ACL Race Main Bearings Subaru / Toyota FA20 / FA24 / FB20 / FB25 / 4U-GSE (HX-STD)
ACL
ACL-HX-STD
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Write a reviewACL bearings are used for tuning and engine upgrades where you want better quality with higher bearing capacity than normal standard bearings.
Improvements of material, dynamic thickness, heat conduction, oil grooves and oil distribution are some of the points that make ACL one of the leading bearing manufacturers.
Bearing data
Part number: 5M8312HXOS2
Bearing size: STD
Bearing half type: Identical halves
Bearing material: F780
Technical data (mm)
Max overall length: 22.92
Max shaft size: 68.009
Max tunnel size: 73.067
Max vertical oil clearance: 0.055
Max wall at crown: 2.517
Min shaft size: 67.985
Min tunnel size: 73.051
Min vertical oil clearance: 0.035
Technical data (in)
Max overall length: 0.9024
Max shaft size: 2.6775
Max tunnel size: 2.8766
Max vertical oil clearance: 0.00216535
Max wall at crown: 0.0991
Min shaft size: 2.6766
Min tunnel size: 2.876
Min vertical oil clearance: 0.00137795
Engine code
FA20 / FA24D / FA24F / FB20 / FB25 / 4U-GSE
Application
Subaru FA20 1998cc Flat4 DOHC 4v
Subaru FA24D 2387cc Flat4 DOHC 4v
Subaru FA24F 2387cc Flat4 DOHC 4v Turbo
Subaru FB20 1995cc Flat4 DOHC 4v
Subaru FB25 2498cc Flat4 DOHC 4v
Toyota 4U-GSE (FA20) 1998cc Flat4 DOHC 4v
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