VCS 2004 is a balanced, multifunctional additive package for dispersants and inhibitors, suitable for formulating single- and multi-grade four-stroke motorcycle lubricants. It is designed for engine oils that require JASO MA or MA-2 (T903: 2006) and API SJ. VCS 2004 includes ashless dispersants, zinc dithiophosphate, and detergents. It offers improved control over deposits, oil oxidation, wear, and rust in gasoline and diesel engine oils where industry certification is not necessary. This product has undergone field testing and is suitable for producing JASO MA and MA-2 engine oils. Group I and most Group II base oils are suitable for MA-2 production fluids.