ACL Race Series main bearings for Mitsubishi 4G63/4G64 engines are supplied as a 0.25mm oversized set for Evo V–IX 7-bolt applications, intended for bored engine builds. This oversized bearing set supports high-performance rebuilds by matching the specified bore increase and providing a direct-fit replacement for those particular Evo applications.
ACL Mitsubishi 4G63/4G64 7 Bolt EVO V-IX 0.25mm Oversized High Performance Main Bearing Set