91-13778-T1 Collet Assembly - Overview. The 91-13778-T1 Collet Assembly is a critical component for Honda marine engine systems. It acts as a secure fastening mechanism within the rigging and accessory systems, ensuring the parts remain firmly in place under operational stresses. This assembly guarantees seamless integration with existing OEM parts, maintaining optimal performance and durability.. Key Features. Specifically designed as a fastening component in Honda marine rigging and accessory