King Bearings Main Bearings Thrust Pos 5 pMax Black TriMetal Subaru WRX 2002-2014 | WRX STI 2004-2019 | Many EJ Series

The King XP rod bearing set features the pMax Black tri-metal structure mainly used in racing applications. The bearing is a copper based and features an overlay that is reinforced by a proprietary nano-scaled hardening process that modifies the molecular structure and creates a black fatigue resistant shield.