The ACL Race Series standard-size main bearing set for 1968–1974 Nissan L16E and L18E 1,595cc/1,770cc 4-cylinder engines includes a .001 in oil clearance specification. This high-performance main bearing set provides the tighter .001 inch clearance for controlled lubrication at the main journals and is intended for direct replacement in the listed L16E/L18E applications.

ACL 68-74 Nissan L16E/L18E 1595cc/1770cc STD Size High Perf Main Bearing Set w/.001 Oil Clearance