The 24th edition of API 1509 includes the latest API oil performance standards and marketing guidelines for engine oil ...

The American Petroleum Institute (API) has updated the standard governing its Engine Oil Licensing and Certification System ...

In a statement sent to Rigzone recently, the American Petroleum Institute (API) said it had “strengthen[ed]… offshore safety standards with new updates”. The API announced the release of the third ...

The next-gen heavy-duty engine oil standard (PC-12) has been formally approved, announced the American Petroleum Institute, which also introduced the new CL-4 and FB-4 “donut” certification marks ...

Shell Rotella’s new Knowledge Hub helps fleets understand and prepare for the upcoming API PC-12 oil standards. PC-12 engine oils will improve durability, efficiency, and emissions performance for ...

January 1, 2027, will be the first license date for two new heavy-duty engine oil categories, if all goes as planned. An update from the American Petroleum Institute said it has made significant ...

There are a multitude of factors that separate European- and American-spec engine oils, but if we were to pick one, it'd be emissions. Both the European Automobile Manufacturers' Association (ACEA) ...

PC-12 has been fully approved by API and will replace CK-4 and FA-4 engine oils starting in 2027. The new engine oil category includes FB-4 for lower-viscosity oils and CL-4 for higher-viscosity ...

The transition to CL-4 oils is expected to be backward-compatible, but FB-4 use may depend on OEM approvals for specific engines and applications. Tanks and bottles of heavy-duty diesel engine oil ...