ACL Race Series Subaru FA20 0.025mm oversized main bearing set with +.002in OD supplies a precisely defined oversize shell for crank journal machining and rebuilds. This bearing set gives engine builders a small, controlled increase in diameter paired with the listed outer diameter change to match machining specifications, supporting accurate fitment decisions for FA20 engine reconditioning.
ACL Subaru FA20 0.025mm Oversized Main Bearing Set w/ +.002in OD