31105-PR7-A01 Brush Holder Assembly - Overview. The 31105-PR7-A01 Brush Holder Assembly is a crucial component of Honda marine engine systems. It supports the electrical system by securely holding and guiding the brushes, ensuring proper contact with the commutator for efficient power transfer. Designed for reliability and longevity, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. OEM Genuine Honda part ensuring perfect compatib