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High-Performance Main Bearing Set. The King Engine Bearings for Thrust in 5 Position Size STDX provides superior durability and load capacity for Subaru EJ20, EJ22, and EJ25 engines, including turbocharged variants. Designed to support high-stress racing applications such as circle track and drag racing, this bearing set enhances engine reliability under extreme loads by improving oil flow and thrust handling capabilities.
Construction and Appearance. This bearing set features a tri-metal construction with a lead bronze base and a pMaxBlack™ overlay that undergoes a proprietary nano-scaled hardening process resulting in exceptional load capacity of up to 10,200 PSI. The bearings exhibit a black finish with integrated full-length oil grooves, SmartLug™ design improvements, and oil slots engineered to maximize lubrication efficiency and reduce leak risk.
Installation. Installation is straightforward for professional engine builders accustomed to performance engine work. No drilling is necessary, and the bearings are designed to fit standard crankshaft and housing dimensions specified for the Subaru EJ series engines without additional modifications.
Application. Manufactured specifically for Subaru Impreza models powered by EJ20, EJ22, or EJ25 engines, including turbocharged versions, this bearing set addresses thrust requirements in the fifth position, providing improved oil distribution for optimal durability in racing and high-performance use.
King Engine Bearing MB5382XPGSTDX
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