13622-ZY3-C00 Tb Guid Plate - Overview. The 13622-ZY3-C00 Tb Guid Plate is an essential component designed for the timing belt system within Honda marine engine systems. It functions specifically as a timing belt guide plate that helps maintain proper alignment and tension of the timing belt, essential for reliable operation and precise mechanical timing. Manufactured to meet exact factory specifications, this plate ensures seamless integration with existing parts, maintaining optimal performanc