ACL Bearings Race Series 8B743HXC-STD Coated Connecting Rod Bearing Set for Big Block Chevy, Standard Extra Oil Clearance

The ACL Bearings Race Series 8B743HXC-STD connecting rod bearing set is designed for Big Block Chevy engines requiring standard journal sizing with extra oil clearance. Built for performance-focused engine applications, these coated rod bearings provide a dependable bearing surface and support consistent operation under demanding conditions. This set fits BBC 396–454 engine configurations when used with the correct crankshaft and connecting rod specifications.
The Race Series construction combines precision manufacturing with a durable coating intended to support improved protection during startup, high-load operation, and performance driving. Extra oil clearance helps accommodate applications that require additional clearance for oil control and thermal expansion, making this set a practical choice for properly prepared high-performance engines. Always verify crankshaft journal measurements, connecting rod condition, and manufacturer clearance recommendations before installation.
The ACL Bearings 8B743HXC-STD set is supplied for standard-size applications and is intended for engine builders, performance enthusiasts, and professional technicians seeking reliable replacement or upgrade components. Correct installation procedures, proper lubrication, and thorough inspection of all related components are essential for achieving the intended service life and performance. The bearings should be matched to the engine’s measured specifications rather than selected solely by application description.
Designed for Big Block Chevy 396–454 platforms, this coated connecting rod bearing set offers a focused combination of fitment, oil-clearance characteristics, and performance-oriented construction. It is not air restricted and does not require truck freight handling, making it suitable for standard shipping and typical workshop installation workflows.

Features:

• Brand: ACL Bearings

• Part Number: 8B743HXC-STD

• Series: Race Series

• Product Type: Connecting rod bearing set

• Application: Big Block Chevy 396–454 engines

• Size: Standard

• Clearance: Extra oil clearance

• Construction: Coated bearing surface

• Use: Performance engine building and replacement applications

• Shipping Classification: Not air restricted and not truck freight only