ACL Bearings 8B743HXXDC-STD Race Series Main Bearings for Chevy Big Block V8

ACL Race Series main bearings engineered specifically for high-performance Chevrolet Big Block V8 engines, including 396, 402, 427, and 454 cubic inch variants. These bearings feature advanced tri-metal construction with a performance coating designed to handle the extreme loads and temperatures of racing applications.

Key Features:

• Advanced performance coating for reduced friction and improved wear resistance
• Tri-metal construction optimized for race engine durability
• Standard (STD) size for original crankshaft journals
• Precision-engineered for Chevy Big Block 396, 402, 427, and 454 V8 engines
• Higher load capacity than standard bearings for modified and racing engines
• Enhanced oil retention characteristics for improved lubrication

ACL Race Series bearings are designed for serious performance applications where standard bearings cannot withstand the increased stresses of high RPM operation, forced induction, or nitrous oxide systems. The specialized coating technology provides a critical layer of protection during startup and high-load conditions.