11381-ZV7-020 Oil Pan Gasket - Overview. The 11381-ZV7-020 Oil Pan Gasket is a crucial component in Honda marine engine systems. It functions to create a watertight seal between the engine's oil pan and the engine block, preventing oil leaks and ensuring smooth operation. This gasket supports the lubrication system by maintaining the oil inside the engine, thereby protecting vital engine components from wear and damage. Designed to meet exact factory specifications, it ensures seamless integrati