Blue 2000 - SAE 15W-40 Texaco 10W-40 Texaco TL-1833 Power Steering Fluid Union 10W-40 Union 15W-40 Unocal Guardol 15W-40 Motor Oil Completely flush the steering system with one of the recommended fluids above only. Manual transmissions and gear-hydraulic-systems in agricultural or construction machinery with HD engine oil of type SAE 15W-30, SAE 15W-40 or SAE 10W-30 or SAE 10W-40 as service recommendation can also be switched to AGRIFARM STOU MC 10W-40. The 40 in a 10W-40 simply means that the oil must fall within certain viscosity limits at 100 degC. Castrol VECTON 15W-40 CK-4/E9 with System Pro Technology™ delivers up to 45% extra performance reserve (compared to API and ACEA industry requirements) that fights oil breakdown and also adapts to higher temperatures for longer useful oil life, giving you confidence in your maximum drain interval. At Costco, we care about your car, just like we care about you. You can mix straight weights like SAE 10 and SAE 30 or multi-grades like 10W30 and 10W40. Particularly suited for situations where equipment is frequently restarted, including fleets with a mix of Class 8 and smaller vehicles with pre ’07 emission standard engines. You should check this before buying or topping up your car oil to make sure you get the right type. For temperatures above 77 degrees F. If both have the same specs bar the 10W then it wont hurt 10W means at 10 degrees and 15W 15 degrees outside temperature, so adding 10w wouldn't do much in temperature wise as long as both are semi or so on with the same API specs. Car oil will work in a bike engine. If temperature of cylinder head reaches 300-350F, (it can be checked by "laser" thermometer), I am pretty sure 20W50 should be used. ca: "If you mix viscosity grades such as a 5W30 low-viscosity oil and a 10W40 higher-viscosity oil, it is reasonable to expect that the resulting product will have viscosity characteristics which are thicker than the 5W30, but thinner than the 10W40. 10w-30 vs 15w-40. Naturally, when you add a truck with a Tier 4 engine to your fleet, you should plan on using the newest oil formulation. What is the meaning of oil? A dictionary would define it as any one of a great variety of unctuous combustible substances, not miscible with water. Mixing gives you physical properties somewhere between the two grades, but it's not an exact science. AMSOIL MCF is the result of extensive research, and it is specially formulated to excel in all areas unique to motorcycles, including high engine RPM, wet clutch lubrication, extreme pressure. Unitek 10W-40 Engine oil is available in the following grades: SAE 15W-40 from -15 oC to + 40 C. The ideal oil weight is 15W-40 conventional diesel grade MB approved oil. However the 10W-40 is a thinner oil than the SAE 15W-40 at cold temperatures. 0700CK4-012 SynShield Durability Advantage 15W-40 Diesel Oil, 12 Quart, Bottle (Pack of 12) 4. You'll find that there are many different oil viscosities depending on what type of environment, driving style and climate the car is subjected to. Mixing mineral and semi won't make any different as 90% of semi oil is mineral based anyway. i’m been using xrev 4t 10w40 semi , liqui moly 4t street 10w40 semi and castrol power 1 racing 10w40 fully so far no problem. Everybody's oil is the best!Ive narrowed it down to straight 40# or the rotella 15w40. order: (800) 242-0489 tech support: (260) 490-0489 fax: (260) 490-0490. CF-2 OBSOLETE Introduced in 1994. A tip is to add 10% of the Heavy Duty Oil Stabilizer to the total refill capacity (90% oil / 10% HDOS) when doing your oil changes. I would dump it if you have 5l you should only need about 4. However, mixing with other engine oils shoul d be avoided in order to fully utilize the product s ben efits. Lucas Semi Synthetic 10W-40 is a blend of high quality base stocks and an exclusive h. You can't use 10w-30 because of the friction modifiers. 5 thg 9, 2018 - The Difference between 10w30 and 10w40 Car Engine Oil. Versimax HD8 10W/40 is a low SAPS (Sulphated Ash, Phosphorus and Sulphur) synthetic heavy duty diesel specific engine oil. So changing to 10W40 is good if your area is relatively having higher temperature. 5W30 engine oil is quite popular due to its versatility and ease of availability. 15w50 Synthetic Hydraulic Fluid. You can buy 25-40 at West Marine and Gander Mountain. For off-road, indirect-injected and other diesel engines including those using fuel with over 0. Your engine won’t explode or freeze up if you do. It is the absolute best oil for V-Twin engines and transmissions in all temeratures. My understanding is that you do not mix straight weights and multi-grade oil. Don't forget you could probably run the 5W-40 syn a little longer. Meets and exceeds API SN/CF, ACEA A3/B3, A3/B4 requirements. In 2-cycle engines, gasoline mixed with 2-cycle oil may also be required. can you mix 10w40 and 20w50 engine oil together? Yes you can mix the two no problem. When the average temperature is above 50 degrees F. The only difference between 10w30 and 10w40 oil is their thickness at engine. Agricultural Our range of agricultural lubricants and oils has evolved significantly over recent years and combines traditional multi-functional "Super Universal" farm lubricants together with dedicated heavy-duty crankcase oils including Low & Mid SAPS synthetic and mineral formulations designed to meet engine manufacturer specifications, ACEA and API performance standards along with tractor. Buy online from Opie Oils for delivery to your home, workplace or mechanic. So, yes, you can safely mix synthetic and conventional oil. For severe duty, two-stroke-cycle engines. Magnatec Professional 15W40? I'm yet to find out which 15W40 my mechanic uses at his garage. They don't sell that in stores, but you can achieve this by mixing 10W30 with 15W40, in a 50/50 ratio. 10W40 is only necessary if you run your engine at extremely high temperatures. If you mix the Amsoil lubricant with other types of oils, its performance is affected. I will be using Chevron Delo 15W-40 for the fist time next month in my M104 engine, 1995 C280. New API License is SP/ILSAC GF-6 Coming May 1st, 2020 WHAT ARE GF-6 MOTOR OILS? increase in valve train wear protection* greater resistance to oil oxidation* * per GM 2 dexos1 gen 2 specifications. I've been doing this for years with my Audi A4 since I couldn't find 10w40 Mobil 1. I'm just trying to get as close to BP 15w40 as I can with the oil I have on hand, their 10/30 and 20/50. 0w20 Vs 10w40. Meets and exceeds API SN/CF, ACEA A3/B3, A3/B4 requirements. 1, MAN 271 Mineral. one time the. That’s why AMSOIL formulators built DOMINATOR® 2-Stroke Racing Oil. AMSOIL can formulate their 10W-30 and 15W-40 with no viscosity index improvers but uses some in the 10W-40 and 5W-30. Is there such a thing as 15w-40 gearbox oil? Will engine oil be ok to use in the gearbox? I saw a big jug of 15w-40w Valvaline Heavy duty diesel oil at Autozone. Buy and sell Oil & additives on Trade Me. Your engine won’t explode or freeze up if you do. New API License is SP/ILSAC GF-6 Coming May 1st, 2020 WHAT ARE GF-6 MOTOR OILS? increase in valve train wear protection* greater resistance to oil oxidation* * per GM 2 dexos1 gen 2 specifications. AMSOIL Formula 4-Stroke Synthetic Scooter Oil is recommended for use wherever SAE 10W-40 motor oil is specified in air and water-cooled four-stroke motorized scooter engines, transmissions and gearboxes that require the following:. Midlands Lubricants suitable Terex Oils includes Hydraulic HVI 46 Oil, Hydraulic ISO 32 Oil, Hydraulic CAT 10, Hydraulic 10w Oil – 10w/40 Low Saps Engine Oil, 15w/40 E7 or E9 Engine Oil – Dumper Dexron II Transmission Fluid, 15w/40 Transmission Fluid – 80w/90 GL4 or GL5 Axle Oil. These include synthetic motor oils, two-stroke oils, diesel oils, motorcycle oils along with various other products such as transmission fluid, gear lubes, grease, etc. Repels dust and light dirt particles and protects against the sun's ultraviolet rays. you cannot mix synthetic with semi or mineral, and also you cannot mix 10w-40 with 10w-50 you could mix 0w. It gives you that added ability to start in those colder temperatures," says Arcy. But that also brings up the ZDDP issue, the lack of the high zinc additive required for the flat tappets & rocker arms in the old ag diesel engines in the latest API ratings. Mixing a dino with a syn, a syn with a dino, a 5W-40 with a 15W-40, and so on is fine. “For an older, flat tappet, performance motor with inherent cam wear issues is there any benefit to mixing high ZDDP Mobil 1 Racing™ 4T 10W-40 to Mobil 1™ High Mileage 0W-30 oil? The 15W-50 creates TOO MUCH oil pressure. Can you mix 10w-30 and 10w40 motor oil? I just came up from the garage - figured i'd do a quick oil change before heading out for a drive. Lubricant equivanlents 1. 10W40 vs 10W50. 98% of products ordered ship from stock and deliver same or next day. In fact, synthetic-blend motor oil is simply conventional and synthetic oil already mixed for you. They don't sell that in stores, but you can achieve this by mixing 10W30 with 15W40, in a 50/50 ratio. mixing viscosity is generally bad tho. 5 quarts) and 1 Quart Lucas Synthetic Oil Syabilizer? This is the 1991 170,000 Miles "Needs an Oil Change" 2. Wet clutch compatible. Driven Racing Oil makes high zinc racing oils, gear oils, break-in oils, hot rod oils, brake cleaner and foaming degreasers - born from Joe Gibbs Racing for maximum performance. The manual recommends 10w-30. Archive View Return to standard view. mixing the two oils will be fine. Can you mix a 5W30 with a 20W50 oil? Theoretically, yes. The diesel oils are not required to be "Energy Conserving". Find out how much engine oil does your car need. OK to mix oil brands & viscosities (5W30 & 5W40) Greetings, I have been using Elf Excellium DID 5w40 in my 2005 Jetta TDI wagon, and will now be switching to Total Quartz Ineo MC3 5w30. Sound of start up using different oils in a Renault Clio 1. For example two quarts of 15W50 and two quarts of 5W30 would yield four quarts of 10W40. I have decided to go with Mobil 1 synthetic 10W-40 High Mileage Oil on my next oil change. Obviously it would be better to stick to one grade, but its not as if you topped mineral up with fully synthetic is it? Reckon youll be OK, but if youre still worries then flush it as a precaution. Shell Rotella ® T4 15W-40. Yes of course you can mix them what what would be the reason to do so. We will provide you with return instructions within 24 hours. AMSOIL can formulate their 10W-30 and 15W-40 with no viscosity index improvers but uses some in the 10W-40 and 5W-30. 0TDI PD non DPF. 2005-08-25 115462 I use John Deere 15W-40 Plus 50 synthetic blend in my 4410 and Cummins in the Dodge. So, yes, you can safely mix synthetic and conventional oil. These include synthetic motor oils, two-stroke oils, diesel oils, motorcycle oils along with various other products such as transmission fluid, gear lubes, grease, etc. MOBIL DELVAC XHP ESP 10W-40 20 Litre MOBIL SUPER 1000 X2 15W-40 4 Litre. In other words, it's OK to mix straight weights or multigrades but not straight weights & multigrades. If your bike needs one of the lighter oils, you could use a light diesel rated oil with a C designation like CG or CH. CF OBSOLETE Introduced in 1994. To check further, add a small amount of water, mix thoroughly and continue. Hence 10W40. **Your SAE Grade is the rating or grade of motor oil you're using and numbers you're probably used to seeing, such as 10W-40. 5 Revision Date: 01/11/2016 Print Date: 01/12/2016 3 / 15 800001003995 US Protection of first-aiders : When administering first aid, ensure that you are wearing the appropriate personal protective equipment according to the. AMSOIL Formula 4-Stroke® Marine Synthetic 10W-40 Motor Oil (WCF) is recommended for gasoline fueled four-stroke outboard, inboard, inboard/outboard (I/O) and personal watercraft motors. There should be no issues at all running a 5w30 or a 10w30 oil in a 5w20 spec'd vehicle. Trending questions. This oil's number "40" means it will be a little thicker than average while exposed to the heat of a running engine. mixing viscosity is generally bad tho. It is also suitable for use in older engines requiring high performance ACEA E4/E6 oils. Your engine won’t explode or freeze up if you do. Which engine oil does my car need? Your car's handbook will list the specification(s) and grades of engine oil that are suitable for your car. However the 10W-40 is a thinner oil than the SAE 15W-40 at cold temperatures. Valvoline has quality formulas to meet the needs of a wide range of vehicles. The first number is the cold viscosity. Royal Purple suggests adhering to manufacturer's recommended oil change intervals for vehicles under warranty. However, the straight 30 weight can be had from Shell but due to the high acceptance of multi-grade oils, you need to hunt harder to find it. AMSOIL Multi-Vehicle Synthetic Power Steering Fluid provides excellent wear protection. 15w50 Synthetic Hydraulic Fluid. Ask Question Asked 2 years, 10 months ago. You can notice, when the engine vibrates more, you'll have to get thicker oil. You can hear, feel and see the difference Castrol Magnatec makes to the engine. If you are in a pinch, you could certainly top-up your engine oil level with an oil from a different viscosity range. You can mix oils and the result will be what you want although not a lot of difference. The SG and SH rating that is common to all the conventional motor oils assures you that they are compatible. The protection issue is debatable. The results won't be that unpredictable. I used to mix the 5w40 and 15w40 (both synthetic) to get 10w40 for my old bikes, but I just run "proper" motorcycle 10w40 in my Tracer. Given the cost of a new outboard, even a little 20 HP motor, why not use the best oil you can buy? For more information visit Mercury Precision Lubricants and Yamalube. my v12 mercedes, my little acura integra. So changing to 10W40 is good if your area is relatively having higher temperature. 5W30 engine oil is quite popular due to its versatility and ease of availability. If you are insistent on SAE 40 oil, consider AMSOIL Synthetic Premium Protection 10W-40 Motor Oil. I'm sure the Rotella would be fine (zounds of people use it with no problems, and like I said I've used it on tons of other bikes) but I have a 5yr warranty and you know how companies can be about finding. Castrol, Petronas, Shell and Mobil1 are reputed brands of engine. Mar 20, 2016. If you decide to stray from the manufacturer’s recommendation, it can affect your engine’s warranty and condition. I asked the service manager at my Honda dealer if it was recommended for the 400ex, and he said it is not because the moly can cause clutch slippage. 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. You usually have no need to buy high-priced oil for your mower. Will mixing a little 20w50 with the 10w40 hurt anything? Or should I drain and refill with all 10w40? I always heard you never mix viscosities, but never heard why. Description TITAN SYN MC SAE 10W-40 is an advanced, SAE 10W-40 all-season, fuel economy engine oil specially formulated for gasoline and diesel engine s. I bought some Rotella T6 5w-40 for my wr250f. Miracle Wash then acts as a shield, protecting the surface from abrasion while you wipe the dirt clean. Use 10W-40 Synthetic Small-Engine Oil in small engines found in (not limited to) mowers (zero-turn, riding, stand-on, push), generators, power washers and other equipment that requires SAE 10W-40 or 15W-40 motor oil, including those made by Kubota, Kawasaki, Robin, Onan, Linamar and Vanguard. If you actually had 15W-40 at that cold temp I’m surprised the engine started. Last update: 06-15-2020. 15W40 is the best for summer. Modem oils are formulated to be compatible with other oils. using 15W40 and then switched to 20W50 have reported an increase in ground speed. I think Kepla has covered the topic nicely. com to carry the motor oil you’re looking for. but keep it near hot does the best. The 40 in a 10w-40 simply means that the oil must fall within certain viscosity limits at 100°C. Regular 10W-30 will have an energy conserving crest on the lable. Can confirm, will not be an issue with the Ecotec V6. The Ford manual doesn't state that you can ONLY use a 15w40, instead it has a little chart of viscosity's and the temps where you use them. my old cruiser, my new cruiser. Have a look in your owners manual. Oil Consumption: Fights piston deposits, resulting in lower oil consumption. Mobil 1 uses no viscosity improvers in their 5W-30, and Iassume the new 10W-30. 2 Relevant identified uses of the substance or mixture and uses advised against Identified Uses: Heavy Duty Motor Oil 1. It's well and good that the second number is fine, but the most wear on an engine is at startup, when the engine is already mostly cleared of oil, and if you add a heavier weight oil (the first number) you will cause excessive wear when you start the vehicle, because if it's too thick, it takes longer to reach the top of the engine. 10W40 reduces that, going too thick like 15W40 slows down the oil flow and retains too much heat. In fact, synthetic-blend motor oil is simply conventional and synthetic oil already mixed for you. 06-07 GSX-R600/750. You can mix different grades and they will average out. oemdynamics. Now that you have all the important information about the engine oil and viscosity level, you can easily distinguish between the 10w30 and 10w40 engine oil. Shell Rotella T is a line of heavy duty engine lubrication products produced by Royal Dutch Shell. Did you know that unlike searching on DuckDuckGo, when you search on. The 20w50 covers 5c to 50c. If your vehicle currently has synthetic oil in it and you wish to change to ULX110 mineral oil we recommend that you flush the engine out. Why it’s not a great idea to mix synthetic and conventional oil. 5 quarts) and 1 Quart Lucas Synthetic Oil Syabilizer? This is the 1991 170,000 Miles "Needs an Oil Change" 2. yes you can mix same brand and type oils with different viscosity and it will be fine as long as you don't mix them 50/50. 5W30 engine oil is quite popular due to its versatility and ease of availability. It turns out I have 2 quarts of 10W-30 and 2 quarts of 10W-40. Synthetic oils contain Esters which can have a chemical effect on mineral oils. Rotella T3 15W-40 1325 ppm zinc. 8 out of 5 stars, based on 1174 reviews 1174 ratings Current Price $4. The diesel oils are not required to be "Energy Conserving". Dominator® 10W. Its synthetic formulation delivers better lubricity and reduced friction, resulting in cooler operating temperatures, longer component life and quieter operation. Yes, you are correct. Earn Clubcard points when you shop. Find out how much engine oil does your car need. com gives me access to all the Lucas Oil Products I need at an unbeatable price. OK to mix oil brands & viscosities (5W30 & 5W40) Greetings, I have been using Elf Excellium DID 5w40 in my 2005 Jetta TDI wagon, and will now be switching to Total Quartz Ineo MC3 5w30. John Deere Plus-50 II CJ-4 Diesel Motor Oil 15W-40 - TY26674 - TY26673 - TY26675 - TY26679-Applications For use in heavy-duty off-road applications, o. This oil's number "40" means it will be a little thicker than average while exposed to the heat of a running engine. Vehicles no longer under warranty using Royal Purple 15W-40 diesel engine oil can extend oil change intervals up to 15,000 miles or one year, whichever occurs first in street-driven, mechanically-sound vehicles. But, barring an emergency, it’s not a great idea. He said the 250 had a problem with the fluid getting to hot. The higher the PSI strength the better the oil is at preventing wear. Smell is muted as is often the case with me and stouts. Gear oil is a lubricant made specifically for transmissions, transfer cases, and differentials in automobiles, trucks, and other machinery. Diesels must have oil with a "C" in the rating (for "Compression" ignition), and that is what you get with 15w-40. Car A Rac presents recommended by manufacturers oil types. Viscosity is a liquid's resistance to flow. But I was wondering the same thing about mixing. The 5w-40 seems to work really well in the transmission of my 2 stroke. DEVILS IN DISGUISE. Add Tesco 10W40 Part Synthetic Oil 2L Add add Tesco 10W40 Part Synthetic Oil 2L to basket Tesco 5W30 F. The majority of non-synthetic Motorcraft oils are designed only for use in diesel engines, although the company does produce a SAE 10W-40 oil that is for use in gasoline engines. Thank you for your interest in Shell products. The following viscosities are approved by Subaru: 5w-30 5w-40 10w-30 10w-40 10w-50 20w-40 20w-50. * As tested against the industry Sequence IVA wear test. Commercial 15w-40 oils are a good choice, because they have relatively few VIIs which are the more expensive shear-stable sort. You CAN make a 5W40/5W50 oil but these will have even worse volatility than the 5W30. 50/Each Set) $123. 6K views wazza Forumite. Mar 20, 2016. Show Full Signature 1997 Ford F-350 7. Definitely do NOT use a xxW60 oil. You can use 20W-50 from-10 C/14 F to as high as it gets. You can conduct some simple tests to confirm an oil mixing problem even without access to a formal lubricant laboratory. Obviously it would be better to stick to one grade, but its not as if you topped mineral up with fully synthetic is it? Reckon youll be OK, but if youre still worries then flush it as a precaution. Due to excellent base oils and well-matched additives, this mineral engine oil shows the characteristics of an SHPD oil (super-high-performance diesel). Thanks for explaining the universal use of 15W40, and its use. Basically you will have some oil that is thicker than other parts of the oil and some that is thinner. I defy anyone to chug a stout. For severe duty, two-stroke-cycle engines. You can read through a more comprehensive description of the sequences on their web site. You can even mix them as long as the additive package is the same, ie. Only go up in the last number (eg from 10W30 to 10W40), if you notice too much engine vibration while riding. Castrol GTX DIESEL 15W-40 This oil is specially engineered to prevent the harmful build-up of sludge, reduce oil deposits and provide daily protection for your engine. 99) Can be used in both turbo and naturally aspirated engines. Whenever the rep for an oil company would come in to the shop I would always get the response to your question as follows;Yes you can mix different weights with no problem. I haven't had any issues and for the price you can't hardly beat it. Schaeffer Manufacturing Co. Join Yahoo Answers and get 100 points today. there is something to consider: air-cooled bikes run much hotter, so oil gets thinner when hot. It is recommended to Euro 3, and previous engines of most European and American manufacturers. Nathan the Machinist said: ↑ If you mix 5W-40 motor oil with 15W40 motor oil do you end up with 10W-40 motor oil? Click to. I'm sure the Rotella would be fine (zounds of people use it with no problems, and like I said I've used it on tons of other bikes) but I have a 5yr warranty and you know how companies can be about finding. I have 5 litres of 15w40 and 2 litres of 10w40. MSDS | Product Info Sheet. He said the 250 had a problem with the fluid getting to hot. Everybody's oil is the best!Ive narrowed it down to straight 40# or the rotella 15w40. I have a couple of quarts of Elf left (not enough for a full change). SAE Viscosity: 15W40. used to ride big bike back old day. Any auto oil is fine. 00 more into the 5W-40, leaving you to come up with $30. formulates, blends, and packages a wide variety of synthetic lubricants for all types of automotive, industrial, commercial, recreational equipment. 10/15W40 is usually the grade used in diesels. I tend to think that Honda use the long change interval as a marketting ploy and the 10-30 as a MPG aid. I've never seen a diesel egine oil of that viscosity, they are usually either 10W-30 or 15W-40. If temperature of cylinder head reaches 300-350F, (it can be checked by "laser" thermometer), I am pretty sure 20W50 should be used. Oil serves several important functions in an engine mainly lubrication, cooling, efficiency, anti-rust agent, protection etc. You should also go for oil with a maximum of 10% ethanol as more of that should not be used in small engines. These include synthetic motor oils, two-stroke oils, diesel oils, motorcycle oils along with various other products such as transmission fluid, gear lubes, grease, etc. Average rating: 4. Its synthetic formulation delivers better lubricity and reduced friction, resulting in cooler operating temperatures, longer component life and quieter operation. Morotcycle specific oils have additives to increase the shear strngth of the oil. I defy anyone to chug a stout. Its exclusive chemistry is designed to reduce friction and enhance power. The Stens brand of products means quality. Most one cylinder gasoline engines use straight SAE 30 non-detergent oil, however the 10w-40 won't do any noticeable damage. If you look up the viscosity information on the web for the two oils you will mix, you can then use this calcu. Good cold starting and lower oil consumption. It is also adapted to Euro 5 and previous engines of some manufacturers with appropriate oil drain intervals. We also have Retail on the Shelf (includes Quick Lube Businesses) and Commercial Accounts available where existing businesses can purchase at wholesale for resale, for their fleet or for their supplies for quick lube shop. If the owner’s manual recommends a 10W-40 or 15W-40, Max-Cycle 10W-40 is the best option. Mixing gives you physical properties somewhere between the two grades, but it's not an exact science. Does this make sense with what. CASTROL VECTON 15W-40 CK-4/E9 better Castrol VECTON 15W-40 CK-4/E9 with System Pro Technology™ delivers up to 45% extra performance reserve (compared to API and ACEA industry requirements) that fights oil breakdown and also adapts to higher temperatures for longer useful oil life, giving you confidence in your maximum drain interval. The key is to get oil that can be used in diesel engines. However, if you are still not sure, you can consult your car's owner's manual or the car manufacturer for more information. Here is the complete list of best motor oils ranked by PSI strength. Motorcraft oils are available in a number of different weights, from 0W-30 and 5W-20 to 15W-40. Did you know that unlike searching on DuckDuckGo, when you search on. I have 5 litres of 15w40 and 2 litres of 10w40. I tend to think that Honda use the long change interval as a marketting ploy and the 10-30 as a MPG aid. Quaker State 550038280-3PK Advanced Durability 5W-30 Motor Oil. Wholesale Trader of Engine Oil - Wuerth 10W-40 HC Synthetic API SL CF Car Engine Oil 1L, Wuerth 15W-40 Diesel API CH4 Car Engine Oil 5L, Wuerth 5W-40 HC Synthetic Engine Oil 1 ltr and Wuerth 15W-40 Diesel API CH4 Car Engine Oil 1L offered by Wurth India Private Limited, Mumbai, Maharashtra. I'm pretty sure I had more than 1 car where the manual showed 10W-40 was OK for a certain temp range, but not in a long time. Dominator® 5W-20 Synthetic Racing Oil (RD20) 1424. Product Title (3 Pack) Pennzoil 10W-40 Motor Oil, 1 qt. • 15W-40 CJ-4/SM Fleet Plus Heavy Duty Diesel Engine Oil - CJ-4 represents the highest level of engine protection and performance ever built into a new lubricant specification. 3 of 7 Delo 400 LE SAE 15W-40 SDS : 17108 Protective Measures: Eliminate all sources of ignition in vicinity of spilled material. 10W40 is only necessary if you run your engine at extremely high temperatures. Note that vehicle requirements may. Synthetic motor oils Full synthetic motor oils typically outperform synthetic blend and conventional motor oils and can enhance the protection and performance of your vehicle. It's well and good that the second number is fine, but the most wear on an engine is at startup, when the engine is already mostly cleared of oil, and if you add a heavier weight oil (the first number) you will cause excessive wear when you start the vehicle, because if it's too thick, it takes longer to reach the top of the engine. You can sometimes get incompatibility between different makes of oil but as there both castrol. But that also brings up the ZDDP issue, the lack of the high zinc additive required for the flat tappets & rocker arms in the old ag diesel engines in the latest API ratings. Now what do you guys think is a better choice to use on a 94 C220? 10W40 or 15W40? Now 15W40 Castrol say's, Diesel oil on it while on the back it says it meets Mercedes standards. BMW TWINPOWER TURBO LONGLIFE -04 SAE 5W-30 / 1 L. Given the cost of a new outboard, even a little 20 HP motor, why not use the best oil you can buy? For more information visit Mercury Precision Lubricants and Yamalube. Or an oil engineered for aircooled motors. If you use or have used some you know what I am talking about. GTX Diesel is a 15W-40 diesel engine oil formulated to help extend engine life. It was not included in this article for that reason. Series 3000 5W-30Synthetic Heavy Duty Diesel Oil (HDD) 1266. The viscosity of hot oil is measured using different test parameters than when the oil is cold, so the numbers after the "W" don't relate to the numbers in front of the "W". Can be used in place of CD-II oils. in colder climates it is usually better to use the lighter oil 5w30 and 10w30 in warmer climates. 06-07 GSX-R600/750. You can buy Joe Gibbs 01707 XP7 10W-40 Semi-Synthetic Racing Motor Oil – 1 Quart, Case of 12 from many big retailers offline or online like Amazon, Best Buy, Target, Walmart, Cnet, Cosco, OnSale, Buy. You should still change it right away. Oils within 10% of each other can be considered approximately equivalent. The results won't be that unpredictable. Yes, you are correct. Use a diesel oil 15w-40 12TBN and you have yourself covered regardless of "on-road or off-road diesel" fuel. If you choose to use 5w30, 10w30, 10w40, or 20w50 “racing oil”, in a Honda or Acura that calls for 5w20, you will literally starve the internal engine parts of adequate lubrication. castrol gtx 10w-40, was one of the few that i found that wasn't energy conserving, however it does say anti-sludge formula. You can mix straight weights like SAE 10 and SAE 30 or multi-grades like 10W30 and 10W40. 15W-40 Synthetic HeavyDuty Diesel and Marine Motor Oil (AME) 1267. i ve been told by various mechanics that you could mix oils but not different types i. , Columbia, South Carolina. They don't sell that in stores, but you can achieve this by mixing 10W30 with 15W40, in a 50/50 ratio. RAVENOL SVP Standard Viscosity Performance Oil SAE 15W-40 features outstanding lubrication and excellent shear stability, and the added conditioners simultaneously reduce oil consumption and protect from sludge and wear. It is the absolute best oil for V-Twin engines and transmissions in all temeratures. You can notice, when the engine vibrates more, you'll have to get thicker oil. Thicker oil (like 15W40) will make your engine run smoother, and will make the engine last longer. yes you can mix same brand and type oils with different viscosity and it will be fine as long as you don't mix them 50/50. I got an older car-1989 Toyota with 263,000+, I'ld like to use a high mileage 15W-40 but they don't make one! Can i mix 2 qts of hi mileage 10W-40 and 2 qts of regular 20W-50 to get a mix of 15W-45?? Or do I now have 4 l…. Mixing viscosities doesn't matter- your final "weight" is the average of whatever you add. 10W 40 for lawn mower? - My 3 year old mower says use 30 and all I have is 40. Show Full Signature 1997 Ford F-350 7. With more than 2,000 authorized YANMAR distributors and dealers located in over 130 countries, we are able to offer quality service and parts worldwide. Re: mixing benefits of a 5w40 with a 15w40 #534332 09/14/04 12:47 AM. Spill Management: Stop the source of the release if you can do it without risk. Kawasaki Performance 4-Stroke Engine Oil provides outstanding engine and bearing wear protection Prolonged engine life through improved engine cleanliness and reduced oil volatility Improved shift quality through enhanced transmission / clutch performance and dependability Recommended in applications requiring API SL, JASO MA and JASO MA2. You can mix VR1 10w30 with VR1 20w50 to get 15w40, but VR1 is only for 3000 mile max OCI, due to lower detergents. Can I top up the 15w-40 as I have some of this lying around? It meets all the various specifications so will it be okay to use? The only difference is it will cope with slightly lower temperatures than 20w-40. Follow your manufacturer's recommendations as to which weights are appropriate for your vehicle. Most one cylinder gasoline engines use straight SAE 30 non-detergent oil, however the 10w-40 won't do any noticeable damage. Polyglycols don't mix with normal mineral oils. AMSOIL Multi-Vehicle Synthetic Power Steering Fluid provides excellent wear protection. You don't want to extend that 5 second wear period to 30 seconds, so a lighter oil is a good idea. 5 litres of new Castrol 15w40 When the engine is cold and checking the dipstick the oil is about 3/4 of the way to the full line so I need about 1 more litre I already have a new 5 litre bottle of Castrol 10w40 at home my friend gave me so can I top it up with that? Mixing the 2 Thanks!. 99, Castrol Magnatec Full Syn 5W-40 5L $29. • KOHLER 15W-40 synthetic engine oil was designed for generators using gaseous-fueled engines with roller tappets. This complex blend of oils and additives directly addresses the heat, pressure and friction of race-engineered engines. It's more than just oil. Your engine is well protected despite large temperature differences between winter and summer in Central Europe. The Stens brand of products means quality. In around 2006 bought some 5 litre bottles of 15W40 engine oil which was on special offer. Both the conventional HDEO 15w40 (white bottle) and the full synthetic 5w40 (blue bottle) Rotellas are proven oils when it comes to wet clutch motors. WHAT can be returned? All unused/unopened products can be returned for a refund. In 2-cycle engines, gasoline mixed with 2-cycle oil may also be required. The results won't be that unpredictable. q8 formula special gas 5w-30. Gassers can take 15w-40 or other grades, but diesel require 15w-40 or a good synthetic 10w-30, 10w-40, or 20w-50 oils such as Mobil1 with a "C" rating. No need for any fancy filters or disclaimers -- they are SiC!. They all have websites that will give you that information. 5% weight sulfur. Top Dog Global Plus is an API 10w40 semi-synthetic low SAPS product that can be used with DPFs. Due to excellent base oils and well-matched additives, this mineral engine oil shows the characteristics of an SHPD oil (super-high-performance diesel). It's that simple. 0w20 and 15w40), but for the Ecotec 10w40 and 15w40 are pretty much same same. can you mix Rotella 5W40 syn. 15W40 is going to need less VI's (everything else being equal) than 5W30 because the ratio is better - 15 divides into 40 much fewer times than 5 into 30. So, yes, you can safely mix synthetic and conventional oil. Conventional oil is known to burn off fairly easy compared to a full synthetic oil under hard driving conditions.