Eagle B627003800 Balanced Rotating Assembly for Chevy LS 4.8L/5.3L 8-Cylinder

The Eagle B627003800 is a complete balanced Pro Street rotating assembly designed for Chevrolet 4.8L and 5.3L LS engines. This comprehensive kit provides all the essential internal engine components needed for a performance engine build, professionally balanced and ready for installation.

Complete Assembly Includes:

• 4.000-inch stroke forged 4140 steel crankshaft with 24-tooth reluctor wheel
• 6.125-inch center-to-center 4340 forged steel I-beam connecting rods
• 7/16-inch ARP 8740 chromoly rod bolts for superior clamping force
• Forged 4032 aluminum DSS pistons with -5cc flat top design at 3.800-inch bore
• Plasma-moly file-fit piston rings for optimal cylinder sealing
• King XP series performance rod and main bearings

Key Features:

• Factory balanced assembly - no additional balancing required (part numbers beginning with "B" indicate pre-balanced)
• Forged steel construction throughout for maximum strength and durability
• Precision-machined components for proper clearances and fit
• Suitable for street performance and moderate racing applications
• Professional-grade ARP fasteners ensure reliability under high stress

This rotating assembly is engineered for engine builders and performance enthusiasts looking to rebuild or upgrade their LS-platform engines with quality aftermarket components. The forged crankshaft and connecting rods provide the strength needed for increased horsepower and rpm, while the forged pistons offer excellent thermal stability and wear resistance.