36129-ZY9-003 Yoke Assembly - Overview. The 36129-ZY9-003 Yoke Assembly is a critical mechanical component used within Honda marine engine systems, specifically supporting the power trim and tilt system. Its primary role is to serve as a linkage that transmits rotational force from the engine to the propeller or other propulsion elements, enabling smooth and efficient operation of your boat's drive system. Precision-engineered by Honda, this OEM yoke assembly ensures seamless integration with ex