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The ACL main bearing set for Nissan 4-cylinder engines covering 1,488–1,982 cc (G/H20/U20; 1960–1992) supplies replacement mains sized for those vintage applications. These bearings are intended for engine rebuilds and restorations, offering correct clearances and rotating support to help preserve crankshaft alignment and oil film under normal operating conditions.
ACL Nissan 4 1488-1982cc G/H20/U20 1960-92 Engine Crankshaft Main Bearing Set
