This GLYCO main bearing set, part number 71-4002/4 STD, is engineered to provide robust support for your engine's crankshaft. Precision-manufactured to meet stringent quality standards, these bearings are crucial for maintaining optimal engine operation and longevity. The set includes all necessary main bearings for a complete installation, ensuring a perfect fit and function. They are designed to withstand the demanding conditions within an engine, providing consistent performance under various loads and temperatures. Proper installation of these bearings is vital for preventing crankshaft wear and ensuring smooth engine function. GLYCO's commitment to quality means you can trust these components to deliver reliable performance for your vehicle's needs.