11100-ZVL-900 Crankcase - Overview. The 11100-ZVL-900 Crankcase serves as a critical structural component within Honda marine engine systems. This part houses the crankshaft, playing an essential role in maintaining the mechanical integrity and smooth operation of your marine engine's powerhead. Designed to support the engine's core structure, it ensures optimal performance and durability by seamlessly integrating with existing parts and precision components.. Key Features. Essential for housing