Specifically formulated to meet or exceed the tough requirements of the Marine 4-Stroke motor manufacturers, Mercury, Yamaha, Johnson-Evinrude, Suzuki and Honda.. Excellent anti-wear characteristics. Formulated to offer maximum corrosion protection. Reduces sludge keeps engine cleaner for better efficiency. Low temperature viscosity offers better cold starting. Meets and exceeds quality performance API SJ, CF-2, CH-4, NMMA FC-W Certified. Sold in case packs only.