Big Block Main Bearing Kit - Standard - NOS GM
NOS (new old stock) GM main bearing set for big block engines. GM part number 12329723.
1982-2017 Chevrolet Truck Parts - Bottom End Bearings
Classic Industries offers a wide selection of Bottom End Engine Components for your 1982-2017 Chevrolet Truck. Classic Industries offers 1982-2017 Chevrolet Truck Bearings, 1982-2017 Chevrolet Truck Connecting Rods, 1982-2017 Chevrolet Truck Crankshaft, 1982-2017 Chevrolet Truck Engine Block, 1982-2017 Chevrolet Truck Hardware, and 1982-2017 Chevrolet Truck Pistons & Rings.