90953-ZW1-003 Steel Ball - Overview. The 90953-ZW1-003 Steel Ball is a critical component used within Honda marine engine systems. It plays an essential role in the mechanical operations of the outboard engines, particularly in the active line of Honda Marine products. This steel ball supports the engine's rigging and shifting system, ensuring smooth mechanical motion and durability during operation. Designed to match factory specifications precisely, it ensures seamless integration with existin