This listing is for a set of King race/performance series STANDARD size connecting rod and main bearings for Subaru EJ15, EJ16, EJ18, EJ20, EJ22, and EJ25 4-cylinder engines with a 52mm rod journal size (at STANDARD) and the crankshaft thrust bearing in the #3 position. P/N CR4125XPG-STD + MB5220XP-STD. TECH NOTE: Be sure to verify these are the correct bearings for your engine. There are two different crankshaft journals. either 48mm or 52mm, these are for the 52mm journals.King Bearings