Use the Stens Lucas Oil Magnum High TBN Motor Oil for Hydro Units (2007 and Older) to keep heavy-duty lawn equipment, engines and hydrostat transmissions running at optimal performance. Designed for use with diesel engines 2007 and older, as well as gasoline engines, this mower motor oil holds much more soot in the suspension than conventional 15W-40 oils. The motor oil for lawn mowers provides cool, quiet performance with longer drain intervals, lower oil temperature, less oxidation, higher lubricity and high temperature stability.

Looking for more information on lawn mower maintenance? Check out our guide on lawn mower maintenance in the product documents section.