Eagle B182144165 Balanced Rotating Assembly - BBC 454 4.165" Bore

The Eagle B182144165 is a complete balanced rotating assembly engineered for big block Chevy 454 engines. This Street & Strip kit is designed for reliable performance in engines producing under 500 horsepower, making it an excellent choice for street performance and weekend racing applications.

Complete Assembly Includes:

• 4.000" stroke cast steel crankshaft with .092" fillet radiuses for enhanced strength
• 6.135" I-beam connecting rods with 7/16" ARP 8740 capscrew bolts
• Hypereutectic KB pistons with 17cc closed chamber dome design
• 4.165" bore pistons for optimal displacement
• Plasma-moly piston rings for reduced friction and improved sealing
• Rod and main bearings

Key Features:

• Factory balanced by Eagle - ready to install with no additional balancing required
• Cast steel crankshaft provides excellent durability for street and strip use
• Eagle I-beam rods feature superior surface finish for improved oil flow and reduced wear
• Hypereutectic pistons offer excellent heat resistance and durability
• ARP 8740 bolts ensure reliable rod cap retention

This assembly is ideal for builders looking to construct a dependable big block Chevy engine for street performance, mild strip use, or engine rebuilds requiring a complete rotating assembly solution.