Eagle Chevy 400ci High Compression Rotating Assembly Internal Balance

This is the Eagle Chevy 400ci High Compression Rotating Assembly, designed for internal balance. It's built for serious competition engines that push the limits, whether you're running exotic fuels, heavy nitrous, or high boost applications. This assembly is a solid foundation for building a powerful and reliable Chevy 400ci engine.

At the heart of this assembly is a 3.750-inch forged 4340 crankshaft, known for its strength and durability under extreme stress. Paired with it are 6.000-inch H-beam connecting rods, which are also forged from 4340 steel and feature 7/16-inch ARP 2000 bolts for a strong and secure connection. The pistons are forged 2618 JE units, featuring a -10.8cc dome for high compression and a 4.165-inch bore size. They come complete with plasma-moly file-fit rings, allowing for precise gap setting to match your engine's needs. For the bottom end, King XP rod and main bearings are included, offering excellent wear resistance and performance.

This rotating assembly is a well-built package for those looking to maximize the performance and durability of their Chevy 400ci engine. Please note that this part is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures.