September 20, 2017
Volume 17 Issue 52
API Group Continues to Pursue SN PLUS
At its Standards meeting last week in Dearborn, Michigan, the American Petroleum Institute’s Lubricants Group again took up the feasibility of issuing a supplemental engine oil category, as urged by 10 North American and Japanese automakers. Likely to be called “API SN PLUS,” the proposed category would meet all requirements for current API SN oils and add a new test to safeguard engines against the debilitating events known as low-speed pre-ignition.