Premium multi-grade petroleum motor oil for service departments for new and rebuilt engine run-in; formulated for 4-stroke motorcycle and other performance engines. Designed for topping off, service fills, as well as new and rebuilt engine run-in. Features Bel-Rays additive chemistry and high-viscosity index with low-volatility to provide premium engine protection. Superior deposit control reduces sludge and varnish for cleaner, cooler running engines. Equally suitable for air-cooled and liquid-cooled engines. Minimizes deposit formation and reduces oil consumption. Reliable all-season use.