The ACL 8B743H-01 is a set of H-Series connecting rod bearings for Big Block Chevy V8 engines, machined 0.001 in undersize to match a crankshaft that has been reground 0.001 in below stock rod journal diameter.
Specifications:
- Type: Connecting Rod Bearing Set
- Series: H-Series
- Size: 0.001 in Undersize
- Engine Fitment: Big Block Chevy V8
- Part Number: 8B743H-01
FAQ
What does "0.001 in Undersize" mean for this bearing set?
It means the bearing shells are sized to fit a rod journal that has been reground 0.001 in below the factory diameter, restoring correct running clearance.
What engine platform is the 8B743H-01 designed for?
It is designed for Big Block Chevy V8 engines.
What ACL series is the 8B743H-01 part of?
It is part of ACL's H-Series connecting rod bearing line.

