King SI-Series Main Bearing - Standard - Small Block Chevy RG30003S two aluminum -10AN fittings and

two aluminum -10AN fittings and two -10AN x 1/2" hose barb fittingsDerale has been the leader in performance cooling for decades

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King SI-Series Main Bearing - Standard - Small Block Chevy RG30003S two aluminum -10AN fittings andProduct Description: Main Bearing SI Series Standard Small Block Chevy King Engine Bearings is a world class developer and manufacturer of engine bearings. King Engine Bearings only product is engine bearings, and because of this specialization, it produces the highest quality engine bearing available in the engine aftermarket. The King Engine Bearing line now includes King rod bearings, King main bearings, King thrust bearings and King cam bearings