ACL Race ConConrod bearings Honda Civic / B20 / D15 / D16 / ZC (.025)

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: 
4B1956H
Bearing size: 
.025
Bearing half type: 
Identical halves
Bearing material: 
F781
Technical data (mm)
Max overall length: 
18.5
Max shaft size: 
45
Max tunnel size: 
48.02
Max vertical oil clearance: 
0.108
Max wall at crown: 
1.499
Min shaft size: 
44.98
Min tunnel size: 
48
Min vertical oil clearance: 
0.049
Technical data (in)
Max overall length: 
0.728345007
Max shaft size: 
1.771650016
Max tunnel size: 
1.890547417
Max vertical oil clearance: 
0.00425196
Max wall at crown: 
0.059015631
Min shaft size: 
1.770862616
Min tunnel size: 
1.889760017
Min vertical oil clearance: 
0.00192913
Engine code
B18A (USA) / B20B4 / B20Z2 / D15B1 / D15B2 / D15B4 / D15B6 / D15B7 / D15B8 / D15Z1 / D15Z2 / D15Z3 / D15Z6 / D15Z8 / D16A1 / D16A3 / D16A6 / D16A7 / D16A8 / D16A9 / D16B2 / D16B6 / D16W1 / D16Y1 / D16Y4 / D16Y5 / D16Y7 / D16Y8 / D16Z2 / D16Z5 / D16Z6 / ZC
Application
Honda B18A (USA) 1834cc Inline4 SOHC 4v
Honda B20B4 1973cc Inline4 DOHC 4v
Honda B20Z2 1973cc Inline4 DOHC 4v
Honda D15B1 1493cc Inline4 SOHC 4v
Honda D15B2 1493cc Inline4 SOHC 4v
Honda D15B4 1493cc Inline4 SOHC 4v
Honda D15B6 1493cc Inline4 SOHC 2v
Honda D15B7 1493cc Inline4 SOHC 4v
Honda D15B8 1493cc Inline4 SOHC 4v
Honda D15Z1 1493cc Inline4 SOHC 4v VTEC
Honda D15Z2 1493cc Inline4 SOHC 4v
Honda D15Z3 1493cc Inline4 SOHC 4v
Honda D15Z6 1493cc Inline4 SOHC 4v
Honda D15Z8 1493cc Inline4 SOHC 4v
Honda D16A1 1590cc Inline4 DOHC 4v
Honda D16A3 1590cc Inline4 DOHC 4v
Honda D16A6 1590cc Inline4 SOHC 4v
Honda D16A7 1590cc Inline4 SOHC 4v
Honda D16A8 1590cc Inline4 DOHC 4v
Honda D16A9 1590cc Inline4 DOHC 4v
Honda D16B2 1590cc Inline4 DOHC 4v
Honda D16B6 1590cc Inline4 DOHC 4v
Honda D16W1 1590cc Inline4 SOHC 4v
Honda D16Y1 1590cc Inline4 SOHC 4v
Honda D16Y4 1590cc Inline4 SOHC 4v
Honda D16Y5 1590cc Inline4 SOHC 4v
Honda D16Y7 1590cc Inline4 SOHC 4v
Honda D16Y8 1590cc Inline4 SOHC 4v
Honda D16Z2 1590cc Inline4 SOHC 4v
Honda D16Z5 1590cc Inline4 DOHC 4v
Honda D16Z6 1590cc Inline4 SOHC 2v
Honda ZC 1590cc Inline4 DOHC 4v
Honda ZC 1590cc Inline4 SOHC 2v
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