Boaty's Transport Archives - Fleet Equipment Magazine
API FA-4 oil backward compatibility update from Detroit, real-world fleet findings

Fleet Equipment‘s talked a lot about engine oil recently—and with good reason. After all, new engine oil categories (FA-4 and CK-4) will be in place on Dec. 1, and there is no shortage of questions: Which oils are compatible with which engines? How will this impact fuel efficiency? How will older engines benefit from these new oils? These and

Detroit Engine DD15 GHG 17