50529-ZVL-000 Tilt Stopper - Overview. The 50529-ZVL-000 Tilt Stopper is an essential component in Honda marine engine systems, designed to provide precise control over the tilting range of the engine's mounting system. It ensures the engine does not tilt beyond specified angles, thereby protecting the integrity of engine mounts and associated hardware and contributing to safe, smooth engine operation. Manufactured to maintain reliable tilt functionality, it ensures seamless integration with exi