24815-ZW7-U01 Spring - Overview. The 24815-ZW7-U01 Spring is a genuine OEM component crucial to the neutral lock arm system in Honda marine engine systems. This spring plays an essential role in providing controlled tension and mechanical reliability, ensuring the neutral lock arm mechanism operates precisely for safe and efficient engine control. Crafted to meet exact factory specifications, it guarantees compatibility and seamless integration with existing parts such as locks and mounting hard