These GLYCO bearing shells, part code 71-3626/4 STD, are engineered to meet stringent automotive standards. They play a crucial role in reducing friction between the crankshaft and connecting rods, ensuring efficient power transfer and extending engine life. The precision manufacturing of these shells guarantees a perfect fit and optimal oil film formation, which is essential for preventing wear and tear on critical engine components. Trust GLYCO for reliable engine internals that contribute to the longevity and performance of your vehicle. Proper installation and maintenance are key to maximizing the benefits of these bearing shells. They are designed to withstand the demanding conditions within an engine, providing consistent support and lubrication under various operating loads.