223GB443M
Main Crankshaft Bearing Cap
Mack

This main bearing cap is a fundamental component that secures the crankshaft in place within the engine block. It ensures proper alignment and supports the crankshaft under high rotational forces, which is critical for engine smoothness and longevity. Made from high-strength materials, it resists wear and deformation, maintaining engine integrity over extended periods. Proper functioning of this cap is vital for minimizing vibrations and preventing engine damage. Its precise fit and durability make it indispensable for engine reliability. Source One Parts Center provides this essential part to help maintain optimal engine performance and durability.