50522-ZV4-000 Tilt Lever Bush - Overview. The 50522-ZV4-000 Tilt Lever Bush is a critical component in Honda marine engine systems, specifically designed for the tilt mechanism in outboard motors such as the Active series. This small yet essential part acts as a wear-resistant bushing that helps maintain smooth and reliable tilt lever operation, ensuring optimal performance and longevity of the marine engine's tilt system. Precision engineered to OEM specifications, it provides seamless integrat