1. Cummins 6CT8.3 engine crankshaft bearing 2. OEM number: 3926789 3. Competitive price with high quality and best service Crankshaft Bearing Remarks ... piston, piston ring, piston pin, cylinder liner, crankshaft, camshaft, cylinder head, cylinder block, connecting rod, ... main bearing, crankshaft bearing, connecting rod bearing, vribbed belt, belt tensioner ...