A proposed engine test that is key to the ILSAC GF-6 engine oil specification is failing to discriminate between reference oils, an API official repor ...

General Motors Angela Willis has succeeded Valvolines Thom Smith as chairman of the Passenger Car Engine Oil Classification Panel, the first time an O ...

The American Petroleum Institutes Lubricants Standards Group formally adopted API SN Plus last week but still has not set a date for first licensing. ...

The American Petroleum Institutes Lubricants Group closed its ballot on SN Plus Dec. 29, with a healthy majority voting to adopt the supplemental cate ...

Fees for the American Petroleum Institutes Engine Oil Licensing and Certification System increased Dec. 1 in order to offset the costs of APIs consume ...

The U.S. National Conference on Weights and Measures will amend motor oil guidelines to encourage the identification of engine oil performance specifi ...

Less than a year remains to complete the new passenger car engine oil category - but there are still thorny patches in the path to final approval.

The Japanese Automotive Standards Organization is working on a two-year schedule to update specifications for both two- and four-stroke motorcycle eng ...