13326-PWA-003 Main Bearing F - Overview. The 13326-PWA-003 Main Bearing F is an essential component within Honda marine engine systems. It plays a critical role in supporting the crankshaft, enabling smooth rotation and reducing friction to maintain engine reliability. Designed and tested to meet factory specifications and tolerances, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. Precision-engineered main bearing supporting th