ACL High Performance Standard Size Main Bearing Set, #5 Thrust Bearing Position Subaru WRX 2002-2014 / STI 2004-2021 | 5M8309H-STD RSX_2002-2006 leaving you free to mix

leaving you free to mix and match track width to compliment any style

Turbo mounting gaskets included

The STU flywheel is recommended for forced induction and/or track and rally racing applications

Part #: SC7222

ACL High Performance Standard Size Main Bearing Set, #5 Thrust Bearing Position Subaru WRX 2002-2014 / STI 2004-2021 | 5M8309H-STD RSX_2002-2006 leaving you free to mixACL's main bearings are made of a softer metal so that you don't wear out your crank or engine block. Additionally, a thin layer of oil lubricates the connection between the bearings and the crank allowing the crank to "float" and reduce wear. Proper support via main bearings is crucial to prevent oscillations and wear that can damage the crankshaft and other components as the motor moves further out of balance. Bearings with extra oil clearance will