Marine 6-56 Multi-Purpose Lubricant

Keep your marine engine and hardware running smoothly with this multi-purpose lubricant engineered specifically for saltwater environments. Marine 6-56 forms a clear, thin protective film that lubricates moving parts, displaces moisture, and guards against the accelerated wear and corrosion that salt air and water cause over time.

Whether you’re dealing with a wet engine that won’t fire, seized hardware, or connections exposed to the elements, this formula cuts through the problem fast and keeps working long after application.

• Forms a clear, thin lubricating film that reduces friction and wear
• Displaces moisture to help start wet or flooded engines
• Loosens rusted, seized, or corroded parts and fasteners
• Protects against ongoing saltwater corrosion
• Silicon-free formula safe for use near oxygen sensors and sensitive engine components

Parts Desk Insights

Best Use Case: Reach for Marine 6-56 when prepping an engine after rain or spray exposure, freeing stuck throttle cables, lubricating steering linkages, or treating corroded battery terminals and electrical connectors. It’s also an excellent choice for treating trailer hardware, winch cables, and stainless fittings that see regular saltwater exposure. Apply at the start and end of each season as part of a standard maintenance routine.

Part Number: 77-76007