13212-ZV5-003 Conn Rod Bearing B - Overview. The 13212-ZV5-003 Conn Rod Bearing B is a critical component within Honda marine engine systems. It supports the connecting rod by allowing it to rotate seamlessly on the crankshaft, ensuring smooth mechanical motion and reliable performance. Designed specifically for Honda marine engines, this bearing fits into the system with precision, maintaining optimal engine operation and longevity. It ensures seamless integration with existing parts, maintaini