Eagle Chevy 454 4.250in Crank 6.385in H-Beam 43cc Dome 4.280in Pistons Balanced Assembly

Starting with a forged 4340 steel crankshaft featuring a 4.250-inch stroke, this Eagle Competition Rotating Assembly is built for serious performance applications, including those using nitrous or forced induction. The robust H-beam connecting rods measure 6.385 inches and come equipped with 7/16-inch ARP 8740 bolts, offering a strong link between the crankshaft and pistons. This assembly is designed to handle the stresses of high-performance engines.

The pistons are forged from 2618 aluminum with a 43cc dome volume and a 4.280-inch bore size, contributing to a specific compression ratio tailored for power. They are paired with plasma-moly file-fit rings, allowing for precise ring gap adjustment crucial for optimal sealing and performance in demanding conditions. King XP rod and main bearings are included, providing durable and reliable lubrication surfaces for the rotating assembly's critical journals.

This assembly comes balanced from the factory, saving you a significant step in the engine building process and ensuring smoother operation. It's important to note that this assembly is not CARB approved and cannot be shipped to California. Always refer to the manufacturer's installation instructions for proper assembly and break-in procedures.