This GLYCO main bearing set, part number 01-3771 STD, is engineered to provide essential support for your engine's crankshaft. Proper bearing function is critical for reducing friction and wear, ensuring the longevity and smooth operation of your engine. Crafted with precision, these bearings are designed to meet stringent quality standards. They play a vital role in maintaining the correct oil clearance, which is crucial for effective lubrication and heat dissipation. Installing this set will help restore or maintain optimal engine health and performance. Choose GLYCO for dependable engine components. This main bearing set is a direct fit for compatible applications, offering a reliable solution for engine rebuilds or repairs.