50525-ZV4-000 Tilt Shaft - Overview. The 50525-ZV4-000 Tilt Shaft is a vital component of the tilt and trim system within Honda marine engine systems. This part plays a key role in transferring the rotational force responsible for raising or lowering the outboard motor, ensuring smooth and reliable operation of your marine propulsion system. Manufactured to Honda's exacting specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key F