ACL oversized main bearings for Mitsubishi 4G63/4G64 engines are specified as a 0.50 oversize main bearing set for 7‑bolt second‑generation DSM and EVO I–IV applications. These main bearings provide the correct increased journal clearance required when machining or rebuilding an engine to 0.50 oversize, making them a direct, application‑specific choice for engine rebuild or crankshaft service on the listed platforms.
ACL Mitsubishi 4G63/4G64 7 Bolt 2nd Gen DSM and EVO I-IV 0.50 Oversized Main Bearing Set