Eagle Chevy 400 350 Mains 3.750in Crank 6.000in H-Beam -10.8cc Dome 4.125in Piston Rotating Assembly

When you're building a serious Chevy 400 engine, especially one that's going to see extreme competition use, exotic fuels, heavy nitrous, or high boost, you need a rotating assembly that can handle the pressure. This Eagle Heavy Duty Rotating Assembly is built for exactly those kinds of demanding applications. You get a robust package designed to be the heart of a powerful engine build.

Inside this assembly, you'll find a 3.750-inch forged 4340 crankshaft, featuring 350 main journal sizing. Paired with it are 6.000-inch H-beam connecting rods, known for their strength and reliability under stress, secured with 7/16-inch ARP 2000 bolts. The pistons are forged 2618 JE units, measuring 4.125 inches with a -10.8cc dome, designed to work with the compression requirements of high-performance builds. This assembly also includes plasma-moly file-fit rings, which allow for precise gap setting to match your specific cylinder wall finish and application, and King XP rod and main bearings to ensure smooth operation and durability.

This is a comprehensive rotating assembly intended for builders who need a solid foundation for a high-output engine. Please note that this assembly is not CARB approved and cannot be shipped to California. Always consult your engine builder and manufacturer's instructions for proper installation and tuning to ensure optimal performance and longevity.