Gasoline engines: The service level category contains two letters. There is a number after the letter, 2 or 4. When purchasing oil, the oil has a quality level (API Service). The concentration of magnesium in the fifteen API SN PLUS samples examined by PQIA ranges from 373 to 1,445ppm, with an average of 691 ppm. API SN | ILSAC GF-5 Engine Oils PSC offers Engine Oils that meet or exceed the requirements of ILSAC GF-5 & API Service SN with Resource Conserving. SM et SN remplacent SL ainsi ces deux huiles peuvent être utilisées. If you have a vehicle which was built after 1994, you should check in the categories from CD to CJ-4. Today when I purchased oil, all the available viscosities and brands were SM. And if there is no API Donut on the motor oil label, BEWARE - because there is a chance you could be buying coffee without the donut. Mobil Special Oils are available in two multi-viscosity grades: SAE 15W-40 and 20W-50. Therefore, the oil with SH level would be more adapted. Due to newer API Service Categories (API SN PLUS and API SN) being suitable for use in applications specifying API SM many oils available today also claim to meet the requirements of API SM. SAE 5W30 API SN/ SM / SL GASOLINE ENGINE OIL is an advanced full synthetic engine oil designed to keep your engine running like new by providing exceptional wear protection, cleaning power and overall performance. The API trademark "starburst" and "donut" communicate the performance level of the oil to the consumers. Car manufacturers produce cars with vastly different performance levels, but the oil standard is exactly the same. In 2010 the American Petroleum Institute introduced a new engine oil category under the name API SN and a new supplemental category called Resource Conserving. Oils that satisfy API Service Category SN are superior in performance to those meeting API SM and earlier and can effectively lubricate engines calling for those Service Categories. Масла API SL сильнее и лучше защищают от износа, чем масла API SN.Это не так. That helps to provide a level of performance demanded by today’s high performance motorcycles. - Example 2: Car from 2003 and you have different oils available: API SJ, SM or SN. While API SP is backwards-compatible to previous API service categories, motor oils will still be able to be licensed as meeting the API SN PLUS, SN, SM, SL or SJ categories. It is meant for 1995 and older engines. The latest API service category is API SN Plus for gasoline automobile and light-truck engines. API Service Level Category . The Netherlands Specifications from SA to SH are considered obsolete, meaning that you cannot get any official license from the API. Since 1924, the American Petroleum Institute has been a cornerstone in establishing and maintaining standards for the worldwide oil and natural gas industry. short answer is no, API classifications are backwards compatible I think you might find it hard to find an SF,SG,SH or even an SJ rated oil SL was a classification released in 2001 so if they recommend SF,SG,SH,SJ, and SL then SM or SN or the next one which I believe is SN Plus should be ok As explained earlier, the higher the letter, the more recent and a higher specification would supersede the lower ones. Careers. var sm = new sn_ws.RESTMessageV2("","get"); //Might throw exception if message doesn't exist or not visible due to scope. The American Petroleum Institute, API, is a U.S.A trade association for the oil and natural gas industry. In some cases oils meeting API SM also carry an Energy Conserving claim to show that the oil has been formulated to improve fuel efficiency. If for example an engine requires an API CG-4 and you have only a CI-4 oil available, CI-4 will cover the needs of CG-4, as stated in the table. In this case, you need API SL, so an API SJ, lower, cannot be good. var response = sm.execute(); //Might throw exception if http connection timed out or some issue with sending request itself because of … The primary weakness if the API system is the inability to position one approved products as an upgrade to another. Your browser is outdated, this can have a negative effect on the user experience. I beleive that the SG clasification is obsolete. Dans ce cas, vous devez utiliser un huile API SL ou d'API supérieure, donc API SJ ne peut pas être utilisé. SN: Current: For 2020 and older automotive engines: SM: Current: For 2010 and older automotive engines. API is mentioned on our Technical Data Sheet. API SN to SJ are for the most recent cars, API SH to SA for the older cars. The API SN category is an improvement over the API SM category in the following areas: High temperature deposit protection for pistons; Better sludge control BTW: NL854000562B01, Copyright © 2020 - 2021 Rymax Lubricants If an automotive owner's manual calls for an API SJ or SL oil, an API SM oil will provide full protection. I have a new Craftsman lawn tractor (model 917.28856). API SN PLUS is the interim spec within the lubricants industry that supplements the API SN category for gasoline engine oil performance. SAE 5W30 meets or exceeds the requirements of the industry’s toughest standards and outperforms our conventional oils. - Exemple 2: voiture de 2003 et vous avez différentes huiles disponibles: API SJ, SM ou SN. It reunites different actors in the production, refinement, distribution and many other activities around ptroleum. API SN with Resource Conserving matches ILSAC GF-5 by combining API SN performance with improved fuel economy, turbocharger If the engine is too old, modern chemistry might not be adapted or compatible with old engine designs and materials used to make the engine. API allows licensed motor oils to display the API “donut,” which indicates which API service category the motor oil meets. 6902 PJ Zevenaar It is important to note that although there is a clear increase in the amount of magnesium in API SN PLUS samples tested and lower levels of calcium, and that calcium is an antagonist and magnesium helps mitigate LSPI, it would be inappropriate to … It supersedes API SM. These oils are typically low HTHS (≤ 3.5cP) SAE 5W-30 and 5W-20 based on API Group II base oils and coupled with ILSAC GF-4. Few examples to illustrate what would be the best: - Example 1: Car from 1987 and you only have two available oils, one with API SH, the other one with SL. Below are all the API categories in Gasoline. EVO. Biggest difference between them and API rated oils like current SM,SN etc is the removal or reduction in the film strengthening additives like zink which were harmful to auto cat converters. API has drafted and circulated for comment user language for the new API SN Plus ‘supplement.’ The user language defines the category and will become part of API 1509 — which describes the voluntary API Engine Oil Licensing and Certification System and explains to marketers how different API marks are licensed and displayed for the consumer. For engines manufactured before 1994, preferably use oils in categories CA, CB and CC. Technical questions Orange: obsolete grades / Green: current grades. For more information on API SM, contact your Lubrizol representative. In theory, both SH and SL could be used. API continues to license engine oils against API SM and it is considered to be a current specification. Use either and change oil and filter on time and you'll be good to go. Where only API SM is claimed these oils are typically high HTHS (≥ 3.5cP) SAE 10W-40, 15W-40 and 20W-50 based on API Group I or Group II base oils. For example, if we have an oil with specification SN, it can also be used for vehicles which request API SM, SL and SJ; it is backward compatible. The higher the letter, the more recent the technology of the oil. It helps bridge the gap between current ILSAC GF-5 and future ILSAC GF-6 specifications. SM and SN supersedes SL so both oils can be used. Amongst their activities, they set up diverse technical standards, such as measurement methods, standards for the design of pressure vessels, etc., but also industry standard for the energy conservation of the motor oil.There are two categories: gasoline and diesel. I'm getting ready to change the oil and the owners manual call for 30W oil with a API service classification of SG-SL. There are many different categories/types, such as SG/CD, SF, SM, SA, SB, SC, SE, to list a few. SAE 20W50 gasoline engine oil is an advanced four stroke motorcycle engine oil. It is mainly focused on heavy duty, meaning for trucks, buses, etc. This will help to keep motorcycles running clean and protected in extreme operating conditions like racing. API Service Category SM was first introduced in 2004 for use in gasoline engines and is not suitable for use in engines introduced after 2010. If you want to have more details about API and their lubricant program, check there website. SL: Current Generally speaking, the best would be to follow the recommendation of the … But what does API SN or API SL/CF mean exactly? API SP with Resource Conserving matches ILSAC GF-6A by combining API SP performance with improved fuel economy, emission control system protection and protection of engines operating on ethanol-containing fuels up to E85. The API SN PLUS motor oil specification is intended to complement API SN and ILSAC GF-5 and aimed at addressing the increasing impact of Low-Speed Pre-Ignition in … In this case, you need API SL, so an API SJ, lower, cannot be good. For recent oil, the higher specification will supersede the lower letter grade. As also explained earlier, more modern oils are not necessarily adapted for older engines. SM is a later designation, probably due to some additive being removed. Below are all the categories in Diesel. Privacy Policy. As for the S category applies: the higher the letter, the more recent and it is backward compatible. It is mainly for passenger car, as most of the cars in US are Gasoline and not Diesel. Shell Helix Ultra SN 5W-30 Fully synthetic motor oil – The next oil generation for engine cleanliness. SM and SN supersedes SL so both oils can be used. CoC: 60652608 Due to newer API Service Categories (API SN PLUS and API SN) being suitable for use in applications specifying API SM many oils available today also claim to meet the requirements of API SM. The way the table works is exactly the same than for the C category. For both, the letter S or C is followed by another letter. Today’s vehicles need a motor oil that keeps pace with their changing demands and does more to improve performance and engine life. Category S is for “Spark Ignition”, for Gasoline and category C is for “Compression Ignition’, for Diesel. However, you have to pay attention to the year of construction of the engine. Starting October 1, 2010, oils that have passed the tests for API Service Category SN at the limits shown in Table G-5 and are properly licensed by API may display API Service SN in the upper portion of the API Service Symbol. What are engine oil grades, This video is about Engine Oil and its Grade. For diesel engines, the latest category usually - but not always - includes the performance properties of an earlier category. This defines whether an oil is suitable for gasoline or diesel engines. Oils that satisfy API Service Category SM are superior in performance to those meeting API SL and earlier and can effectively lubricate engines calling for those Service Categories. Тесты по износу для API SM/SN жестче, чем для API SL. API also defines and drafts standards for measurement for manufactured products such as: Precision thread gauges Disclaimer API also defines the industry standard for the energy conservation of motor oil. Licensed from May 1, 2018, API SN Plus is a new API classification that can be … API SN Engine Oil Category. This leads to API SM being seen to a wide range of lubricants of different performance levels and viscosity grades. Current API service categories include SN, SM, SL and SJ for gasoline engines. Mobil Special Oils are formulated from quality base stocks combined with modern performance additives to give your engine the reliable protection you expect under a wide variety of operating conditions. Pay attention! Before the October 1, 2010, introduction date, oil marketers may license API SN oils as API SM. If it's not an SN, SM, SL, or SJ, then it's an obsolete oil. This leads to API SM being seen to a wide range of lubricants of different performance levels and viscosity grades. The Current classifications are sJ, SL, SM, and SN. SM: GF-4 . - Example 2: Car from 2003 and you have different oils available: API SJ, SM or SN. SN CURRENT Introduced in October 2010 for 2011 and older vehicles, designed to provide improved high temperature deposit protection for pistons, more stringent sludge control, and seal compatibility. The s category applies: the service level category contains two letters that you can not get any license. 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