ACL Bearings 5M829HNC-01 Race Series Main Bearing Set for Big Block Chevy 396-454, 0.001 in Undersize

Upgrade the bottom end of your Big Block Chevy engine with the ACL Bearings 5M829HNC-01 Race Series main bearing set. Designed for Chevrolet BBC 396-454 applications, this kit features a 0.001 inch undersize configuration for crankshafts machined to the corresponding specification. The narrowed bearing design supports performance-oriented engine builds where proper clearance and bearing fit are essential.
The coated bearing construction is engineered to provide a durable bearing surface for demanding street, strip, and competition applications. ACL Bearings Race Series components are manufactured with performance use in mind, helping support reliable crankshaft operation under increased loads and elevated engine speeds. Always verify crankshaft journal size, bearing clearance, and application compatibility before installation.
This main bearing set is supplied as a complete kit for the applicable Big Block Chevy engine configuration. Its narrowed profile may provide additional clearance for performance combinations and specialized rotating assemblies. Professional engine assembly practices, accurate measurements, and appropriate lubrication are recommended to achieve the intended results from the ACL Bearings 5M829HNC-01 main bearings.

Features:

• Brand: ACL Bearings

• Part Number: 5M829HNC-01

• Application: Big Block Chevy 396-454 engines

• Series: Race Series

• Bearing Type: Main bearing set

• Fitment: 0.001 inch undersize

• Design: Narrowed bearing profile

• Surface: Coated construction

• Kit: Complete main bearing set

• Use: Suitable for performance street, strip, and competition engine builds