The ACL Race Series oversized (0.25) main bearing set is specified for 1968–1974 Nissan L16E and L18E 1,595cc and 1,770cc 4-cylinder engines. Supplied as a high-performance replacement, these main bearings meet the 0.25 inch oversize specification for use when the crankshaft has been machined to that journal size in L16E/L18E applications.
ACL 68-74 Nissan L16E/L18E 1595cc/1770cc 4cyl 0.25 Oversized High Performance Main Bearing Set