The MAIN BEARING SET with the part number HCB152-6793 and a size of .50mm refers to a critical engine component used to support and allow the rotation of the engine’s crankshaft. The .50mm measurement indicates the undersize or clearance of the bearing set, which is essential for achieving the correct fit within the engine. Main bearings are crucial for ensuring smooth and precise movement of the crankshaft within the engine block. They help distribute the load and forces exerted on the crankshaft, contributing to the engine’s overall performance, longevity, and reduced friction. Choosing the correct undersize, such as .50mm, is vital for maintaining proper clearances and alignment in the engine’s main bearing system. The part number HCB152-6793 serves as a unique identifier, allowing individuals and mechanics to identify and order the correct main bearing set for a specific engine or vehicle model, ensuring a proper fit and optimal functioning of the engine’s crankshaft system.

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