ACL Race Conrod bearings Mazda (.25)

ACL 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: 
4B8351H
Bearing size: 
.25
Bearing half type: 
Identical halves
Bearing material: 
F781
Technical data (mm)
Max overall length: 
17
Max shaft size: 
 44.956
Max tunnel size: 
48.016
Max vertical oil clearance: 
0.062
Max wall at crown: 
1.515
Min shaft size: 
44.94
Min tunnel size: 
48
Min vertical oil clearance: 
0.01
Technical data (in)
Max overall length: 
0.669290006
Max shaft size: 
1.769917736
Max tunnel size: 
1.890389937
Max vertical oil clearance: 
0.00244094
Max wall at crown: 
0.059645551
Min shaft size: 
1.769287816
Min tunnel size: 
1.889760017
Min vertical oil clearance: 
0.0003937
Engine code
ZMD / A5D / B6 / BP / B6-2E/B6-ME / B6D / B6F / B6T / BJ / BP-4W / BP-T / BP-Z3 / BP-Z3 Turbo / BP-ZE / BPD / ZL-VE / ZM-DE
Application
Ford 1598cc ZMD Inline4 DOHC 4v
Kia A5D 1493cc Inline4 DOHC 4v
Kia B6 1597cc Inline4 DOHC 4v
Kia BP 1840cc Inline4 DOHC 4v
Mazda B6 1597cc Inline4 SOHC 2v
Mazda B6-2E/B6-ME 1597cc Inline4 SOHC 4v
Mazda B6D 1597cc Inline4 DOHC 4v
Mazda B6F 1597cc Inline4 SOHC 2v
Mazda B6T 1597cc Inline4 DOHC 4v Turbo
Mazda BJ 1290cc Inline4 DOHC 4v
Mazda BP 1840cc Inline4 SOHC 4v
Mazda BP-4W 1840cc Inline4 DOHC 4v
Mazda BP-T 1840cc Inline4 DOHC 4v Turbo
Mazda BP-Z3 1840cc Inline4 DOHC VVT 4v
Mazda BP-Z3 1840cc Inline4 DOHC VVT 4v Turbo
Mazda BP-ZE 1840cc Inline4 DOHC 4v
Mazda BPD 1840cc Inline4 DOHC 4v
Mazda ZL-VE 1498cc Inline4 DOHC 4v
Mazda ZM-DE 1598cc Inline4 DOHC 4v
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