Eagle 137304065 Competition Rotating Assembly Kit for Chevrolet - LS3

The Eagle 137304065 is a complete competition-grade rotating assembly designed for Chevrolet LS3 engines with a 4.065-inch standard bore. This comprehensive kit provides all the critical internal components needed for a high-performance engine build.

Kit Includes:

• Forged 4340 steel crankshaft with 4.000-inch stroke and 24-tooth reluctor wheel
• 6.125-inch H-beam connecting rods with 7/16-inch ARP 8740 bolts
• Forged 4032 aluminum Mahle pistons with -4cc flat top design
• Piston rings (file-to-fit)
• Rod and main bearings

Eagle Competition rotating assemblies are engineered for demanding racing applications, featuring premium forged components that deliver superior strength and reliability compared to stock parts. The forged 4340 crankshaft offers exceptional durability, while the H-beam connecting rods provide the rigidity needed for high-RPM performance. These kits are ideal for builds targeting over 500 horsepower and are designed to withstand the rigors of competitive motorsports.

Note: Professional balancing and machine shop inspection is recommended before installation to ensure proper clearances and optimal performance.