The current and previous API Service Categories are summarized in convenient charts. Vehicle owners should refer to their owner's manuals before consulting these charts. Oils may have …

API Service Category FA-4 describes certain XW-30 oils specifically formulated for use in select high-speed four-stroke cycle diesel engines designed to meet 2017 model year on-highway …

Jan 1, 2009 · When purchasing oil, the oil has a quality level (API Service). There are many different categories/types, such as SG/CD, SF, SM, SA, SB, SC, SE, to list a few. Today when …

May 21, 2024 · An API service rating is a classification assigned to engine oils based on their ability to meet specific performance criteria. These ratings are determined through a series of …

The American Petroleum Institute (API) is the authority when it comes to setting standards for motor oils used in gasoline and diesel engines. Gasoline engines are classified under …

API stands for American Petroleum Institute. In 1970, along with the SAE and ASTM (American Society for Testing and Materials), they established the API Service Classification System to …

Jul 22, 2022 · Engine oil API classification is a system used to classify motor oils according to their performance levels. The API system has two parts: the Service Classification System and …

For automotive gasoline engines, the latest engine oil service category includes the performance properties of each earlier category. If an automotive owner's manual calls for an API SJ or SL …

Current API Service Category FA-4 describes certain XW-30 oils specifically formulated for use in select high-speed four-stroke cycle diesel engines designed to meet 2017 model year on …

API began licensing oils against the SN PLUS classification on May 1, 2018. As marketers consider developing oils that comply with the SN PLUS classification, they should keep the …