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 ...
The American Petroleum Institute (API) estimated that crude oil inventories in the United States fell by 8.33 million barrels in the week ending June 12. Analysts had expected a 4.5 million draw. In ...