13324-P8A-A01 Main (Upper) Brg D - Overview. The 13324-P8A-A01 Main (Upper) Brg D is a vital component within Honda marine engine systems. This main (upper) bearing supports the crankshaft, facilitating smooth rotation and ensuring the engine operates reliably and efficiently. Designed to integrate seamlessly with existing engine components, it maintains optimal performance and durability over time.. Key Features. Genuine OEM Honda main (upper) bearing supporting the crankshaft assembly.. Manufactured to meet precise factory specifications, dimensions, and tolerances.. Ensures smooth mechanical motion by reducing friction and wear on the crankshaft.. Grade-D bearing designed for high performance and durability in marine applications.. Compatible with multiple Honda marine engine models and select automotive engines such as Pilot, Odyssey, and Ridgeline series.. Integrates cleanly with existing seals, housings, and hardware for easy installation and long-lasting reliability.. Why Choose