This six-page laminated guide is designed to help consumers understand the API Engine Oil Quality Marks—the API Certification Mark "Starburst," the API Certification Mark "Shield" and the API Service Symbol "Donut"—and the API Service Categories.

API CK-4 oils exceed the performance criteria of API CJ-4, CI-4 with CI-4 PLUS, CI-4, and CH-4 and can effectively lubricate engines calling for those API Service Categories. When using CK-4 oil with higher than 15 ppm sulfur fuel, consult the engine manufacturer for service interval recommendations.

API’s Certification Mark and Service Symbol identify quality motor oils for gasoline- and diesel-powered vehicles. Oils displaying these marks meet performance requirements

2022年6月1日 · Detailed deciphering of all markings on engine oil cans. Find out what API, SAE, ACEA, ILSAC and other engine oil labels mean so you can get the right oil for your car

2020年5月15日 · The API “Donut” is a symbol licensed by the American Petroleum Institute to help ensure consumers purchase motor oil that meets API’s engine oil standards and that the product is subject to the API’s aftermarket monitoring and enforcement program that ensures licensees adhere to program requirements.

This six-page laminated guide is designed to help consumers understand the API Engine Oil Quality Marks—the API Certification Mark “Starburst,” the API Certification Mark “Shield” and the API Service Symbol “Donut”—and the API Service Categories.

2024年7月7日 · This guide will demystify the jargon and symbols commonly found on motor oil packaging, explaining viscosity ratings, API classifications, and other critical indicators. Knowing these can help ensure you select the best oil for your car’s performance and longevity.

Engine Oil Guide API’s Service Symbol and Certification Mark identify quality engine oils for gasoline- and diesel-powered vehicles. Oils displaying these marks meet performance requirements set by U.S. and international vehicle and engine manufacturers and the lubricant industry. More than 500 companies worldwide participate

2021年4月30日 · API uses a number of Certification Marks and Service Symbols to identify the quality of motor oils for use in gasoline-powered light-duty vehicles. Oils displaying these Marks meet performance requirements set by US and international vehicle and engine manufacturers and the lubricant industry.

API is an acronym for American Petroleum Institute which is one of the organizations that set the engine oil performance standards for each type of vehicle, both gasoline and diesel engines, in order to certify the qualifications and quality that meet the requirements to support the engine technology that has been continuously developed from ...