Eagle 137304070 LS Competition Rotating Assembly - 8-Cylinder

The Eagle 137304070 Competition Rotating Assembly is a high-performance engine kit designed for demanding applications requiring ultimate strength and reliability. This complete rotating assembly is engineered for LS-series V8 engines producing up to 750 horsepower.

Premium Components Include:

• Eagle forged 4340 steel crankshaft with 4.000-inch stroke and 24-tooth reluctor
• Eagle forged 4340 H-beam connecting rods measuring 6.125 inches center-to-center
• 7/16-inch ARP 8740 rod bolts for exceptional strength
• Forged aluminum pistons with -5cc flat top design
• File-fit piston ring set for precise installation
• High-performance rod and main bearings

Eagle Competition rotating assemblies are internally balanced and include all necessary components for a complete bottom-end rebuild. These kits are suitable for naturally aspirated builds as well as applications using nitrous oxide, turbochargers, or superchargers. The forged 4340 steel construction throughout provides superior durability compared to cast or lower-grade materials, making this assembly ideal for racing engines and high-performance street builds.