... . It is Cummins 6BT engine main bearin 2. OEM number: 3901176 main bearingRemarks: 1) We manage in auto engine valve, piston, piston ... , cylinder liner, crankshaft, camshaft, cylinder head, cylinder block, connecting rod, main bearing, crankshaft bearing, connecting rod bearing, vribbed belt, belt tensioner ... , Africa and Southeast Asia. Desire our cooperation! Cummins 6BT5.9 Main Bearing 3901176