Big Block Main Bearing Kit - Standard - NOS GM
NOS (new old stock) GM main bearing set for big block engines. GM part number 12329723.
1971-1966 Chevrolet All Models Parts - Bottom End Bearings
Classic Industries offers a wide selection of Bottom End Engine Components for your 1971-1966 Chevrolet All Models. Classic Industries offers 1971-1966 Chevrolet All Models Bearings, 1971-1966 Chevrolet All Models Connecting Rods, 1971-1966 Chevrolet All Models Crankshaft, 1971-1966 Chevrolet All Models Engine Block, 1971-1966 Chevrolet All Models Hardware, and 1971-1966 Chevrolet All Models Pistons & Rings.