November 9, 2016
Volume 17 Issue 38
Ford Shuns New API Heavy-duty Oils
In a surprise move, Ford has issued a new diesel engine oil service fill specification, WSS-M2C171-F1, covering all Ford diesel engines. This specification specifically disallows the use of API CK-4 and FA-4 categories, which were adopted by the auto and lubricant industries earlier this year.