Genuine Quicksilver® 2-4-C Marine Grease with PTFE 3-Pack protects your investment. Unlike automotive lubricants and gear lubes, all Quicksilver Lubricants and gear lubes are specifically formulated for the unique needs of marine engines. They are also rigorously tested to meet Mercury's high standards. This high-quality multipurpose grease withstands extreme friction and provides extra wear resistance. Not for needle bearings or other internal engine parts. Formulated for marine engines. Rigorously tested. Multipurpose grease.