Eagle Chevy 400 3.750in Crank 5.700in H-Beam -5cc Flat Top 4.165in Pistons Rotating Assembly

Eagle has built a solid reputation for making strong engine components that hold up under demanding conditions. If you're building a Chevy 400 for serious performance, this competition rotating assembly is designed to handle the stress. It's a complete package that gives you the core rotating parts needed to get your engine project moving forward.

At the heart of this assembly is a 3.750-inch forged 4340 crankshaft, chosen for its strength and durability under high loads. Paired with this are 5.700-inch H-beam connecting rods, which are well-known for their robust design. These rods come equipped with 7/16-inch ARP 8740 bolts, a popular choice for their reliability in high-stress applications. The pistons are forged 4032 aluminum from ICON, featuring a -5cc flat top design and a 4.165-inch bore size, ready to be paired with your chosen cylinder heads. This assembly also includes plasma-moly file-fit piston rings, allowing for precise gap setting to match your engine's specific needs, and King XP rod and main bearings, which are designed for excellent performance and longevity.

This rotating assembly is intended for racing use, including applications with nitrous or forced induction. Please note that this part is not CARB approved and cannot be shipped to California. It's important to consult with your engine builder or refer to manufacturer instructions for proper installation and balancing procedures, as these are critical steps for ensuring the longevity and performance of your new engine build.