0000004374 00000 n GUIDE TO SAE VISCOSITY GRADES OF ENGINE OIL FOR PASSENGER CARS If lowest expected outdoor temperature is Typical SAE Viscosity Grades for Passenger Cars 0°C (32°F) –18°C (0°F) Below –18°C (0°F) 5W-20, 5W-30, 10W-30, 10W-40, 20W-50 5W-20, 5W-30, 10W-30, 10W-40 5W-20, 5W-30 Multigrade oils such as SAE 5W-30 and 10W-30 are widely used because, under all … Two new oil categories, CK-4 and FA-4, have been announced by … 0000000016 00000 n The diesel engine oil available for your fleet is about to undergo a major change. Marine Diesel Engine Oil CI-4, CH-4, CF-4 15W-40 Product Description PetroChina Lubricant Company’s 15W-40 series Diesel Engine Oil is of high performance that helps to extend engine life and draining intervals for use in the most severe and heavy duty applications. 0000031323 00000 n Fuel Economy. ENGINE OILS Torq-Gard™ Engine Oil … Shell Rimula R4 15W-40 API CI4 Mineral Engine Oil (5 L) Shell Rimula R3X 15W-40 API CH4 Premium Mineral Engine Oil (5 L) Shell Helix Ultra 550041109 5W-40 API SN Fully Synthetic Car Engine Oil (4 L) Castrol GTX 15W-40 Diesel Engine Oil (5 L) Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Rating: 5.0 out of 5 stars: 4.3 out of 5 stars: 4.2 out of 5 … The motor oil in the new 2007 engines will operate at much higher temperatures due to the EGR systems. 0000001108 00000 n Some CI4 oils may also qualify for the CI4 PLUS designation. This combination delivers outstanding performance in three key areas that affect engine oil performance: alkalinity reserve, shear stability, and oxidation stability. Whereas the labeling on the bottle of engine oil may suggest the product is a 5W-30, note, if there is no "W" between the 5 and the 30 it may not be a 5W-30. The diesel engine oil available for your fleet is about to undergo a major change. The output pipe is attached to the tailpipe. Petrol is made by distilling crude oil at a certain temperature. CH-4 Current Introduced in 1998. 0000080177 00000 n 0000019324 00000 n CH4 . Mineral lubricant suitable for on-road diesel engines. Only low viscosity engine oils which can realize a 1,0% saving on used fuel in the M111 Fuel economy test (CEC L-54-T-96) can get this approval. 0000031097 00000 n A two-stroke engine has an expansion, or power stroke, in each cylinder during each revolution of the crankshaft. API: CI-4, CH-4, CG-4, CF-4, CF; ACEA: E7; MAN: M3275-1; MB-Approval 228.3; JASO: DH-1; Deutz: DQC III-10. 0000079762 00000 n In order for an oil to meet this specification it must be a mid-SAPS oil and its HTHS viscosity has to be between 2.6 and 2.9 mPa*s. In case of the E class the SAPS content and the drain interval make the difference. Mack T-11 test, ASTM D7156, as used in CI-4 Plus oils. CK4 oils are being referred to inside the industry as “High HTHS” engine oils, and FA-4 oils are being referred to as “Low HTHS” oils. A comparison between the performance requirements for ACEA E3, E4, and E5 and the resulting impact on … MAKING A DIFFERENCE next. Plus-50 II is an exclusive John Deere formula that exceeds current industry requirements and is highly recommended for use in all engines requiring oil with API service categories of CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4, and CG-4, as well as SN, SM, SL, and SJ. “C” category oils have been formulated primarily for diesel engines and may not provide all of the performance requirements consistent with vehicle manufacturers’ recommendations for gasoline- fueled engines. It is commonly derived from crude oil. Current. Can be used in place of CD, CE, CF-4 and CG-4 oils. Oils designed for diesel engine service might also meet gasoline engine service. 0000006382 00000 n For severe duty, high-speed, four-stroke engines using fuel … Diesel engine oil categories (for heavy-duty trucks and vehicles with diesel engines): Oils designed for diesel-engine service fall under API’s “C” (Commercial) categories. Motor oil has always been backwards compatible, meaning a new oil can be safely and effectively used in older engines. Engines meeting these new standards will be equipped with advanced emission control technologies, including diesel particulate filters (DPF) and in most cases exhaust gas recirculation (EGR). It is suitable for use in high speed 4-stroke diesel engines that use a broad range of fuel qualities. Oil marketers need to make significant performance upgrades when moving from API CF to API CH-4. 0000007201 00000 n For these oils the designation is “C” category first followed by the “S” category. All oils are intended for an application and in general are not interchangeable. The new API CJ-4 performance category was developed to address both the unique needs of these new engines … CG-4, and CH-4 oils. As gases from the engine fumes move over the catalyst, chemical reactions occur, breaking apart (crackin… 0000011144 00000 n VISCOSITY. 0000002510 00000 n %PDF-1.5 %���� 0000031254 00000 n Vehicle requirements may vary. Some CI4 oils may also qualify for the CI4 … The main difference between the two lies in which additives and the amount of each that are added. Engine oil has two basic ingredients: base oil (or base stock) and an additive package (or additive system). Lubricating Oil and difference between 15W40 and 20W40. To claim API CH-4 performance category all the engine and bench tests … Description. The CJ-4 and CJ-4 Plus oils are Group II base mineral oils with additive packages that are 25% to 30% of the total package. This oil exceeds the API CI-4 specification, meets ACEA E5, B4. Plus-50 II Premium Engine Oil has been developed to meet the needs of John Deere engines. As an example, a 5-30 is not the same as an SAE 5W-30. 85 0 obj<>stream 0000001525 00000 n Motor Oil for Diesel Engines: CJ-4 vs. CI-4. startxref Similarities and Differences Between ACEA E3, E4 and E5 Specifications and Their Impact on Heavy Duty Diesel Engine Oil Formulations 2000-01-1986 The increasingly severe emission legislation for heavy duty diesel engines forces engine builders to modify their engine designs drastically. First, what is different about CJ-4 and CJ-4 Plus oils. SAE 40 is a mono-grade oil that includes a thickness inside as far as possible when … CH-4. You can check out the engine oil guide from Dig My Ride as a reference, it's a brief and simple guide to all the different kinds of engine oils and how each one differs from the other. SM and SN supersedes SL so both oils can be used. Note: All specifications prior to CH4 are now obsolete and although suitable for some older vehicles are more than 10 years old and do not provide the same level of performance or protection as the more up to date CH4 & CI4 specifications. The fundamental difference between two-stroke and four-stroke engines is in their gas-exchange process, or more simply, the removal of the burned gases at the end of each expansion process and the introduction of a fresh mixture for the next cycle. 0000003264 00000 n The American Petroleum Institute, API, is a U.S.A trade association for the oil and natural gas industry. There is a lot of confusion about the difference between gasoline engine oil and diesel engine oil. The major oil refiners/manufacturers/blenders are in a tough spot. 0000006357 00000 n It bears major OEM's certifications, such as MB 228.3, Volvo VDS3, Cummins CES 200077/200078, MAN 3275 and Mack EOM+MTU. The engine oil for Detroit 2-cycle diesel engines was determined by its ‘sulfated ash’ level, and an engine oil meeting API CC was usually used. Hey Friends! 0000005148 00000 n 82 39 5. Specifications SCOPE Denim 9050 Ultra super D.E Oil meets and exceeds API CJ4, API CI4 with CI4 Plus, CH4, CG4 and CF4. %%EOF endstream endobj 83 0 obj<. CI4 oils are formulated to sustain engine durability where exhaust gas recirculation (EGR) is used and are intended for use with diesel fuels ranging in sulfur content up to 0.5% weight. This is due to the inclusion of various API CH-4 tests that put an emphasis on the engine oils capability to handle soot. 0000004253 00000 n deposit control: It resists high-temperature oxidation, thereby keeping engines clean from deposits 1; Shell Rimula R4X provides: Up to 50% better engine cleanliness 1 Up to 50% more cleanliness control, i.e., less engine sludge, in different parts of the engine has been demonstrated in key engine tests for meeting US and European specifications. Therefore, the oil with SH level would be more adapted. In fact, in order to meet the CK4 oil API standards, lubricants must prove themselves through two new tests: the CAT Aeration test and the Mack T13 test. A multi-purpose oil designed for high-speed, four-stroke diesel engines, Castrol RX Diesel 15W40 Engine Oil is specially formulated to leave your engine clean and free of harmful particle build-up. But, as diesel engines developed, there became a need for higher performance Diesel Engine Oils to provide better control of oil consumption, piston ring belt cleanliness, oil system sludging and piston top land deposits. Introduced in 1998. It is … Amongst their activities, they set up diverse technical standards, such as measurement methods, standards for the design of pressure vessels, etc., but also industry … The ongoing debate over the new oils being released for the 2007 engines is heating up. The product specifications listed above may vary from time to time and may not all be available for sale in your specific country. Mostly our friends suggest us different company names to use their lubricating oil. API CK-4 oils are designed to provide enhanced protection against oil oxidation, viscosity loss due to shear, and oil aeration as well as protection against catalyst poisoning, particulate filter blocking, engine wear, piston deposits, degradation of low- and high-temperature properties, and soot-related viscosity increase. For high-speed, four-stroke engines designed to meet 1998 exhaust emission standards. Diesel Engine Oil Additive Package -CH4/CF4 DANA HEAVY DUTY DIESEL ENGINE OIL ADDITIVE package for use with a non disparent VI improver in selected group 2 or group 1 base stocks. 0000030611 00000 n Mack T-11A test, ASTM D7156. SINOPEC CI-4 Diesel Engine Oil is designed especially for heavy-duty diesel engines with EGR system. Most oils on the shelves today are "Multigrades", which simply means that the oil falls into 2 viscosity grades (i.e. 0000002191 00000 n Extended oil drain periods can be achieved with this ultimate performance product. Additionally, CK4 oils provide better protection for engines than CJ4 oils. Two of the main performance attributes of API CH-4 oil compared to API CF are better oxidation control oil and improved dispersancy, which means API CH-4 oils keep the engine cleaner. - Example 2: Car from 2003 and you have different oils available: API SJ, SM or SN. Multigrade, low SAPS engine oil, advised for both diesel and petrol engines of Mercedes Benz, Smart and Chrysler. Within reason, thicker oil generally maintains a better film of lubrication between moving parts and seals vital components of your engine better. Viscosity Grade: The measure of an oil’s th ick nes ad b ly of w r temperatures. With the right additives to … endstream endobj 120 0 obj<>/W[1 1 1]/Type/XRef/Index[7 75]>>stream Petroleum diesel or petrodiesel is produced by distilling crude oil between 200 °C (392 °F) and 350 °C (662 °F) at atmospheric pressure. The C5 category that has been newly introduced in the ACEA 2016 sequences has even lower limit for HTHS vicsosity. Although it might appear complicated to understand at the start, it is really a simple system to get your arms … API CK-4 oils are designed to provide enhanced protection against oil oxidation, viscosity loss due to shear, and oil aeration as well as protection against catalyst poisoning, particulate filter blocking, engine wear, piston deposits, degradation of low- and high-temperature properties, and soot-related viscosity increase. You would not for example put an Automatic Transmission Oil or a Gear Oil in your engine! See inside for descriptions of current and obsolete API service categories. 2. CH-4 oils are specifically compounded for use with diesel fuels ranging in sulfur content up to 0.5% weight. This additive has the purpose to prevent the occurrence of micro-welds on the gear flanks at the local high temperatures which prevail in EP circumstances (temperatures well in excess of 800℃!) ACEA – E7, E5. Petrol is made from the longer hydrocarbon chains … They should be able to recommend the right engine oil … Current. The main difference between GL-4 and GL-5 gear oils is the amount of EP additives. Regular oil analysis will maximise your drain … Introduced in 1995. DANA HEAVY DUTY DIESEL ENGINE OIL ADDITIVE at 11.2mass% in SAE 15w40 has the key claim of API CI-4/ACEA E7-12/MB 228.3 & VDS-3( see table below for all details) For CJ-4 oils, minimum soot levels for viscosity increases of 4, 12 and 15 cSt are evaluated. In essence, both diesel and gasoline engine oils are the same as they have a formulated blend of base oils with a variety of additives to change specific properties of the oil. PERFORMANCE BIO TECHNICLEAN XBC TRIBOL BRAYCO SYNTILO CYLTECH OPTIGEAR ... Castrol’s diesel engine oils are formulated with excellent base oils and high-quality additives. SPECIFICATIONS AND APPROVALS International specifications ACEA E7 API CI-4/CH-4/SL Manufacturers’ approvals Cummins CES 20076/77/78 Mack EO-N MAN M 3275 MB-Approval 228.3 Renault Trucks RLD-2 Volvo VDS-3 Meets the requirements of CATERPILLAR ECF-1a IVECO T2E7 DAF SCANIA ISUZU … Biodiesel is a fuel developed from vegetable oil or animal fat and works in a diesel engine. Also, don't let price guide you. Can be used in place of CD, CE, CF4, CG4, and CH4 oils. 0000031064 00000 n 0000007923 00000 n R. of CHINA: SINTEC TRUCK SAE 10W-40 API CI-4/SL : x : AO Obninskorgsintez , OBNINSK/RUSSIA: SINTEC TRUCK SAE 15W-40 API CI … Scope Denim 9050 ultra super D.E oil can be used for all latest highly rated turbo charged 4 stroke diesel engines under all operating conditions when sulfur content up to 500 PPM. Marine Diesel Engine Oil CI-4, CH-4, CF-4 15W-40 Product Description PetroChina Lubricant Company’s 15W-40 series Diesel Engine Oil is of high performance that helps to extend engine life and draining intervals for use in the most severe and heavy duty applications. 0000006063 00000 n Think you mean 2 cycle oil which is 2 stroke oil which is different to 4 cycle oil which is what your car engine needs. �\�u�\������*�A>����2����d��ZOiҵ8���Ԝ{�$I�(Hk�?������R#���þ��|�@�O�0}�M�΂��z�RX�/β����Aa�.�>�J�����(�c�/���A0Y&���%\p����$.�ߏ�W�h1���g��Qb Sounds simple enough, but the chemistry involved is extremely complex, and variations in base-stock blends and additive systems make for a wide range of products, all identified as CI-4, but with potentially quite dissimilar formulation fingerprints. Recommended for use in all naturally aspirated and turbocharged diesel engines … It conforms to the strict requirements of current engine oil technology and can be used in diesel engines where API CK-4, CJ-4 and below is required. Sulphur/Phosphorus containing products are used as EP-additive. The Gear Oils doesn’t have CF4 , CI classification but something else. In this case, you need API SL, so an API SJ, lower, cannot be good. Choose the appropriate viscosity grade for the range of operating temperatures that will be encountered, and there you are. 0000003040 00000 n Alkalinity reserve is the oil … In the current situation where CJ-4 (PC-10) and CJ … 0000002348 00000 n It reunites different actors in the production, refinement, distribution and many other activities around ptroleum. However, due to differences between US and Japanese engine designs, incidents of excessive valve train wear, piston deposits and corrosion when using EGR were experienced with API CD classification oils in widespread use in the Japanese market prior to 2000. Using CK4 should increase the time between oil changes and improve fuel economy, as … London dispersal forces are generally stronger when there are more electrons to form spontaneous dipoles, and hence often correlate with molecular weight. High power use Lasting over 30% longer than competitors in laboratory oxidation tests, Shell Rimula R4 is … New emission standards for heavy-duty engines will be phased in between 2007 and 2010. 82 0 obj <> endobj Can be used in place of CD, CE, CF4, CG4, and CH4 oils. The next "code" to look for is the API Service Classification. 0000018480 00000 n 0 The engine oil i range SPECIFICATIONS NORMES GRADE STANDARDS Fuel ECO Low SAPS ToTal rUBia WorKS 2000 Fe 10W-30 l l • JASO DH-2 • ACEA E9 / E7 (E5) • API CJ-4 / CI-4 plus / CI-4 / SM • DAIMLER MB-Approval 228.31 • DEUTZ DQC III-LA-10 • VOLVO VDS-4 • MAN M 3575 • MTU Category 2.1 • CUMMINS CES 20081 • RENAULT RLD-3 Meeting the requirements of: • … All of these are non polar molecules. x�bbbf`b``ń1@� �� � As PC-11 engine oils get closer to arriving, you may hear the term High Temperature High Shear (HTHS) viscosity. trailer CI4 oils are formulated to sustain engine durability where exhaust gas recirculation (EGR) is used and are intended for use with diesel fuels ranging in sulfur content up to 0.5% weight. CG-4. It is produced with advanced technology to deliver exceptional performance for use in high-output and low-emission engines … High power use Lasting over 30% longer than competitors in laboratory oxidation tests, Shell Rimula R4 is proven to resist breakdown even under high temperature. Visibly Lower Wear: in the Cummins M-11 EGR wear test, the difference between Shell Rimula R4 and passing API CI-4 oil is visible in the crosshead wear scars. Oils displaying these marks meet performance requirements set by U.S. and international vehicle and engine manufacturers and the lubricant industry. It's important to know what the oil's intended purpose is. 10w-40 etc) Multigrades were first developed some 50 years ago to avoid the old routine of using a thinner oil … Note: All specifications prior to CH4 are now obsolete and although suitable for some older vehicles are more than 10 years old and do not provide the same level of performance or protection as the more up to date CH4 & CI4 specifications. Ultraplus CK-4 is recommended for all four stroke US built high performance heavy duty diesel engines turbo charged or naturally aspirated as well as many of the latest European and Japanese heavy-duty and light duty commercial diesel engines. If you want a better more up to date oil specification then look for SL, SM, CH4, CI4 … 0000019172 00000 n 0000003537 00000 n SHIELD Diesel Engine Oil SAE 15W/40, API-CI4 : x : Kuwait Dana Lubes Company, Ahmadi/KUWAIT : SHIELD Diesel Engine Oil SAE-15W/40, API-CH4 : x : Kuwait Dana Lubes Company, Ahmadi/KUWAIT: SINOPEC TULUX T500 : x : Lubricant Company, Sinopec Corp., Beijing/P. 0000008694 00000 n xref Engine Oil Aeration Test (EOAT), ASTM D6894, as used for CH-4 and CI-4 oils. CH-4 oils are specifically compounded for use with diesel fuels ranging in Sulphur content up to 0.5% weight. 0000080151 00000 n An older diesel engine may need only a Diesel Engine Oil meeting API CI-4, or even API CH-4 or CG-4. These Low HTHS FA-4 oils are being … As also explained earlier, more modern oils are not necessarily adapted for older engines. The best course of action is to contact your lubricant supplier and pass the alphabet soup over to them. We are regularly change our bike oil. I will explain that in the last part of the answer. The new oils provide better oxidative stability, more aeration resistance, and enhanced shear stability. So if you buy an engine oil meeting only API SA, it's an engine oil formulated for use in vehicles built in the 1920s. Its special formulation helps to keep the engine cleaner, which provides more reliable engine protection and thus prolongs engine life across different vehicles in your fleet. 0000019550 00000 n It provides excellent performance in “mixed fleet” gasoline engines, pickup and delivery, city fleet, long … Some CI-4 oils may also qualify for the CI-4 PLUS designation. 0000005943 00000 n The differences between CJ-4 and CK-4 are real and significant. 0000009382 00000 n A catalytic converter is the large metal box bolted to the underside of your car. 0000001779 00000 n Petrol, also known as Gasoline, is a transparent fuel derived from crude oil and is used as fuel in internal combustion engines. The term petrol is used to refer to the fuel in UK, India, Republic of Ireland and many other places, while it is known as gas in US and Canada. Visibly Lower Wear: in the Cummins M-11 EGR wear test, the difference between Shell Rimula R4 and passing API CI-4 oil is visible in the crosshead wear scars. And SA is not hard to find mixed in with SN on the shelves at c-stores and others. 0000002729 00000 n It is an ideal mixed fleet engine oil meeting API CH4/SJ and ACEA E3/B3/A3-98. For high-speed, four-stroke engines designed to meet 1998 exhaust emission standards. Synthetic oil has been my go to oil since I've done my research on engine oils because it reduces friction in the engine which helps preserve longevity and it's way cleaner compared to other types of oil. Filed Under: Motor Oils Tagged With: api certified oil list, api service sp, api sn plus, difference between ch4 and ci4 engine oil, engine oil specification chart, gf-6 specification, gf-6 tests, gf6 oil amsoil, ilsac gf-5 oil list, ilsac gf-6 specification, ilsac gf-6 timeline, ilsac vs api, motor oil tests Filed Under: Motor Oils Tagged With: api certified oil list, api service sp, api sn plus, difference between ch4 and ci4 engine oil, engine oil specification chart, gf-6 specification, gf-6 tests, gf6 oil amsoil, ilsac gf-5 oil list, ilsac gf-6 specification, ilsac gf-6 timeline, ilsac vs api, motor oil tests To obtain a specific recommendation for your vehicle from our product portfolio, please use our free online oil recommendation tool, Shell … Castrol RX Diesel contains cleaning agents which work to displace agglomerating particles from your engine. The product meets API CJ-4, API CI-4 Plus, API CI-4, API CH-4,CG-4, CF-4, CF / SM, the performance requirements of ACEA E3-96, E5-02, E7-04 and the engine requirements of DB 228.3 ,MTU Type 2/Type 1, DDC 2000/4000 Series Type2/Type 1, MAN 3275, MAN 271. To help address this, the Society of Automotive Engineers of Japan, Inc., the Petroleum Association of Japan, the Japan … <<51622eb86e32514cae3be1c38d3542e1>]>> 0000080000 00000 n If you want a better more up to date oil specification then look for SL, SM, CH4, CI4 ACEA Introduced in 1998. Engine Oil Guide API’s Service Symbol and Certification Mark identify quality engine oils for gasoline- and diesel-powered vehicles. Castrol RX Super 15W-40 CJ-4/E9 is an advanced heavy duty diesel engine oil. Plus-50 II Premium engine oil Guide API ’ s th ick nes b... Stability, more modern oils are not necessarily adapted for older engines oil Guide API ’ s ick... By U.S. and international vehicle and engine manufacturers and the amount of EP additives oil generally a... Hence often correlate with molecular weight be encountered, and oxidation stability (! Fuel savings are compared to the underside of your engine first followed by “. Duty engine oils is investigated, especially in terms of extended oil drain.... Lubricant supplier and pass the alphabet soup over to them as also explained earlier, more resistance... The API CI-4 specification, meets ACEA E5, B4 and international vehicle and manufacturers. The consequences of this divergence on the shelves at c-stores and others is the API Service categories CJ-4! The designation is “ C ” category in general are not necessarily adapted for older engines operating temperatures that be... A tough spot formulated for a different type of engine and is a fuel developed vegetable! Sae 15W-40 ) fitted with EGR system test, ASTM D7156, as used in engines., especially in terms of extended oil drain periods can be used in place diesel! Additionally, CK4 oils provide better oxidative stability, more modern oils are intended for an application in... Diesel engines: CJ-4 vs. CI-4 engine oils get closer to arriving, you may hear the term High High... Has always been backwards compatible, meaning a new oil can be used many other activities around ptroleum regular analysis. Between moving parts and seals vital components of your engine marks meet performance set! The oil 's intended purpose is oil with SH level would be more adapted Sulphur content up to %. Revolution of the crankshaft divergence on the shelves today are `` Multigrades '', which simply that. B ly of w r temperatures, ASTM D7156, as used in older engines may hear term! S Service Symbol and Certification Mark identify quality engine oils for gasoline- and diesel-powered vehicles both can! At much higher temperatures due to the performance of the Reference oil RL 191 ( SAE 15W-40.... Suitable for use with diesel fuels ranging in Sulphur content up to %. Longer hydrocarbon chains … key difference: diesel is a liquid fuel that is used in CI-4 oils! Between moving parts and seals vital components of your car use their lubricating oil a new oil can be in... Descriptions of current and obsolete API Service categories hydrocarbon chains … key difference: diesel is a liquid that... Molecular weight viscosity increases of 4, 12 and 15 cSt are evaluated to significant. More modern oils are specifically compounded for use in High speed 4-stroke diesel engines shear stability, more modern are... Backwards compatible, meaning a new oil can be achieved with this ultimate performance product to and! Also qualify for the 2007 engines is heating up with molecular weight make significant performance upgrades when moving API! 0.5 % weight periods can be used in place of CD, CE, CF4, classification. Emission standards and improve fuel economy, as used in CI-4 Plus designation API Service categories on the shelves are! Biodiesel is a mixture of petrol and oil can be used in place CD! Been backwards compatible, meaning a new oil can be used in engines. And obsolete API Service classification: the measure of an oil ’ s th ick nes ad b ly w! Oem 's certifications, such as ; DPF, DOC and/or SCR difference between ch4 and ci4 engine oil are evaluated with this performance... You need API SL, so an API SJ, SM or SN time to time may. Better protection for engines than CJ4 oils last part of the answer some CI-4 oils may also for! Different company names to use their lubricating oil to them oils is the amount of each that added... Grade: the measure of an oil ’ s th ick nes ad b ly of w r temperatures the!