Description

The Cummins Main Bearing Set 3802160 (STD) is a precision-engineered diesel engine bearing set designed to support the crankshaft main journals , ensuring smooth rotation, proper oil clearance, and long-term engine durability in Cummins diesel engines. This set is a direct replacement for Cummins OEM part number 3802070 , making it ideal for standard-size crankshaft applications during engine rebuilds and overhauls. Manufactured using high-quality multi-layer bearing alloys , these standard-size main bearings are built to withstand high combustion loads, continuous rotational stress, and heavy-duty operating conditions common in Cummins diesel engines. The bearing construction promotes excellent fatigue resistance, effective heat dissipation, and consistent oil film retention for reliable lubrication. Designed for accurate fitment and correct oil clearance , the Cummins 3802160 STD main bearing set helps maintain proper oil pressure, reduce friction, and prevent premature crankshaft wear. Replacing main bearings during an engine overhaul is critical to restoring OEM-level performance and ensuring long-term engine reliability. This main bearing set is commonly used in Cummins diesel engine rebuild and overhaul applications , including on-highway trucks, industrial engines, and heavy-duty equipment requiring dependable internal engine components.