ACL Race Main Bearing Set for Subaru EJ20 / EJ22 / EJ25 (#5 Thrust Standard Size)


ACL Race Main Bearing Set for Subaru EJ20 / EJ22 / EJ25 (#5 Thrust Standard Size)


 
Our Price: $92.45


Availability: Usually Ships in 24 to 48 Hours
Part#: 5M8309H-STD
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Description Applications
 
The ACL Race Main Bearing Set for Subaru's feature a distinguished pedigree and track proven record. Race Series performance bearings are products of more than a half-century of ACL bearing design, engineering, metallurgy and manufacturing experience. They are used extensively in the US. and Canada and are the overwhelming choice of racers and engine builders worldwide. The ACL Race Main Bearing Set for Subaru EJ20 / EJ22 / EJ25 suits engines with the thrust bearing in the #5 position. Comes Standard Size.

Designed to withstand higher RPM conditions, ACL Race Series Engine Bearings feature:
  • High strength overlay plate with reduced thickness for improved fatigue properties
  • Increased crush for improved bearing retention
  • Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
  • Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
  • 3/4 grooved Main Bearings to optimize bearing load carrying surface area and oil flow to the conrod bearings.
  • Tight consistent wall tolerances to help you maintain consistent clearances.
  • Enlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts.

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