ACL Race Series main bearing set for Nissan KA24DE inline-4 engines is listed as a .25mm oversized high-performance main bearing kit. The description identifies this set for the KA24DE 2.4L inline-four application and notes the oversized .25mm specification, presenting the bearings as a race-oriented main bearing solution matching the engine and oversize dimension described in the source.
ACL Nissan KA24DE Inline 4 .25mm Oversized High Performance Main Bearing Set