Eagle B12129040 Complete Rotating Assembly for 8-Cylinder Engine

The Eagle B12129040 is a factory-balanced complete rotating assembly designed for 8-cylinder engine applications. This comprehensive kit includes all the essential internal engine components needed for a performance engine build, professionally balanced by Eagle for smooth operation and reliability.

Complete Assembly Includes:

• Crankshaft with precision-ground journals
• Connecting rods with ARP fasteners
• Pistons with rings
• Engine bearings (rod and main)
• Harmonic balancer and flexplate (for externally balanced configurations)

Key Features:

• Factory balanced by Eagle - ready to install with no additional balancing required
• Quality components engineered to work together as a matched set
• Designed for street and performance applications
• Manufactured to Eagle's strict quality control standards

Eagle Specialty Products is known for producing high-strength connecting rods and crankshafts for performance and racing engines. Their rotating assemblies provide excellent value and reliability for engine builders seeking quality components at competitive prices.