63715-ZY3-C01ZB L *NH282MU* Cover - Overview. The 63715-ZY3-C01ZB L *NH282MU* Cover is a crucial component designed to protect the lower left side of Honda marine engine systems. This OEM cover safeguards the internal components by providing a durable protective housing, maintaining the integrity and reliability of the engine's Active Marine system. Designed specifically to fit the L *NH282MU* engine variant, it assures seamless integration with existing parts, maintaining optimal performance an