Tought Leader


What You Need to Know About New Engine Oils


WRITTEN BY ROBERT T. PUDLEWSKI


L 52 School Transportation News • SEPTEMBER 2017


ast fall, we published information on the planned release of two new motor oil specifications, CK-4 and FA-4. Since December, the American Petroleum Institute (API) has licensed about 400 CK-4 and more than 40 FA-4 oils submitted for licensing by oil


marketers. According to the API, more oil marketers are expected to add oils meeting


the new standards to provide product that meets the needs of the changing diesel engine technologies and alternative fuel engines, as well as to protect the various engine types currently in operation. Most large school bus operations serviced by bulk oil sales and supply distributors are becoming aware of these oils and are planning to introduce them into their fleets. But other private and public bus fleets not purchasing in bulk or as frequently as the larger fleets may not been introduced yet to the new oil formulation and its application into their vehicle-specific lube, oil and filter replacement schedule. Operators and school bus maintenance technicians need to know how to manage these new oils in their shops. API CK-4 oil is intended for diesel engines previously using API’s CJ-4


oils. API FA-4 oils, meanwhile, are intended for most newer engines, specifi- cally 2017 model-year and beyond. FA-4 and CK-4 Specifications will take two separate paths. To meet regu- lations for increased fuel economy and reduced emissions, 2017 model-year and newer diesels will rely on a combination of engine and unique oil tech-


Page 1  |  Page 2  |  Page 3  |  Page 4  |  Page 5  |  Page 6  |  Page 7  |  Page 8  |  Page 9  |  Page 10  |  Page 11  |  Page 12  |  Page 13  |  Page 14  |  Page 15  |  Page 16  |  Page 17  |  Page 18  |  Page 19  |  Page 20  |  Page 21  |  Page 22  |  Page 23  |  Page 24  |  Page 25  |  Page 26  |  Page 27  |  Page 28  |  Page 29  |  Page 30  |  Page 31  |  Page 32  |  Page 33  |  Page 34  |  Page 35  |  Page 36  |  Page 37  |  Page 38  |  Page 39  |  Page 40  |  Page 41  |  Page 42  |  Page 43  |  Page 44  |  Page 45  |  Page 46  |  Page 47  |  Page 48  |  Page 49  |  Page 50  |  Page 51  |  Page 52  |  Page 53  |  Page 54  |  Page 55  |  Page 56  |  Page 57  |  Page 58  |  Page 59  |  Page 60