ACL Race ConConrod bearings Chevrolet 366 / 396 / 402 / 427 / 454 (STD)
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: 8B743HD
Bearing size: STD
Bearing half type: Lower
Bearing material: F781
Technical data (mm)
Max overall length: 22.58
Max shaft size: 55.88
Max tunnel size: 59.06
Max vertical oil clearance: 0.077
Max wall at crown: 1.572
Min shaft size: 55.855
Min tunnel size: 59.047
Min vertical oil clearance: 0.023
Technical data (in)
Max overall length: 0.888974608
Max shaft size: 2.19999562
Max tunnel size: 2.325192221
Max vertical oil clearance: 0.00303149
Max wall at crown: 0.061889641
Min shaft size: 2.19901137
Min tunnel size: 2.324680411
Min vertical oil clearance: 0.00090551
Engine code
366 Big Block / 396 Big Block / 402 Big Block / 427 Big Block / 454ci Big Block / 8.1L Gen IV Vortec
Application
Chevrolet 366ci (6.0L) Big Block V8 OHV 2v
Chevrolet 396ci (6.5L) Big Block V8 OHV 2v
Chevrolet 402ci (6.6L) Big Block V8 OHV 2v
Chevrolet 427ci (7.0L) Big Block V8 OHV 2v
Chevrolet 454ci (7.4L) Big Block V8 OHV 2v
Chevrolet 496ci (8.1L) Gen IV Vortec V8 OHV 2v
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Guides & Info
| Engine code | 8.1L Gen IV Vortec |
| Engine code | 366 Big Block |
| Engine code | 396 Big Block |
| Engine code | 402 Big Block |
| Engine code | 427 Big Block |
| Engine code | 454ci Big Block |
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