OEM Mercury Power Trim & Steering Fluid. A universal hydraulic fluid designed to mix with all hydraulic fluids, protects seals and hoses, and prevents foaming, oxidation and corrosion. For use in most power trim and power steering systems on Mercury Mariner and Force Outboards and Mercury Mercruiser sterndrives. Not recommended for use in systems that specify SAE 0W-30 oil. 8 fl oz plastic bottle Mercury Part# 92-802880A 1