| abstract |
This invention relates to a lubricating oil composition, comprising: n (A) a base oil; n (B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a molybdenum compound and carbon disulfide; n (C) a boron-containing compound; and n (D) optionally a phosphorus containing compound, provided the phosphorus content of the lubricating oil composition does not exceed about 0.10% by weight. |