The ACL Race Series main bearing in 0.25mm oversize is a high‑performance main bearing specified for Subaru EJ20, EJ22 and EJ25 engines with thrust at the #3 position. It delivers precise crank support for engine rebuilds and performance assemblies where an oversized journal match is required. Use when engine machining calls for that specific oversize and thrust orientation.
ACL Subaru EJ20/EJ22/EJ25 (For Thrust in #3 Position) 0.25mm Oversized High Performance Main Bearing