The ACL crankshaft main bearing set is for Nissan four-cylinder G/H20/U20 engines with displacements from 1488–1982cc covering 1960–1992 service years. It supplies the main bearings essential for crankshaft support during rebuilds and repairs. Use this set to restore proper oil clearances and crank alignment when overhauling the bottom end of these older Nissan engines.
ACL Nissan 4 1488-1982cc G/H20/U20 1960-92 Engine Crankshaft Main Bearing Set