Description

The Cummins Main Bearing Set 3802132 (0.50 mm undersize) is a precision-engineered replacement designed for diesel engines that have undergone crankshaft grinding or reconditioning. This bearing set directly replaces Cummins OE part number 3802071 , delivering OEM-correct fitment, accurate oil clearance, and long-term durability. Manufactured for use in Cummins diesel engines , these 0.50 mm undersized main bearings are ideal for engines requiring reduced journal diameter compensation. They restore proper crankshaft support, maintain oil film stability, and ensure smooth engine operation under heavy-duty loads. Built with high-quality bearing materials and advanced overlay construction, the Cummins 3802132 main bearing set provides excellent load-carrying capacity, resistance to fatigue, and consistent wear characteristics. Precision-machined bearing shells ensure uniform contact and reliable performance across all main journals.