LUBRICATING OIL COMPOSITIONS

摘要

A lubricating oil composition for internal combustion engines comprises: (A) a major amount of a basestock of lubricating viscosity containing from greater than (35) to less than (70) mass % of one or more PAO's, the balance preferably being one or more Group I basestocks as defined in API 1509; and (B) two or more additive components such as an ashless despersant and a metal detergent.