Eagle Chevy 427/454 3.766in Crank 6.135in I-Beam Rods 4.320in Pistons Rotating Assembly

This Eagle Pro Street Rotating Assembly is built for Chevy 427 and 454 big-block engines, specifically designed for naturally-aspirated racing applications. It's a complete package that includes all the core components needed to rebuild or upgrade your engine's bottom end, ensuring a strong foundation for performance builds.

At the heart of this assembly is a 3.766-inch forged 4340 crankshaft, known for its strength and durability under high stress. Paired with this are 6.135-inch 4340 I-beam connecting rods, which are secured with robust 7/16-inch ARP 8740 bolts, offering a reliable connection between the crank and pistons. The pistons are forged 4032 ICON units with a 4.320-inch bore and a 28.2cc closed chamber dome, designed to work with specific compression ratios. This assembly also comes with 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 for smooth operation and longevity.

This rotating assembly is a well-built option for those looking to maximize performance in a naturally aspirated setup. Please note that this assembly is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and balancing procedures.