abstract |
The invention relates to an engine oil composition is disclosed that meets FZG CEC IT-84/FVA 2434(A10/16.6R/90) of transportation gear oils, wherein FLS=10, which composition comprises a) An engine oil, b) A β-dithiophosphorylated Propionic Acids; and c) Other customary oil additives, Wherein component b) is about 2.0 to about 8.0% by weight, based on the weight of component a) plus component c). |