API Service Category CK-4 describes oils for use in high-speed four-stroke cycle diesel engines designed to meet 2017 model year on-highway and Tier 4 non-road exhaust emission …

API’s Lubricants Standards Group approved by letter ballot the adoption of two new ILSAC specifications, GF-6A and GF-6B, and a new API Service Category, API SP.

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 …

API Standards Subscription. Access standards, analyze available standards, support your organization with other API initiatives and mitigate risk with the latest change management …

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 …

API Engine Oil Classifications For Service Fill Oils Footnotes (1) Not required for SAE XW-16 and 0W-20. (2) Not required for Non-ILSAC viscosity grades. (3) 45 max for Non-ILSAC viscosity …

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 …

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 …

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 …

API differentiates between engine oils for gasoline engines (Service-category, specifications are prefixes with an “S” e.g. API SP) and diesel engines engines (Commercial-category, …