24878-ZV5-000 Idle Lever - Overview. The 24878-ZV5-000 Idle Lever is a crucial component within the Honda marine engine systems, specifically supporting the engine's idle control mechanism. This part plays an essential role in regulating the engine idle speed, ensuring smooth and consistent engine operation during low RPM performance. Engineered to fit Honda marine systems, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM Hon