11100-ZY3-030 Crankcase Comp - Overview. The 11100-ZY3-030 Crankcase Comp is an essential component of Honda marine engine systems. Serving as the main housing for the crankshaft and internal engine parts, this crankcase plays a vital role in ensuring the mechanical integrity and reliability of the engine. Designed with precision to OEM specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Genuine Honda OEM crankcase component designed specifically for marine engines.. Encloses and supports the crankshaft and other critical internal engine parts.. Manufactured to match factory specifications, dimensions, and tolerances for a perfect fit.. Helps maintain optimal engine mechanical function and durability over time.. Integrates cleanly with existing seals, housings, and hardware ensuring no compatibility issues.. Contributes to overall engine system stability and smooth operation under demanding marine condition