Eagle Chevy 400 3.750in Crank 5.700in H-Beam -20cc 4.145in Pistons Rotating Assembly

If you're building a high-performance Chevy 400 engine for serious racing, including applications with nitrous or forced induction, a strong rotating assembly is the heart of your build. This Eagle Competition Rotating Assembly is designed to handle the demands of competitive use, providing a solid foundation for your engine's power output.

This assembly starts with a 3.750-inch forged 4340 crankshaft, known for its strength and durability under high stress. Paired with it are 5.700-inch H-beam connecting rods, which are a popular choice for their robust design. These rods are secured with 7/16-inch ARP 8740 bolts, ensuring a reliable connection even at high RPMs. The pistons are forged 4032 MAHLE units, featuring an inverted dome design with a -20cc volume and a 4.145-inch bore size, optimized for specific compression ratios. The assembly also includes plasma-moly file-fit piston rings, allowing for precise gap setting to match your engine's bore and intended use, and King XP rod and main bearings to ensure smooth rotation and proper oil clearance.

This is a comprehensive rotating assembly, ready to be installed into your Chevy 400 block. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and assembly procedures.