Heavy duty engine oils meeting the upcoming API PC-12 category will elevate the next generation of engine performance. Change is coming for heavy-duty engine oils. The American Petroleum Institute’s ...
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 ...
At-a-Glance: Heavy oil is a dense, viscous petroleum fluid (typically 10–22 °API) enriched in resins/asphaltenes with low gas content, formed when originally lighter oils are altered after charge by ...