ACL Race ConConrod bearings BMW N63B44 / S63B44 (.25)
ACL
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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: 8B1578H
Bearing size: .25
Bearing half type: Identical halves
Bearing material: F781
Technical data (mm)
Max overall length: 15
Max shaft size: 53.99
Max tunnel size: 57.616
Max vertical oil clearance: 0.103
Max wall at crown: 1.794
Min shaft size: 53.971
Min tunnel size: 57.6
Min vertical oil clearance: 0.055
Technical data (in)
Max overall length: 0.5906
Max shaft size: 2.1256
Max tunnel size: 2.2683
Max vertical oil clearance: 0.0041
Max wall at crown: 0.0706
Min shaft size: 2.1248
Min tunnel size: 2.2677
Min vertical oil clearance: 0.0022
Engine code
N63B44 / S63B44
Application
BMW N63B44 4395cc V8 DOHC 4v Twin Turbo
BMW S63B44 4395cc V8 DOHC 4v Twin Turbo
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Guides & Info
| Bilmärke | BMW |
| Engine code | N63 |
| Engine code | S63 |
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